---> uname -a: Linux prd-centos7-docker-4c-2g-7027.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% /w/workspace/dry_go-mod-core-contracts_PR-357@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 /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-357 ---> free -m: total used free shared buff/cache available Mem: 1837 679 98 0 1059 1056 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:51:6d:1d brd ff:ff:ff:ff:ff:ff inet 10.30.123.139/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86026sec preferred_lft 86026sec inet6 fe80::f816:3eff:fe51:6d1d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:7a:5c:b8:d0 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::42:7aff:fe5c:b8d0/64 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) 10/20/20 _x86_64_ (4 CPU) 21:51:34 LINUX RESTART (4 CPU) 21:52:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:53:01 137.63 47.35 90.28 0.00 7692.41 39998.47 0.00 21:54:01 3.48 0.00 3.48 0.00 0.00 116.63 0.00 21:55:01 0.52 0.00 0.52 0.00 0.00 8.06 0.00 21:56:01 0.35 0.00 0.35 0.00 0.00 5.96 0.00 21:57:01 0.30 0.00 0.30 0.00 0.00 5.11 0.00 Average: 28.47 9.47 18.99 0.00 1539.10 8030.05 0.00 21:52:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:53:01 162444 0 574136 30.51 2620 1142356 1103600 37.66 414560 1143252 132 21:54:01 166656 0 569832 30.29 2620 1142448 1072600 36.61 414752 1139948 16 21:55:01 165512 0 570972 30.35 2620 1142452 1072444 36.60 416340 1139436 12 21:56:01 163236 0 573244 30.47 2620 1142456 1072600 36.61 418952 1138896 8 21:57:01 163376 0 573100 30.46 2620 1142460 1072648 36.61 430296 1127700 8 Average: 164245 0 572257 30.41 2620 1142434 1078778 36.82 418980 1137846 35 21:52:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:53:01 eth0 469.29 315.73 1067.96 89.48 0.00 0.00 0.00 0.00 21:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:53:01 docker0 4.06 3.25 1.08 12.44 0.00 0.00 0.00 0.00 21:54:01 eth0 0.68 0.37 0.29 0.17 0.00 0.00 0.00 0.00 21:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:55:01 eth0 1.30 0.08 0.12 0.04 0.00 0.00 0.00 0.00 21:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:56:01 eth0 1.35 0.62 0.57 0.37 0.00 0.00 0.00 0.00 21:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:57:01 eth0 0.77 0.50 0.33 0.24 0.00 0.00 0.00 0.00 21:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 94.71 63.48 213.94 18.07 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 0.81 0.65 0.22 2.49 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) 10/20/20 _x86_64_ (4 CPU) 21:51:34 LINUX RESTART (4 CPU) 21:52:01 CPU %user %nice %system %iowait %steal %idle 21:53:01 all 13.75 0.00 7.19 6.07 0.04 72.95 21:53:01 0 15.42 0.00 7.10 3.20 0.03 74.25 21:53:01 1 12.35 0.00 7.52 6.65 0.05 73.43 21:53:01 2 13.23 0.00 6.44 6.23 0.03 74.07 21:53:01 3 13.99 0.00 7.69 8.21 0.05 70.05 21:54:01 all 0.17 0.00 0.06 0.00 0.00 99.76 21:54:01 0 0.03 0.00 0.07 0.00 0.00 99.90 21:54:01 1 0.55 0.00 0.05 0.00 0.00 99.40 21:54:01 2 0.05 0.00 0.03 0.00 0.00 99.92 21:54:01 3 0.07 0.00 0.08 0.00 0.02 99.83 21:55:01 all 0.15 0.00 0.03 0.00 0.00 99.82 21:55:01 0 0.05 0.00 0.03 0.00 0.00 99.92 21:55:01 1 0.48 0.00 0.03 0.00 0.00 99.48 21:55:01 2 0.03 0.00 0.05 0.00 0.00 99.92 21:55:01 3 0.03 0.00 0.02 0.00 0.00 99.95 21:56:01 all 0.15 0.00 0.04 0.00 0.00 99.81 21:56:01 0 0.03 0.00 0.05 0.00 0.00 99.92 21:56:01 1 0.47 0.00 0.03 0.00 0.00 99.50 21:56:01 2 0.05 0.00 0.05 0.00 0.00 99.90 21:56:01 3 0.03 0.00 0.03 0.00 0.00 99.93 21:57:01 all 0.14 0.00 0.05 0.00 0.00 99.80 21:57:01 0 0.03 0.00 0.07 0.00 0.00 99.90 21:57:01 1 0.47 0.00 0.08 0.00 0.00 99.45 21:57:01 2 0.05 0.00 0.05 0.00 0.00 99.90 21:57:01 3 0.02 0.00 0.02 0.00 0.00 99.97 Average: all 2.85 0.00 1.46 1.20 0.01 94.48 Average: 0 3.09 0.00 1.45 0.64 0.01 94.82 Average: 1 2.84 0.00 1.53 1.32 0.01 94.31 Average: 2 2.66 0.00 1.31 1.24 0.01 94.79 Average: 3 2.80 0.00 1.55 1.62 0.01 94.02