---> uname -a: Linux prd-centos7-docker-4c-2g-23924.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: 2933.442 BogoMIPS: 5866.88 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% /w/workspace/dry_go-mod-core-contracts_PR-427@tmp /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-427 ---> free -m: total used free shared buff/cache available Mem: 1837 693 111 0 1032 1039 Swap: 1023 1 1022 ---> 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:43:85:d7 brd ff:ff:ff:ff:ff:ff inet 10.30.123.97/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86065sec preferred_lft 86065sec inet6 fe80::f816:3eff:fe43:85d7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:83:8c:b7:3b 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::42:83ff:fe8c:b73b/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) 01/29/21 _x86_64_ (4 CPU) 07:49:32 LINUX RESTART (4 CPU) 07:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:51:01 56.14 14.88 41.26 0.00 4605.38 3227.37 0.00 07:52:01 0.72 0.00 0.72 0.00 0.00 20.82 0.00 07:53:01 0.47 0.00 0.47 0.00 0.00 8.28 0.00 07:54:01 0.32 0.00 0.32 0.00 0.00 4.63 0.00 07:55:01 60.86 48.66 12.20 0.00 4360.39 3969.30 0.00 Average: 23.60 12.71 10.89 0.00 1784.47 1440.73 0.00 07:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:51:01 146872 0 592144 31.47 2620 1139908 1101872 37.61 397488 1135368 128 07:52:01 150168 0 588844 31.30 2620 1139912 1101416 37.59 397620 1132392 8 07:53:01 148776 0 590228 31.37 2620 1139920 1101440 37.59 397548 1134472 8 07:54:01 151916 0 587088 31.20 2620 1139920 1078332 36.80 405740 1123356 8 07:55:01 79696 0 679476 36.11 2620 1119752 1506480 51.41 500904 1085868 54032 Average: 135486 0 607556 32.29 2620 1135882 1177908 40.20 419860 1122291 10837 07:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:51:01 eth0 455.70 319.37 862.72 91.88 0.00 0.00 0.00 0.00 07:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:51:01 docker0 8.23 6.04 1.69 17.46 0.00 0.00 0.00 0.00 07:52:01 eth0 1.67 0.27 0.38 0.20 0.00 0.00 0.00 0.00 07:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:53:01 eth0 0.60 0.43 0.30 0.21 0.00 0.00 0.00 0.00 07:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:54:01 eth0 0.77 0.08 0.06 0.01 0.00 0.00 0.00 0.00 07:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:55:01 eth0 210.90 183.01 2170.67 18.80 0.00 0.00 0.00 0.00 07:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 132.90 99.94 606.26 21.99 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 1.62 1.19 0.33 3.45 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) 01/29/21 _x86_64_ (4 CPU) 07:49:32 LINUX RESTART (4 CPU) 07:50:02 CPU %user %nice %system %iowait %steal %idle 07:51:01 all 7.12 0.00 2.32 1.42 0.02 89.12 07:51:01 0 7.79 0.00 2.82 1.31 0.02 88.07 07:51:01 1 8.47 0.00 1.67 1.74 0.03 88.08 07:51:01 2 5.52 0.00 2.18 0.72 0.02 91.57 07:51:01 3 6.70 0.00 2.63 1.89 0.02 88.76 07:52:01 all 0.17 0.00 0.03 0.00 0.00 99.80 07:52:01 0 0.08 0.00 0.03 0.00 0.00 99.88 07:52:01 1 0.05 0.00 0.03 0.00 0.00 99.92 07:52:01 2 0.05 0.00 0.03 0.00 0.00 99.92 07:52:01 3 0.48 0.00 0.03 0.00 0.00 99.48 07:53:01 all 0.17 0.00 0.03 0.00 0.00 99.80 07:53:01 0 0.53 0.00 0.03 0.00 0.00 99.43 07:53:01 1 0.05 0.00 0.02 0.00 0.00 99.93 07:53:01 2 0.07 0.00 0.05 0.00 0.00 99.88 07:53:01 3 0.03 0.00 0.02 0.00 0.00 99.95 07:54:01 all 0.14 0.00 0.03 0.00 0.00 99.83 07:54:01 0 0.48 0.00 0.03 0.00 0.00 99.48 07:54:01 1 0.02 0.00 0.02 0.00 0.00 99.97 07:54:01 2 0.02 0.00 0.02 0.00 0.00 99.97 07:54:01 3 0.05 0.00 0.07 0.00 0.00 99.88 07:55:01 all 2.87 0.00 1.49 1.59 0.01 94.04 07:55:01 0 2.46 0.00 1.74 0.40 0.02 95.38 07:55:01 1 3.57 0.00 1.61 1.64 0.00 93.19 07:55:01 2 3.01 0.00 1.31 1.79 0.00 93.89 07:55:01 3 2.43 0.00 1.32 2.51 0.02 93.72 Average: all 2.07 0.00 0.78 0.60 0.01 96.55 Average: 0 2.24 0.00 0.92 0.34 0.01 96.49 Average: 1 2.40 0.00 0.66 0.67 0.01 96.26 Average: 2 1.72 0.00 0.71 0.50 0.00 97.07 Average: 3 1.92 0.00 0.80 0.88 0.01 96.40