---> uname -a: Linux e80480dd1fa7 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 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/dgexfoundry_go-mod-secrets_PR-59 /dev/vda1 50.0G 6.9G 43.0G 14% /w/workspace/dgexfoundry_go-mod-secrets_PR-59@tmp /dev/vda1 50.0G 6.9G 43.0G 14% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 672 138 0 1027 1058 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 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) 19:28:03 LINUX RESTART (4 CPU) 19:29:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:30:01 29.32 10.35 18.96 0.00 4369.57 2142.45 0.00 19:31:01 1.63 0.00 1.63 0.00 0.00 30.04 0.00 19:32:01 0.38 0.00 0.38 0.00 0.00 6.81 0.00 19:33:01 0.30 0.00 0.30 0.00 0.00 4.98 0.00 19:34:01 0.20 0.00 0.20 0.00 0.00 4.28 0.00 19:35:01 42.68 41.78 0.90 0.00 4241.15 22.47 0.00 Average: 12.42 8.69 3.73 0.00 1435.52 368.57 0.00 19:29:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:30:01 161680 0 594952 31.62 2620 1122304 1127140 38.47 436896 1123756 20 19:31:01 166580 0 590048 31.36 2620 1122308 1095944 37.40 435640 1121220 16 19:32:01 166476 0 590144 31.36 2620 1122316 1096004 37.40 435864 1121220 16 19:33:01 164816 0 591804 31.45 2620 1122316 1096028 37.41 437860 1120664 20 19:34:01 165028 0 591588 31.44 2620 1122320 1095968 37.40 444636 1113460 12 19:35:01 108964 0 628240 33.39 2620 1141732 1304216 44.51 489320 1122048 19312 Average: 155591 0 597796 31.77 2620 1125549 1135883 38.77 446703 1120395 3233 19:29:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:30:01 eth0 70.75 55.60 336.82 28.36 0.00 0.00 0.00 0.00 19:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 docker0 1.78 1.50 0.29 2.63 0.00 0.00 0.00 0.00 19:31:01 eth0 2.16 0.60 0.66 0.37 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:32:01 eth0 2.61 0.52 0.69 0.42 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 2.60 0.27 0.41 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 2.66 0.38 0.60 0.26 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 53.30 42.23 291.18 7.26 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 Average: eth0 22.35 16.60 105.09 6.15 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 0.30 0.25 0.05 0.44 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) 19:28:03 LINUX RESTART (4 CPU) 19:29:01 CPU %user %nice %system %iowait %steal %idle 19:30:01 all 2.20 0.00 1.49 0.52 0.02 95.77 19:30:01 0 2.18 0.00 1.37 0.10 0.02 96.33 19:30:01 1 2.02 0.00 1.34 1.24 0.02 95.38 19:30:01 2 2.12 0.00 1.66 0.69 0.03 95.50 19:30:01 3 2.47 0.00 1.60 0.05 0.02 95.85 19:31:01 all 0.17 0.00 0.05 0.00 0.00 99.78 19:31:01 0 0.05 0.00 0.02 0.00 0.00 99.93 19:31:01 1 0.45 0.00 0.07 0.00 0.02 99.47 19:31:01 2 0.07 0.00 0.07 0.00 0.00 99.87 19:31:01 3 0.12 0.00 0.03 0.00 0.00 99.85 19:32:01 all 0.18 0.00 0.05 0.00 0.00 99.77 19:32:01 0 0.03 0.00 0.07 0.00 0.02 99.88 19:32:01 1 0.53 0.00 0.03 0.00 0.00 99.43 19:32:01 2 0.08 0.00 0.05 0.00 0.00 99.87 19:32:01 3 0.08 0.00 0.03 0.00 0.00 99.88 19:33:01 all 0.15 0.00 0.04 0.00 0.00 99.82 19:33:01 0 0.03 0.00 0.03 0.00 0.00 99.93 19:33:01 1 0.40 0.00 0.05 0.00 0.00 99.55 19:33:01 2 0.08 0.00 0.03 0.00 0.00 99.88 19:33:01 3 0.07 0.00 0.03 0.00 0.00 99.90 19:34:01 all 0.18 0.00 0.05 0.00 0.00 99.77 19:34:01 0 0.05 0.00 0.07 0.00 0.00 99.88 19:34:01 1 0.57 0.00 0.05 0.00 0.02 99.37 19:34:01 2 0.07 0.00 0.05 0.00 0.00 99.88 19:34:01 3 0.03 0.00 0.03 0.00 0.00 99.93 19:35:01 all 1.28 0.00 0.58 0.94 0.00 97.20 19:35:01 0 1.25 0.00 0.57 0.10 0.00 98.08 19:35:01 1 1.12 0.00 0.38 0.05 0.00 98.45 19:35:01 2 2.12 0.00 0.80 3.06 0.00 94.02 19:35:01 3 0.62 0.00 0.55 0.57 0.00 98.26 Average: all 0.69 0.00 0.37 0.24 0.01 98.69 Average: 0 0.60 0.00 0.35 0.03 0.01 99.01 Average: 1 0.85 0.00 0.32 0.21 0.01 98.61 Average: 2 0.76 0.00 0.44 0.62 0.01 98.17 Average: 3 0.56 0.00 0.38 0.10 0.00 98.95