---> uname -a: Linux prd-centos7-docker-4c-2g-12026.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: 2933.438 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 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% /run/cloud-init/result.json /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dry_go-mod-core-contracts_PR-367 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dry_go-mod-core-contracts_PR-367@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 /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/auth.log ---> free -m: total used free shared buff/cache available Mem: 1837 694 109 0 1033 1040 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:36:cf:03 brd ff:ff:ff:ff:ff:ff inet 10.30.123.139/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86028sec preferred_lft 86028sec inet6 fe80::f816:3eff:fe36:cf03/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:4f:57:84:57 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::42:4fff:fe57:8457/64 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) 11/13/20 _x86_64_ (4 CPU) 07:46:12 LINUX RESTART (4 CPU) 07:47:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:48:01 32.26 11.72 20.54 0.00 4512.20 2244.56 0.00 07:49:01 0.93 0.00 0.93 0.00 0.00 20.93 0.00 07:50:01 0.30 0.00 0.30 0.00 0.00 4.05 0.00 07:51:01 0.25 0.00 0.25 0.00 0.00 2.57 0.00 07:52:01 0.15 0.00 0.15 0.00 0.00 2.10 0.00 Average: 6.78 2.34 4.44 0.00 902.74 454.99 0.00 07:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:48:01 152260 0 592848 31.51 2620 1133828 1111736 37.94 436668 1131728 20 07:49:01 156932 0 588168 31.26 2620 1133836 1080248 36.87 436112 1128140 12 07:50:01 156140 0 588952 31.30 2620 1133844 1080464 36.87 437128 1128136 8 07:51:01 154964 0 590128 31.36 2620 1133844 1080380 36.87 438752 1127540 8 07:52:01 155524 0 589560 31.33 2620 1133852 1080308 36.87 458728 1107156 8 Average: 155164 0 589931 31.35 2620 1133841 1086627 37.08 441478 1124540 11 07:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:48:01 eth0 175.18 131.50 464.20 47.35 0.00 0.00 0.00 0.00 07:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:48:01 docker0 4.59 3.23 1.15 12.84 0.00 0.00 0.00 0.00 07:49:01 eth0 0.82 0.08 0.07 0.01 0.00 0.00 0.00 0.00 07:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 eth0 1.02 0.42 0.32 0.20 0.00 0.00 0.00 0.00 07:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:51:01 eth0 0.52 0.35 0.27 0.20 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:52:01 eth0 0.22 0.17 0.08 0.07 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 Average: eth0 35.56 26.51 93.02 9.57 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 0.92 0.65 0.23 2.57 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) 11/13/20 _x86_64_ (4 CPU) 07:46:12 LINUX RESTART (4 CPU) 07:47:01 CPU %user %nice %system %iowait %steal %idle 07:48:01 all 3.18 0.00 2.12 0.93 0.01 93.75 07:48:01 0 2.88 0.00 2.11 0.67 0.00 94.33 07:48:01 1 3.04 0.00 1.92 0.45 0.02 94.57 07:48:01 2 3.62 0.00 1.76 1.66 0.02 92.95 07:48:01 3 3.18 0.00 2.70 0.95 0.00 93.17 07:49:01 all 0.12 0.00 0.06 0.00 0.00 99.82 07:49:01 0 0.03 0.00 0.05 0.00 0.00 99.92 07:49:01 1 0.07 0.00 0.07 0.00 0.00 99.87 07:49:01 2 0.35 0.00 0.07 0.00 0.00 99.58 07:49:01 3 0.03 0.00 0.05 0.00 0.00 99.92 07:50:01 all 0.17 0.00 0.04 0.00 0.00 99.79 07:50:01 0 0.03 0.00 0.02 0.00 0.02 99.93 07:50:01 1 0.10 0.00 0.03 0.00 0.00 99.87 07:50:01 2 0.50 0.00 0.07 0.00 0.00 99.43 07:50:01 3 0.05 0.00 0.03 0.00 0.00 99.92 07:51:01 all 0.15 0.00 0.03 0.00 0.00 99.81 07:51:01 0 0.03 0.00 0.02 0.00 0.00 99.95 07:51:01 1 0.02 0.00 0.03 0.00 0.00 99.95 07:51:01 2 0.53 0.00 0.03 0.00 0.02 99.42 07:51:01 3 0.03 0.00 0.03 0.00 0.00 99.93 07:52:01 all 0.16 0.00 0.06 0.00 0.00 99.78 07:52:01 0 0.03 0.00 0.03 0.00 0.00 99.93 07:52:01 1 0.03 0.00 0.15 0.00 0.00 99.82 07:52:01 2 0.53 0.00 0.03 0.00 0.00 99.43 07:52:01 3 0.03 0.00 0.03 0.00 0.00 99.93 Average: all 0.75 0.00 0.46 0.19 0.00 98.60 Average: 0 0.60 0.00 0.44 0.13 0.00 98.82 Average: 1 0.65 0.00 0.44 0.09 0.00 98.82 Average: 2 1.11 0.00 0.39 0.33 0.01 98.17 Average: 3 0.66 0.00 0.57 0.19 0.00 98.58