---> uname -a: Linux prd-centos7-docker-4c-2g-19708.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/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-416 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-416@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 ---> free -m: total used free shared buff/cache available Mem: 1837 680 103 0 1053 1053 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:9c:c0:0e brd ff:ff:ff:ff:ff:ff inet 10.30.123.32/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86029sec preferred_lft 86029sec inet6 fe80::f816:3eff:fe9c:c00e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:67:bb:36:cb 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::42:67ff:febb:36cb/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) 01/12/21 _x86_64_ (4 CPU) 03:42:27 LINUX RESTART (4 CPU) 03:43:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:44:01 98.58 47.13 51.45 0.00 7745.33 7804.67 0.00 03:45:01 2.10 0.00 2.10 0.00 0.00 44.31 0.00 03:46:01 0.43 0.00 0.43 0.00 0.00 5.69 0.00 03:47:01 0.28 0.00 0.28 0.00 0.00 3.60 0.00 03:48:01 0.25 0.02 0.23 0.00 1.33 2.61 0.00 Average: 20.08 9.31 10.77 0.00 1529.99 1552.72 0.00 03:43:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:44:01 150564 0 578892 30.77 2620 1149468 1146792 39.14 385308 1144216 132 03:45:01 164368 0 564996 30.03 2620 1149560 1094720 37.36 375840 1140836 12 03:46:01 166120 0 563240 29.93 2620 1149564 1070276 36.53 379464 1136164 16 03:47:01 163840 0 565516 30.06 2620 1149568 1070336 36.53 381908 1135568 8 03:48:01 159504 0 569532 30.27 2620 1149888 1075088 36.69 399664 1121328 296 Average: 160879 0 568435 30.21 2620 1149610 1091442 37.25 384437 1135622 93 03:43:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:44:01 eth0 318.31 213.00 1080.93 94.61 0.00 0.00 0.00 0.00 03:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:44:01 docker0 6.24 4.38 1.45 15.77 0.00 0.00 0.00 0.00 03:45:01 eth0 1.02 0.45 0.67 0.06 0.00 0.00 0.00 0.00 03:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:46:01 eth0 0.67 0.45 0.29 0.15 0.00 0.00 0.00 0.00 03:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:47:01 eth0 0.85 0.37 0.31 0.26 0.00 0.00 0.00 0.00 03:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:48:01 eth0 3.89 2.50 4.11 1.30 0.00 0.00 0.00 0.00 03:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 64.16 42.82 214.57 19.04 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 1.23 0.86 0.29 3.12 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) 01/12/21 _x86_64_ (4 CPU) 03:42:27 LINUX RESTART (4 CPU) 03:43:02 CPU %user %nice %system %iowait %steal %idle 03:44:01 all 13.93 0.00 6.29 2.77 13.19 63.82 03:44:01 0 11.32 0.00 6.14 2.77 13.35 66.42 03:44:01 1 16.68 0.00 6.30 1.56 13.21 62.25 03:44:01 2 16.61 0.00 6.53 3.45 12.10 61.31 03:44:01 3 11.12 0.00 6.17 3.30 14.09 65.32 03:45:01 all 0.11 0.00 0.07 0.00 0.49 99.33 03:45:01 0 0.03 0.00 0.05 0.00 0.40 99.52 03:45:01 1 0.35 0.00 0.10 0.00 0.85 98.70 03:45:01 2 0.03 0.00 0.03 0.00 0.32 99.62 03:45:01 3 0.02 0.00 0.08 0.00 0.40 99.50 03:46:01 all 0.09 0.00 0.12 0.00 0.77 99.02 03:46:01 0 0.02 0.00 0.12 0.00 0.73 99.14 03:46:01 1 0.28 0.00 0.18 0.00 0.90 98.64 03:46:01 2 0.03 0.00 0.10 0.00 0.84 99.02 03:46:01 3 0.03 0.00 0.07 0.00 0.63 99.27 03:47:01 all 0.07 0.00 0.02 0.00 0.71 99.20 03:47:01 0 0.05 0.00 0.02 0.00 0.84 99.09 03:47:01 1 0.22 0.00 0.03 0.00 0.93 98.82 03:47:01 2 0.02 0.00 0.02 0.00 0.61 99.35 03:47:01 3 0.02 0.00 0.00 0.00 0.45 99.54 03:48:01 all 0.38 0.00 0.37 0.00 1.17 98.08 03:48:01 0 0.55 0.00 0.33 0.00 1.00 98.12 03:48:01 1 0.28 0.00 0.43 0.00 1.23 98.06 03:48:01 2 0.15 0.00 0.20 0.00 1.42 98.23 03:48:01 3 0.55 0.00 0.53 0.00 1.03 97.89 Average: all 2.80 0.00 1.32 0.53 3.16 92.20 Average: 0 2.29 0.00 1.27 0.53 3.14 92.77 Average: 1 3.39 0.00 1.35 0.30 3.30 91.67 Average: 2 3.24 0.00 1.33 0.66 2.97 91.80 Average: 3 2.26 0.00 1.32 0.63 3.21 92.57