---> uname -a: Linux prd-centos7-docker-4c-2g-6837.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: 2933.436 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 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/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-345 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dry_go-mod-core-contracts_PR-345@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 698 108 0 1031 1037 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:b3:3f:45 brd ff:ff:ff:ff:ff:ff inet 10.30.122.204/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86005sec preferred_lft 86005sec inet6 fe80::f816:3eff:feb3:3f45/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:7a:39:84:8f 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:fe39:848f/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) 02:36:36 LINUX RESTART (4 CPU) 02:37:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:38:01 197.79 105.59 92.20 0.00 12510.20 40422.42 0.00 02:39:01 3.98 0.00 3.98 0.00 0.00 131.37 0.00 02:40:01 0.52 0.00 0.52 0.00 0.00 8.99 0.00 02:41:01 0.38 0.00 0.38 0.00 0.00 6.11 0.00 02:42:01 0.28 0.00 0.28 0.00 0.00 5.08 0.00 02:43:01 28.21 24.21 4.00 0.00 2238.03 48.30 0.00 Average: 38.55 21.64 16.90 0.00 2459.35 6774.49 0.00 02:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:38:01 155412 0 595520 31.65 2620 1128004 1105960 37.74 432152 1132748 128 02:39:01 159056 0 591800 31.45 2620 1128080 1093284 37.31 432288 1130368 12 02:40:01 158924 0 591924 31.46 2620 1128088 1093356 37.31 432700 1130356 8 02:41:01 158992 0 591856 31.46 2620 1128088 1091264 37.24 432472 1130156 20 02:42:01 157612 0 593228 31.53 2620 1128096 1091288 37.24 440940 1123268 8 02:43:01 65384 0 614932 32.68 2620 1198620 1118820 38.18 455600 1192800 80 Average: 142563 0 596543 31.70 2620 1139829 1098995 37.51 437692 1139949 43 02:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:38:01 eth0 583.47 358.68 1073.41 100.09 0.00 0.00 0.00 0.00 02:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:38:01 docker0 6.07 4.41 1.20 12.22 0.00 0.00 0.00 0.00 02:39:01 eth0 3.38 1.30 2.82 0.12 0.00 0.00 0.00 0.00 02:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:40:01 eth0 1.17 0.38 0.32 0.20 0.00 0.00 0.00 0.00 02:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:41:01 eth0 1.15 0.42 0.44 0.26 0.00 0.00 0.00 0.00 02:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:42:01 eth0 0.57 0.28 0.27 0.20 0.00 0.00 0.00 0.00 02:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:43:01 eth0 50.85 29.00 44.25 21.10 0.00 0.00 0.00 0.00 02:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 106.82 65.05 187.03 20.34 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 1.01 0.74 0.20 2.04 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) 02:36:36 LINUX RESTART (4 CPU) 02:37:01 CPU %user %nice %system %iowait %steal %idle 02:38:01 all 15.48 0.00 9.62 7.70 0.09 67.10 02:38:01 0 15.55 0.00 9.74 11.62 0.09 63.00 02:38:01 1 16.63 0.00 9.61 5.73 0.10 67.93 02:38:01 2 15.18 0.00 9.28 6.48 0.09 68.97 02:38:01 3 14.55 0.00 9.86 6.99 0.09 68.51 02:39:01 all 0.15 0.00 0.06 0.00 0.00 99.78 02:39:01 0 0.05 0.00 0.08 0.00 0.02 99.85 02:39:01 1 0.35 0.00 0.05 0.00 0.00 99.60 02:39:01 2 0.13 0.00 0.07 0.00 0.00 99.80 02:39:01 3 0.07 0.00 0.05 0.00 0.00 99.88 02:40:01 all 0.13 0.00 0.03 0.00 0.01 99.83 02:40:01 0 0.03 0.00 0.02 0.00 0.02 99.93 02:40:01 1 0.37 0.00 0.05 0.00 0.00 99.58 02:40:01 2 0.08 0.00 0.03 0.00 0.00 99.88 02:40:01 3 0.03 0.00 0.03 0.00 0.02 99.92 02:41:01 all 0.15 0.00 0.03 0.00 0.00 99.82 02:41:01 0 0.03 0.00 0.05 0.00 0.00 99.92 02:41:01 1 0.50 0.00 0.02 0.00 0.00 99.48 02:41:01 2 0.03 0.00 0.05 0.00 0.00 99.92 02:41:01 3 0.03 0.00 0.02 0.00 0.00 99.95 02:42:01 all 0.14 0.00 0.05 0.00 0.01 99.80 02:42:01 0 0.05 0.00 0.03 0.00 0.00 99.92 02:42:01 1 0.47 0.00 0.07 0.00 0.02 99.45 02:42:01 2 0.03 0.00 0.05 0.00 0.02 99.90 02:42:01 3 0.02 0.00 0.03 0.00 0.00 99.95 02:43:01 all 1.37 0.00 0.69 0.49 0.03 97.42 02:43:01 0 1.09 0.00 0.60 0.37 0.03 97.91 02:43:01 1 1.64 0.00 0.85 0.57 0.03 96.91 02:43:01 2 1.32 0.00 0.64 0.18 0.02 97.84 02:43:01 3 1.44 0.00 0.65 0.84 0.05 97.03 Average: all 2.86 0.00 1.72 1.34 0.02 94.06 Average: 0 2.75 0.00 1.72 1.96 0.03 93.54 Average: 1 3.29 0.00 1.75 1.04 0.03 93.90 Average: 2 2.75 0.00 1.66 1.09 0.02 94.48 Average: 3 2.64 0.00 1.74 1.28 0.03 94.32