---> uname -a: Linux prd-centos7-docker-4c-2g-27146.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-513 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-513@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 733 113 0 990 999 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:16:47:2e brd ff:ff:ff:ff:ff:ff inet 10.30.122.21/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86061sec preferred_lft 86061sec inet6 fe80::f816:3eff:fe16:472e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:47:4c:a0:45 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::42:47ff:fe4c:a045/64 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) 02/22/21 _x86_64_ (4 CPU) 10:38:28 LINUX RESTART (4 CPU) 10:39:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:40:01 57.63 16.27 41.36 0.00 4747.18 3484.37 0.00 10:41:01 0.68 0.00 0.68 0.00 0.00 16.17 0.00 10:42:01 0.15 0.00 0.15 0.00 0.00 1.75 0.00 10:43:01 0.28 0.00 0.28 0.00 0.00 3.20 0.00 10:44:01 76.09 52.57 23.53 0.00 4293.14 9145.86 0.00 Average: 26.90 13.78 13.11 0.00 1800.00 2531.21 0.00 10:39:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:40:01 142612 0 630924 33.53 2620 1105388 1100352 37.55 412516 1126228 12 10:41:01 146140 0 627388 33.34 2620 1105396 1073996 36.65 413480 1122512 20 10:42:01 143696 0 629828 33.47 2620 1105400 1074008 36.65 427352 1110832 16 10:43:01 142992 0 630532 33.51 2620 1105400 1073924 36.65 428820 1110344 20 10:44:01 73760 0 732320 38.92 2620 1072844 1510136 51.54 593836 988900 93364 Average: 129840 0 650198 34.56 2620 1098886 1166483 39.81 455201 1091763 18686 10:39:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:40:01 eth0 374.78 250.74 758.19 84.60 0.00 0.00 0.00 0.00 10:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 docker0 9.70 7.84 1.91 19.70 0.00 0.00 0.00 0.00 10:41:01 eth0 4.00 1.53 3.31 0.19 0.00 0.00 0.00 0.00 10:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:42:01 eth0 1.48 0.67 0.59 0.46 0.00 0.00 0.00 0.00 10:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:43:01 eth0 0.52 0.37 0.27 0.21 0.00 0.00 0.00 0.00 10:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:44:01 eth0 200.90 173.22 2166.00 18.75 0.00 0.00 0.00 0.00 10:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 115.54 84.82 586.08 20.63 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 1.91 1.55 0.38 3.89 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) 02/22/21 _x86_64_ (4 CPU) 10:38:28 LINUX RESTART (4 CPU) 10:39:02 CPU %user %nice %system %iowait %steal %idle 10:40:01 all 6.39 0.00 2.76 1.57 0.02 89.26 10:40:01 0 5.62 0.00 3.34 1.28 0.00 89.76 10:40:01 1 5.84 0.00 3.07 3.98 0.03 87.07 10:40:01 2 7.92 0.00 2.32 0.67 0.03 89.06 10:40:01 3 6.20 0.00 2.30 0.34 0.02 91.14 10:41:01 all 0.20 0.00 0.06 0.00 0.01 99.73 10:41:01 0 0.08 0.00 0.08 0.00 0.00 99.83 10:41:01 1 0.10 0.00 0.03 0.00 0.02 99.85 10:41:01 2 0.58 0.00 0.08 0.00 0.00 99.33 10:41:01 3 0.05 0.00 0.03 0.00 0.02 99.90 10:42:01 all 0.06 0.00 0.04 0.00 0.00 99.90 10:42:01 0 0.02 0.00 0.02 0.00 0.00 99.97 10:42:01 1 0.02 0.00 0.03 0.00 0.00 99.95 10:42:01 2 0.17 0.00 0.07 0.00 0.00 99.77 10:42:01 3 0.05 0.00 0.03 0.00 0.00 99.92 10:43:01 all 0.15 0.00 0.02 0.00 0.00 99.82 10:43:01 0 0.02 0.00 0.02 0.00 0.00 99.97 10:43:01 1 0.03 0.00 0.02 0.00 0.02 99.93 10:43:01 2 0.03 0.00 0.02 0.00 0.00 99.95 10:43:01 3 0.53 0.00 0.03 0.00 0.00 99.43 10:44:01 all 4.24 0.00 2.63 1.42 0.03 91.68 10:44:01 0 3.91 0.00 2.55 0.23 0.05 93.26 10:44:01 1 5.44 0.00 3.12 4.22 0.02 87.20 10:44:01 2 3.50 0.00 2.38 0.45 0.03 93.64 10:44:01 3 4.12 0.00 2.46 0.79 0.02 92.62 Average: all 2.19 0.00 1.09 0.59 0.01 96.12 Average: 0 1.91 0.00 1.19 0.30 0.01 96.60 Average: 1 2.26 0.00 1.24 1.62 0.02 94.85 Average: 2 2.42 0.00 0.97 0.22 0.01 96.38 Average: 3 2.17 0.00 0.97 0.22 0.01 96.63