---> uname -a: Linux prd-centos7-docker-4c-2g-11576.vexxhost.local 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 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 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 7.2G 42.8G 14% / 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 7.2G 42.8G 14% /facter-os /dev/vda1 50.0G 7.2G 42.8G 14% /etc/resolv.conf /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hostname /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hosts /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/auth.log /dev/vda1 50.0G 7.2G 42.8G 14% /run/cloud-init/result.json /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dry_go-mod-core-contracts_PR-365 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dry_go-mod-core-contracts_PR-365@tmp /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/sa-host /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/secure ---> free -m: total used free shared buff/cache available Mem: 1837 640 114 0 1082 1093 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:f2:45:49 brd ff:ff:ff:ff:ff:ff inet 10.30.123.210/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86076sec preferred_lft 86076sec inet6 fe80::f816:3eff:fef2:4549/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:cc:5b:7b:2e 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:ccff:fe5b:7b2e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 11/09/20 _x86_64_ (4 CPU) 08:01:33 LINUX RESTART (4 CPU) 08:02:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:03:01 104.56 41.39 63.17 0.00 7452.46 15123.88 0.00 08:04:01 3.76 0.00 3.76 0.00 0.00 129.44 0.00 08:05:01 0.52 0.00 0.52 0.00 0.00 9.12 0.00 08:06:01 0.37 0.00 0.37 0.00 0.00 5.70 0.00 08:07:01 88.72 54.69 34.02 0.00 4722.24 14806.57 0.00 Average: 39.60 19.22 20.37 0.00 2435.67 6016.73 0.00 08:02:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:03:01 181236 0 546012 29.02 2620 1151688 1102488 37.63 412584 1125964 128 08:04:01 186052 0 541080 28.76 2620 1151804 1077404 36.77 411392 1123448 20 08:05:01 185736 0 541384 28.77 2620 1151816 1077572 36.78 412340 1123436 12 08:06:01 183180 0 543940 28.91 2620 1151816 1077560 36.78 414544 1123224 8 08:07:01 216100 0 630908 33.53 2620 1031928 1276076 43.55 432408 1022448 89720 Average: 190461 0 560665 29.80 2620 1127810 1122220 38.30 416654 1103704 17978 08:02:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:03:01 eth0 600.18 403.79 1080.16 107.42 0.00 0.00 0.00 0.00 08:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:03:01 docker0 5.89 4.78 1.22 12.91 0.00 0.00 0.00 0.00 08:04:01 eth0 1.23 0.08 0.11 0.03 0.00 0.00 0.00 0.00 08:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 eth0 3.93 2.38 3.51 0.51 0.00 0.00 0.00 0.00 08:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 eth0 0.73 0.38 0.30 0.20 0.00 0.00 0.00 0.00 08:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 eth0 208.79 176.91 2166.47 16.65 0.00 0.00 0.00 0.00 08:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 163.02 116.75 650.31 24.97 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 1.18 0.96 0.24 2.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 11/09/20 _x86_64_ (4 CPU) 08:01:33 LINUX RESTART (4 CPU) 08:02:01 CPU %user %nice %system %iowait %steal %idle 08:03:01 all 13.28 0.00 6.62 3.94 0.03 76.13 08:03:01 0 12.22 0.00 7.39 3.92 0.03 76.43 08:03:01 1 14.61 0.00 6.60 3.70 0.03 75.06 08:03:01 2 13.35 0.00 6.28 5.17 0.03 75.18 08:03:01 3 12.93 0.00 6.23 2.97 0.02 77.85 08:04:01 all 0.17 0.00 0.03 0.00 0.00 99.80 08:04:01 0 0.02 0.00 0.03 0.00 0.00 99.95 08:04:01 1 0.03 0.00 0.02 0.00 0.00 99.95 08:04:01 2 0.07 0.00 0.05 0.00 0.02 99.87 08:04:01 3 0.55 0.00 0.03 0.00 0.00 99.42 08:05:01 all 0.18 0.00 0.05 0.00 0.00 99.77 08:05:01 0 0.07 0.00 0.03 0.00 0.00 99.90 08:05:01 1 0.08 0.00 0.03 0.00 0.00 99.88 08:05:01 2 0.07 0.00 0.07 0.00 0.00 99.87 08:05:01 3 0.52 0.00 0.05 0.00 0.00 99.43 08:06:01 all 0.15 0.00 0.02 0.00 0.00 99.83 08:06:01 0 0.02 0.00 0.02 0.00 0.02 99.95 08:06:01 1 0.03 0.00 0.03 0.00 0.00 99.93 08:06:01 2 0.02 0.00 0.02 0.00 0.00 99.97 08:06:01 3 0.52 0.00 0.03 0.00 0.00 99.45 08:07:01 all 5.17 0.00 3.26 1.13 0.01 90.43 08:07:01 0 4.78 0.00 3.15 1.16 0.00 90.91 08:07:01 1 4.95 0.00 3.30 1.95 0.02 89.79 08:07:01 2 4.66 0.00 3.38 0.03 0.00 91.93 08:07:01 3 6.28 0.00 3.23 1.38 0.02 89.10 Average: all 3.76 0.00 1.99 1.01 0.01 93.23 Average: 0 3.40 0.00 2.11 1.01 0.01 93.48 Average: 1 3.92 0.00 1.99 1.12 0.01 92.96 Average: 2 3.61 0.00 1.95 1.03 0.01 93.39 Average: 3 4.13 0.00 1.90 0.86 0.01 93.10