---> uname -a: Linux prd-centos7-docker-4c-2g-6362.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% /w/workspace/dry_go-mod-core-contracts_PR-353 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dry_go-mod-core-contracts_PR-353@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 ---> free -m: total used free shared buff/cache available Mem: 1837 685 80 0 1070 1050 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:23:13:3d brd ff:ff:ff:ff:ff:ff inet 10.30.122.85/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86001sec preferred_lft 86001sec inet6 fe80::f816:3eff:fe23:133d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:5a:06:6a:7a 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::42:5aff:fe06:6a7a/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) 10/19/20 _x86_64_ (4 CPU) 22:27:38 LINUX RESTART (4 CPU) 22:29:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:30:01 9.52 1.76 7.76 0.00 105.44 234.02 0.00 22:31:01 0.73 0.00 0.73 0.00 0.00 14.55 0.00 22:32:01 0.33 0.00 0.33 0.00 0.00 3.78 0.00 22:33:02 0.22 0.00 0.22 0.00 0.00 2.96 0.00 22:34:01 44.00 42.26 1.73 0.00 4419.20 390.15 0.00 Average: 10.88 8.73 2.16 0.00 896.69 128.48 0.00 22:29:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:30:01 159412 0 553736 29.43 2620 1165788 1132460 38.65 407812 1151764 16 22:31:01 168340 0 544800 28.95 2620 1165796 1071000 36.55 404104 1148176 8 22:32:01 166148 0 546988 29.07 2620 1165800 1071204 36.56 406920 1147588 16 22:33:02 165516 0 547592 29.10 2620 1165828 1071352 36.56 413760 1141232 20 22:34:01 72028 0 631992 33.59 2620 1174916 1504968 51.36 482832 1158888 30268 Average: 146289 0 565022 30.03 2620 1167626 1170197 39.94 423086 1149530 6066 22:29:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:30:01 eth0 21.73 19.77 30.53 19.98 0.00 0.00 0.00 0.00 22:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:01 docker0 4.79 3.64 1.08 12.14 0.00 0.00 0.00 0.00 22:31:01 eth0 1.17 0.10 0.11 0.01 0.00 0.00 0.00 0.00 22:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:32:01 eth0 1.50 0.77 0.85 0.56 0.00 0.00 0.00 0.00 22:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:33:02 eth0 0.90 0.30 0.31 0.23 0.00 0.00 0.00 0.00 22:33:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:33:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:34:01 eth0 72.64 55.08 537.96 10.35 0.00 0.00 0.00 0.00 22:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 19.46 15.11 112.96 6.22 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 0.96 0.73 0.22 2.43 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) 10/19/20 _x86_64_ (4 CPU) 22:27:38 LINUX RESTART (4 CPU) 22:29:01 CPU %user %nice %system %iowait %steal %idle 22:30:01 all 0.95 0.00 0.61 0.22 1.28 96.93 22:30:01 0 1.27 0.00 0.55 0.70 1.50 95.98 22:30:01 1 1.02 0.00 0.62 0.13 1.45 96.79 22:30:01 2 0.90 0.00 0.57 0.02 1.15 97.36 22:30:01 3 0.63 0.00 0.72 0.03 1.03 97.58 22:31:01 all 0.10 0.00 0.06 0.00 0.36 99.49 22:31:01 0 0.25 0.00 0.08 0.00 0.45 99.22 22:31:01 1 0.05 0.00 0.03 0.00 0.35 99.57 22:31:01 2 0.07 0.00 0.07 0.00 0.35 99.52 22:31:01 3 0.02 0.00 0.05 0.00 0.28 99.65 22:32:01 all 0.11 0.00 0.04 0.00 0.33 99.53 22:32:01 0 0.05 0.00 0.03 0.00 0.43 99.48 22:32:01 1 0.05 0.00 0.02 0.00 0.15 99.78 22:32:01 2 0.05 0.00 0.07 0.00 0.47 99.42 22:32:01 3 0.28 0.00 0.03 0.00 0.27 99.42 22:33:02 all 0.12 0.00 0.07 0.00 0.24 99.58 22:33:02 0 0.02 0.00 0.03 0.00 0.12 99.83 22:33:02 1 0.05 0.00 0.07 0.00 0.28 99.60 22:33:02 2 0.05 0.00 0.15 0.00 0.22 99.58 22:33:02 3 0.37 0.00 0.02 0.00 0.33 99.28 22:34:01 all 1.58 0.00 1.05 1.19 3.19 92.98 22:34:01 0 1.26 0.00 0.94 0.54 3.74 93.52 22:34:01 1 1.82 0.00 1.52 2.35 2.62 91.69 22:34:01 2 1.01 0.00 0.76 0.13 3.37 94.72 22:34:01 3 2.25 0.00 0.99 1.77 3.04 91.95 Average: all 0.57 0.00 0.36 0.28 1.08 97.71 Average: 0 0.57 0.00 0.33 0.25 1.24 97.62 Average: 1 0.59 0.00 0.45 0.49 0.96 97.50 Average: 2 0.42 0.00 0.32 0.03 1.11 98.12 Average: 3 0.71 0.00 0.36 0.36 0.99 97.59