---> uname -a: Linux prd-centos7-docker-4c-2g-28242.vexxhost.local 3.10.0-1160.6.1.el7.x86_64 #1 SMP Tue Nov 17 13:59:11 UTC 2020 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.438 BogoMIPS: 5866.87 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 50.0G 7.3G 42.7G 15% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 7.3G 42.7G 15% /facter-os /dev/vda1 50.0G 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/secure /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/auth.log /dev/vda1 50.0G 7.3G 42.7G 15% /run/cloud-init/result.json /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-529 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-529@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 707 100 0 1029 1025 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc pfifo_fast state UP qlen 1000 link/ether fa:16:3e:73:f0:36 brd ff:ff:ff:ff:ff:ff inet 10.30.123.246/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85842sec preferred_lft 85842sec inet6 fe80::f816:3eff:fe73:f036/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:37:d6:0b:ee brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:37ff:fed6:bee/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 03/02/21 _x86_64_ (4 CPU) 17:59:08 LINUX RESTART (4 CPU) 18:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:01:01 34.28 10.75 23.53 0.00 4024.51 2893.31 0.00 18:02:01 1.98 0.07 1.91 0.00 1.47 38.44 0.00 18:03:01 0.23 0.00 0.23 0.00 0.00 3.11 0.00 18:04:01 0.27 0.00 0.27 0.00 0.00 3.60 0.00 18:05:01 0.28 0.00 0.28 0.00 0.00 4.55 0.00 18:06:01 0.27 0.00 0.27 0.00 0.00 3.25 0.00 18:07:01 0.18 0.00 0.18 0.00 0.00 2.01 0.00 18:08:01 0.17 0.00 0.17 0.00 0.00 1.62 0.00 Average: 4.65 1.33 3.31 0.00 496.18 363.68 0.00 18:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:01:01 147404 0 608560 32.34 2620 1122960 1115384 38.07 424788 1107884 20 18:02:01 155392 0 600444 31.91 2620 1123088 1073148 36.62 421192 1104952 16 18:03:01 153612 0 602220 32.01 2620 1123092 1073148 36.62 420352 1107744 8 18:04:01 153456 0 602372 32.01 2620 1123096 1073172 36.63 432420 1095816 8 18:05:01 152972 0 602852 32.04 2620 1123100 1073124 36.62 433772 1095132 8 18:06:01 153016 0 602800 32.04 2620 1123108 1073052 36.62 446832 1081688 12 18:07:01 153468 0 602348 32.01 2620 1123108 1073016 36.62 446752 1081684 8 18:08:01 153576 0 602200 32.01 2620 1123148 1073016 36.62 446908 1081692 24 Average: 152862 0 602974 32.05 2620 1123088 1078382 36.80 434127 1094574 13 18:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:01:01 eth0 74.00 58.02 359.44 27.51 0.00 0.00 0.00 0.00 18:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:01:01 docker0 7.11 5.60 1.78 20.19 0.00 0.00 0.00 0.00 18:02:01 eth0 0.95 0.28 0.29 0.20 0.00 0.00 0.00 0.00 18:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:03:01 eth0 1.43 0.37 0.37 0.20 0.00 0.00 0.00 0.00 18:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:04:01 eth0 0.98 0.27 0.32 0.17 0.00 0.00 0.00 0.00 18:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:05:01 eth0 0.70 0.47 0.38 0.30 0.00 0.00 0.00 0.00 18:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:06:01 eth0 0.20 0.18 0.07 0.01 0.00 0.00 0.00 0.00 18:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:07:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 0.00 18:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:08:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 18:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 9.68 7.37 44.48 3.50 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.88 0.69 0.22 2.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 03/02/21 _x86_64_ (4 CPU) 17:59:08 LINUX RESTART (4 CPU) 18:00:02 CPU %user %nice %system %iowait %steal %idle 18:01:01 all 2.58 0.00 1.89 0.77 0.08 94.68 18:01:01 0 2.37 0.00 2.20 0.70 0.07 94.67 18:01:01 1 2.55 0.00 1.86 2.25 0.12 93.23 18:01:01 2 2.82 0.00 1.72 0.05 0.07 95.34 18:01:01 3 2.57 0.00 1.80 0.09 0.05 95.49 18:02:01 all 0.15 0.00 0.06 0.00 0.00 99.78 18:02:01 0 0.02 0.00 0.07 0.00 0.00 99.92 18:02:01 1 0.07 0.00 0.08 0.00 0.00 99.85 18:02:01 2 0.48 0.00 0.03 0.00 0.02 99.47 18:02:01 3 0.05 0.00 0.05 0.00 0.00 99.90 18:03:01 all 0.17 0.00 0.03 0.00 0.00 99.80 18:03:01 0 0.03 0.00 0.02 0.00 0.02 99.93 18:03:01 1 0.07 0.00 0.07 0.00 0.00 99.87 18:03:01 2 0.07 0.00 0.02 0.00 0.00 99.92 18:03:01 3 0.52 0.00 0.02 0.00 0.00 99.47 18:04:01 all 0.15 0.00 0.05 0.00 0.01 99.79 18:04:01 0 0.02 0.00 0.03 0.00 0.00 99.95 18:04:01 1 0.03 0.00 0.03 0.00 0.02 99.92 18:04:01 2 0.07 0.00 0.08 0.00 0.00 99.85 18:04:01 3 0.48 0.00 0.05 0.00 0.02 99.45 18:05:01 all 0.14 0.00 0.19 0.00 0.01 99.67 18:05:01 0 0.03 0.00 0.07 0.00 0.00 99.90 18:05:01 1 0.13 0.00 0.25 0.00 0.02 99.60 18:05:01 2 0.12 0.00 0.18 0.00 0.02 99.68 18:05:01 3 0.27 0.00 0.25 0.00 0.00 99.48 18:06:01 all 0.03 0.00 0.06 0.00 0.00 99.90 18:06:01 0 0.02 0.00 0.02 0.00 0.00 99.97 18:06:01 1 0.07 0.00 0.08 0.00 0.02 99.83 18:06:01 2 0.02 0.00 0.10 0.00 0.00 99.88 18:06:01 3 0.03 0.00 0.05 0.00 0.00 99.92 18:07:01 all 0.05 0.00 0.03 0.00 0.02 99.90 18:07:01 0 0.03 0.00 0.03 0.00 0.02 99.92 18:07:01 1 0.10 0.00 0.05 0.00 0.02 99.83 18:07:01 2 0.05 0.00 0.02 0.00 0.02 99.92 18:07:01 3 0.03 0.00 0.02 0.00 0.02 99.93 18:08:01 all 0.15 0.00 0.03 0.00 0.00 99.82 18:08:01 0 0.03 0.00 0.05 0.00 0.00 99.92 18:08:01 1 0.03 0.00 0.02 0.00 0.00 99.95 18:08:01 2 0.03 0.00 0.03 0.00 0.00 99.93 18:08:01 3 0.48 0.00 0.02 0.00 0.00 99.50 Average: all 0.42 0.00 0.29 0.09 0.02 99.18 Average: 0 0.31 0.00 0.30 0.09 0.01 99.28 Average: 1 0.38 0.00 0.30 0.28 0.02 99.02 Average: 2 0.45 0.00 0.27 0.01 0.01 99.26 Average: 3 0.55 0.00 0.28 0.01 0.01 99.15