Linux SRV-16 6.18.44-paas #1 SMP PREEMPT_DYNAMIC Thu Aug 13 10:08:12 UTC 2026 x86_64
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proc
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thread-self
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root
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proc
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self
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root
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opt
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ruby-2.7
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usr
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share
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ri
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2.7.0
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system
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IO
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//proc/thread-self/root/proc/self/root/opt/ruby-2.7/usr/share/ri/2.7.0/system/IO/sysread-i.ri
U:RDoc::AnyMethod[iI"sysread:ETI"IO#sysread;TF:publico:RDoc::Markup::Document:@parts[o:RDoc::Markup::Paragraph; [I"CReads <i>maxlen</i> bytes from <em>ios</em> using a low-level ;TI"Gread and returns them as a string. Do not mix with other methods ;TI"Fthat read from <em>ios</em> or you may get unpredictable results.;To:RDoc::Markup::BlankLine o; ; [ I"3If the optional _outbuf_ argument is present, ;TI">it must reference a String, which will receive the data. ;TI"LThe _outbuf_ will contain only the received data after the method call ;TI".even if it is not empty at the beginning.;T@o; ; [I"ARaises SystemCallError on error and EOFError at end of file.;T@o:RDoc::Markup::Verbatim; [I"f = File.new("testfile") ;TI"+f.sysread(16) #=> "This is line one";T:@format0: @fileI" io.c;T:0@omit_headings_from_table_of_contents_below0I"0ios.sysread(maxlen[, outbuf]) -> string ;T0[ I"(p1, p2 = v2);T@FI"IO;TcRDoc::NormalClass00