---> uname -a: Linux prd-centos7-docker-4c-2g-15810.vexxhost.local 3.10.0-1160.6.1.el7.x86_64 #1 SMP Tue Nov 17 13:59:11 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 Srbds: Not affected 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 7.3G 42.7G 15% / 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 7.3G 42.7G 15% /facter-os /dev/vda1 50.0G 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/auth.log /dev/vda1 50.0G 7.3G 42.7G 15% /run/cloud-init/result.json /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-389 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-389@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/secure ---> free -m: total used free shared buff/cache available Mem: 1837 698 109 0 1029 1034 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:6a:13:94 brd ff:ff:ff:ff:ff:ff inet 10.30.122.33/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86050sec preferred_lft 86050sec inet6 fe80::f816:3eff:fe6a:1394/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:d2:4b:28:49 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:d2ff:fe4b:2849/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 12/14/20 _x86_64_ (4 CPU) 01:48:36 LINUX RESTART (4 CPU) 01:49:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:50:01 92.21 42.24 49.97 0.00 7757.12 4174.95 0.00 01:51:02 2.46 0.00 2.46 0.00 0.00 58.75 0.00 01:52:01 0.36 0.00 0.36 0.00 0.00 4.52 0.00 01:53:01 0.28 0.00 0.28 0.00 0.00 3.20 0.00 01:54:01 0.23 0.00 0.23 0.00 0.00 2.73 0.00 Average: 19.18 8.48 10.70 0.00 1557.33 852.04 0.00 01:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:50:01 151732 0 598192 31.79 2620 1129000 1116104 38.09 396720 1131688 132 01:51:02 159916 0 589892 31.35 2620 1129116 1075112 36.69 395780 1125948 20 01:52:01 157588 0 592212 31.47 2620 1129124 1075232 36.70 397680 1126608 16 01:53:01 157444 0 592356 31.48 2620 1129124 1075320 36.70 409548 1114936 16 01:54:01 156712 0 593080 31.52 2620 1129132 1075176 36.69 408112 1117608 8 Average: 156678 0 593146 31.52 2620 1129099 1083389 36.97 401568 1123358 38 01:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:50:01 eth0 624.68 401.70 1082.52 103.86 0.00 0.00 0.00 0.00 01:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:50:01 docker0 5.66 4.34 1.29 13.94 0.00 0.00 0.00 0.00 01:51:02 eth0 0.43 0.08 0.02 0.01 0.00 0.00 0.00 0.00 01:51:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:51:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:52:01 eth0 1.54 0.39 0.46 0.18 0.00 0.00 0.00 0.00 01:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:53:01 eth0 0.52 0.33 0.27 0.23 0.00 0.00 0.00 0.00 01:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:54:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 01:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 125.93 80.82 217.48 20.94 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 1.14 0.87 0.26 2.80 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 12/14/20 _x86_64_ (4 CPU) 01:48:36 LINUX RESTART (4 CPU) 01:49:01 CPU %user %nice %system %iowait %steal %idle 01:50:01 all 11.85 0.00 5.18 3.19 0.03 79.75 01:50:01 0 11.02 0.00 6.06 2.99 0.05 79.89 01:50:01 1 11.70 0.00 4.93 3.87 0.03 79.47 01:50:01 2 13.46 0.00 4.27 1.55 0.03 80.68 01:50:01 3 11.21 0.00 5.46 4.36 0.02 78.94 01:51:02 all 0.12 0.00 0.05 0.00 0.01 99.82 01:51:02 0 0.03 0.00 0.03 0.00 0.00 99.93 01:51:02 1 0.32 0.00 0.07 0.00 0.02 99.60 01:51:02 2 0.10 0.00 0.08 0.00 0.00 99.82 01:51:02 3 0.03 0.00 0.03 0.00 0.02 99.92 01:52:01 all 0.18 0.00 0.06 0.00 0.00 99.75 01:52:01 0 0.03 0.00 0.03 0.00 0.00 99.93 01:52:01 1 0.58 0.00 0.03 0.00 0.00 99.39 01:52:01 2 0.08 0.00 0.10 0.00 0.00 99.81 01:52:01 3 0.03 0.00 0.08 0.00 0.00 99.88 01:53:01 all 0.15 0.00 0.04 0.00 0.00 99.81 01:53:01 0 0.03 0.00 0.03 0.00 0.00 99.93 01:53:01 1 0.47 0.00 0.08 0.00 0.00 99.45 01:53:01 2 0.05 0.00 0.03 0.00 0.00 99.92 01:53:01 3 0.03 0.00 0.02 0.00 0.00 99.95 01:54:01 all 0.16 0.00 0.03 0.00 0.00 99.81 01:54:01 0 0.05 0.00 0.05 0.00 0.00 99.90 01:54:01 1 0.50 0.00 0.00 0.00 0.00 99.50 01:54:01 2 0.05 0.00 0.03 0.00 0.00 99.92 01:54:01 3 0.03 0.00 0.03 0.00 0.00 99.93 Average: all 2.48 0.00 1.07 0.63 0.01 95.81 Average: 0 2.22 0.00 1.23 0.59 0.01 95.94 Average: 1 2.70 0.00 1.02 0.77 0.01 95.50 Average: 2 2.74 0.00 0.90 0.31 0.01 96.04 Average: 3 2.25 0.00 1.12 0.87 0.01 95.76