---> uname -a: Linux 576f95c0dfbe 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 6.9G 43.0G 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 6.9G 43.0G 14% /etc/resolv.conf /dev/vda1 50.0G 6.9G 43.0G 14% /etc/hostname /dev/vda1 50.0G 6.9G 43.0G 14% /etc/hosts /dev/vda1 50.0G 6.9G 43.0G 14% /w/workspace/gexfoundry_go-mod-registry_PR-52@tmp /dev/vda1 50.0G 6.9G 43.0G 14% /var/log/sa-host /dev/vda1 50.0G 6.9G 43.0G 14% /w/workspace/gexfoundry_go-mod-registry_PR-52 ---> free -m: total used free shared buff/cache available Mem: 1837 625 143 0 1068 1104 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 6: eth0@if7: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 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) 09/24/20 _x86_64_ (4 CPU) 19:29:13 LINUX RESTART (4 CPU) 19:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:31:01 30.68 10.27 20.41 0.00 4369.70 2065.82 0.00 19:32:01 1.58 0.00 1.58 0.00 0.00 28.46 0.00 19:33:01 0.27 0.00 0.27 0.00 0.00 3.76 0.00 19:34:01 0.25 0.00 0.25 0.00 0.00 2.70 0.00 19:35:01 0.32 0.00 0.32 0.00 0.00 5.16 0.00 19:36:01 0.65 0.00 0.65 0.00 0.00 7.89 0.00 19:37:02 0.43 0.15 0.28 0.00 10.92 4.06 0.00 19:38:01 0.42 0.00 0.42 0.00 0.00 7.30 0.00 19:39:01 44.46 41.73 2.73 0.00 4315.76 68.29 0.00 Average: 8.80 5.81 3.00 0.00 968.33 244.22 0.00 19:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:31:01 165940 0 544812 28.96 2620 1168184 1102872 37.64 405900 1149404 20 19:32:01 169428 0 541320 28.77 2620 1168188 1088620 37.15 406060 1146772 12 19:33:01 169456 0 541284 28.77 2620 1168196 1084620 37.02 406008 1146632 12 19:34:01 167848 0 542892 28.85 2620 1168196 1084692 37.02 408688 1146028 8 19:35:01 168300 0 542436 28.83 2620 1168200 1084636 37.02 416244 1137720 16 19:36:01 168980 0 541744 28.79 2620 1168212 1079496 36.84 415952 1137652 12 19:37:02 164472 0 545904 29.01 2620 1168560 1091792 37.26 419904 1137912 8 19:38:01 164872 0 545496 28.99 2620 1168568 1091684 37.26 417444 1139736 12 19:39:01 72140 0 630384 33.50 2620 1176412 1522724 51.97 492044 1146528 89832 Average: 156826 0 552919 29.39 2620 1169191 1136793 38.80 420916 1143154 9992 19:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:31:01 eth0 148.48 105.73 447.69 42.13 0.00 0.00 0.00 0.00 19:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:31:01 docker0 0.95 0.97 0.25 1.61 0.00 0.00 0.00 0.00 19:32:01 eth0 2.61 0.58 0.69 0.39 0.00 0.00 0.00 0.00 19:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:33:01 eth0 2.68 0.38 0.44 0.23 0.00 0.00 0.00 0.00 19:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:34:01 eth0 2.55 0.28 0.47 0.17 0.00 0.00 0.00 0.00 19:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:35:01 eth0 5.08 1.20 1.55 0.88 0.00 0.00 0.00 0.00 19:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:36:01 eth0 2.35 0.32 0.45 0.20 0.00 0.00 0.00 0.00 19:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:37:02 eth0 8.13 4.48 6.75 3.33 0.00 0.00 0.00 0.00 19:37:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:37:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:38:01 eth0 1.52 0.88 1.17 0.61 0.00 0.00 0.00 0.00 19:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:39:01 eth0 74.43 60.35 733.99 8.07 0.00 0.00 0.00 0.00 19:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 27.59 19.39 132.86 6.24 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 0.11 0.11 0.03 0.18 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) 09/24/20 _x86_64_ (4 CPU) 19:29:13 LINUX RESTART (4 CPU) 19:30:01 CPU %user %nice %system %iowait %steal %idle 19:31:01 all 3.00 0.00 1.73 1.08 0.01 94.18 19:31:01 0 2.60 0.00 2.10 1.29 0.00 94.02 19:31:01 1 2.91 0.00 1.56 0.39 0.02 95.13 19:31:01 2 3.73 0.00 1.44 1.35 0.02 93.46 19:31:01 3 2.76 0.00 1.84 1.29 0.02 94.10 19:32:01 all 0.15 0.00 0.05 0.00 0.01 99.79 19:32:01 0 0.05 0.00 0.07 0.00 0.02 99.87 19:32:01 1 0.05 0.00 0.07 0.00 0.02 99.87 19:32:01 2 0.05 0.00 0.03 0.00 0.00 99.92 19:32:01 3 0.47 0.00 0.03 0.00 0.00 99.50 19:33:01 all 0.15 0.00 0.03 0.00 0.00 99.82 19:33:01 0 0.40 0.00 0.03 0.00 0.00 99.57 19:33:01 1 0.13 0.00 0.05 0.00 0.00 99.82 19:33:01 2 0.05 0.00 0.02 0.00 0.00 99.93 19:33:01 3 0.03 0.00 0.02 0.00 0.00 99.95 19:34:01 all 0.17 0.00 0.05 0.00 0.00 99.79 19:34:01 0 0.52 0.00 0.03 0.00 0.00 99.45 19:34:01 1 0.07 0.00 0.05 0.00 0.00 99.88 19:34:01 2 0.03 0.00 0.05 0.00 0.00 99.92 19:34:01 3 0.05 0.00 0.05 0.00 0.00 99.90 19:35:01 all 0.18 0.00 0.06 0.00 0.01 99.75 19:35:01 0 0.53 0.00 0.05 0.00 0.02 99.40 19:35:01 1 0.08 0.00 0.03 0.00 0.02 99.87 19:35:01 2 0.07 0.00 0.13 0.00 0.00 99.80 19:35:01 3 0.05 0.00 0.02 0.00 0.00 99.93 19:36:01 all 0.07 0.00 0.05 0.00 0.00 99.88 19:36:01 0 0.17 0.00 0.07 0.00 0.00 99.77 19:36:01 1 0.07 0.00 0.05 0.00 0.00 99.88 19:36:01 2 0.02 0.00 0.07 0.00 0.00 99.92 19:36:01 3 0.02 0.00 0.02 0.00 0.00 99.97 19:37:02 all 0.28 0.00 0.08 0.00 0.01 99.64 19:37:02 0 0.65 0.00 0.07 0.00 0.00 99.28 19:37:02 1 0.17 0.00 0.10 0.02 0.00 99.72 19:37:02 2 0.17 0.00 0.07 0.00 0.02 99.75 19:37:02 3 0.12 0.00 0.07 0.00 0.02 99.80 19:38:01 all 0.17 0.00 0.06 0.00 0.00 99.78 19:38:01 0 0.54 0.00 0.03 0.00 0.00 99.42 19:38:01 1 0.03 0.00 0.05 0.00 0.00 99.92 19:38:01 2 0.05 0.00 0.07 0.00 0.00 99.88 19:38:01 3 0.05 0.00 0.07 0.00 0.00 99.88 19:39:01 all 1.94 0.00 1.04 0.90 0.01 96.10 19:39:01 0 2.31 0.00 1.25 1.27 0.02 95.15 19:39:01 1 1.62 0.00 1.02 1.32 0.02 96.02 19:39:01 2 1.90 0.00 1.14 0.37 0.02 96.57 19:39:01 3 1.92 0.00 0.77 0.65 0.00 96.66 Average: all 0.68 0.00 0.35 0.22 0.01 98.75 Average: 0 0.86 0.00 0.41 0.28 0.01 98.44 Average: 1 0.57 0.00 0.33 0.19 0.01 98.90 Average: 2 0.67 0.00 0.33 0.19 0.01 98.80 Average: 3 0.61 0.00 0.32 0.22 0.00 98.85