---> uname -a: Linux prd-centos7-docker-4c-2g-31359.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: 2933.436 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-559 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-559@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 722 94 0 1020 1010 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:47:2d:b8 brd ff:ff:ff:ff:ff:ff inet 10.30.123.140/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85793sec preferred_lft 85793sec inet6 fe80::f816:3eff:fe47:2db8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:e8:55:7d:27 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:e8ff:fe55:7d27/64 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) 03/25/21 _x86_64_ (4 CPU) 09:57:57 LINUX RESTART (4 CPU) 09:59:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:00:01 27.45 5.99 21.45 0.00 1655.53 3138.22 0.00 10:01:02 0.43 0.02 0.42 0.00 0.13 6.44 0.00 10:02:01 0.42 0.08 0.34 0.00 1.63 4.98 0.00 10:03:01 0.27 0.00 0.27 0.00 0.00 3.06 0.00 10:04:01 0.22 0.00 0.22 0.00 0.00 3.11 0.00 10:05:01 0.18 0.00 0.18 0.00 0.00 2.20 0.00 10:06:01 0.32 0.00 0.32 0.00 0.00 3.48 0.00 10:07:01 0.20 0.00 0.20 0.00 0.00 2.70 0.00 10:08:01 104.88 67.22 37.65 0.00 4710.28 14987.22 0.00 Average: 14.96 8.17 6.80 0.00 709.21 2021.74 0.00 09:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:00:01 155672 0 618568 32.88 2620 1104684 1105040 37.71 427156 1097696 20 10:01:02 159056 0 615176 32.70 2620 1104692 1081680 36.92 438388 1083924 12 10:02:01 157860 0 616248 32.75 2620 1104816 1079416 36.84 440520 1083148 8 10:03:01 157252 0 616852 32.78 2620 1104820 1079624 36.85 441308 1083148 8 10:04:01 157256 0 616844 32.78 2620 1104824 1079600 36.84 434764 1089616 8 10:05:01 157016 0 617076 32.80 2620 1104832 1079624 36.85 435060 1089616 12 10:06:01 157720 0 616372 32.76 2620 1104832 1079480 36.84 434024 1089612 20 10:07:01 157680 0 616404 32.76 2620 1104840 1079480 36.84 434264 1089612 16 10:08:01 68296 0 748532 39.78 2620 1062096 1514316 51.68 605292 953896 54588 Average: 147534 0 631341 33.55 2620 1100048 1130918 38.60 454531 1073363 6077 09:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:00:01 eth0 65.63 53.05 282.11 25.77 0.00 0.00 0.00 0.00 10:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 docker0 10.94 9.12 2.15 21.47 0.00 0.00 0.00 0.00 10:01:02 eth0 0.33 0.08 0.02 0.04 0.00 0.00 0.00 0.00 10:01:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:01:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:02:01 eth0 0.98 0.08 0.07 0.01 0.00 0.00 0.00 0.00 10:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:03:01 eth0 1.63 0.32 0.38 0.20 0.00 0.00 0.00 0.00 10:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:04:01 eth0 1.65 0.67 0.69 0.46 0.00 0.00 0.00 0.00 10:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:05:01 eth0 0.60 0.37 0.33 0.20 0.00 0.00 0.00 0.00 10:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:06:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 0.00 10:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:01 eth0 0.13 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 eth0 206.69 156.39 2171.27 17.84 0.00 0.00 0.00 0.00 10:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 30.93 23.51 273.44 4.96 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 1.22 1.02 0.24 2.39 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) 03/25/21 _x86_64_ (4 CPU) 09:57:57 LINUX RESTART (4 CPU) 09:59:01 CPU %user %nice %system %iowait %steal %idle 10:00:01 all 2.15 0.00 1.71 0.60 0.49 95.04 10:00:01 0 1.99 0.00 1.85 0.61 0.47 95.09 10:00:01 1 2.28 0.00 1.91 0.96 0.49 94.36 10:00:01 2 2.40 0.00 1.66 0.25 0.47 95.21 10:00:01 3 1.91 0.00 1.42 0.60 0.54 95.52 10:01:02 all 0.16 0.00 0.07 0.00 0.03 99.74 10:01:02 0 0.05 0.00 0.08 0.00 0.02 99.85 10:01:02 1 0.47 0.00 0.03 0.00 0.03 99.47 10:01:02 2 0.08 0.00 0.07 0.00 0.05 99.80 10:01:02 3 0.05 0.00 0.08 0.00 0.03 99.83 10:02:01 all 0.15 0.00 0.05 0.00 0.02 99.78 10:02:01 0 0.05 0.00 0.07 0.02 0.02 99.85 10:02:01 1 0.03 0.00 0.05 0.00 0.03 99.88 10:02:01 2 0.02 0.00 0.03 0.00 0.00 99.95 10:02:01 3 0.49 0.00 0.05 0.00 0.03 99.42 10:03:01 all 0.15 0.00 0.05 0.00 0.03 99.77 10:03:01 0 0.03 0.00 0.03 0.00 0.03 99.90 10:03:01 1 0.10 0.00 0.07 0.00 0.08 99.75 10:03:01 2 0.05 0.00 0.03 0.00 0.00 99.92 10:03:01 3 0.42 0.00 0.05 0.00 0.02 99.52 10:04:01 all 0.16 0.00 0.10 0.00 0.10 99.64 10:04:01 0 0.07 0.00 0.15 0.00 0.07 99.72 10:04:01 1 0.02 0.00 0.10 0.00 0.12 99.77 10:04:01 2 0.03 0.00 0.08 0.00 0.13 99.75 10:04:01 3 0.52 0.00 0.05 0.00 0.10 99.33 10:05:01 all 0.15 0.00 0.03 0.00 0.03 99.80 10:05:01 0 0.02 0.00 0.03 0.00 0.03 99.92 10:05:01 1 0.03 0.00 0.02 0.00 0.02 99.93 10:05:01 2 0.07 0.00 0.03 0.00 0.03 99.87 10:05:01 3 0.47 0.00 0.03 0.00 0.02 99.48 10:06:01 all 0.11 0.00 0.03 0.00 0.03 99.82 10:06:01 0 0.02 0.00 0.02 0.00 0.02 99.95 10:06:01 1 0.03 0.00 0.03 0.00 0.02 99.92 10:06:01 2 0.07 0.00 0.07 0.00 0.05 99.82 10:06:01 3 0.33 0.00 0.02 0.00 0.03 99.62 10:07:01 all 0.15 0.00 0.03 0.00 0.00 99.82 10:07:01 0 0.02 0.00 0.02 0.00 0.00 99.97 10:07:01 1 0.03 0.00 0.07 0.00 0.00 99.90 10:07:01 2 0.52 0.00 0.02 0.00 0.02 99.45 10:07:01 3 0.02 0.00 0.02 0.00 0.00 99.97 10:08:01 all 5.64 0.00 3.60 1.20 0.45 89.11 10:08:01 0 5.03 0.00 3.42 0.54 0.43 90.58 10:08:01 1 5.45 0.00 3.74 2.25 0.42 88.14 10:08:01 2 5.73 0.00 3.56 0.90 0.46 89.36 10:08:01 3 6.36 0.00 3.70 1.10 0.47 88.36 Average: all 0.97 0.00 0.62 0.20 0.13 98.07 Average: 0 0.80 0.00 0.62 0.13 0.12 98.33 Average: 1 0.93 0.00 0.66 0.35 0.13 97.92 Average: 2 0.99 0.00 0.61 0.13 0.13 98.14 Average: 3 1.16 0.00 0.60 0.19 0.14 97.91