---> uname -a: Linux 2b31d860b429 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% /var/log/sa-host /dev/vda1 50.0G 6.9G 43.0G 14% /w/workspace/exfoundry_go-mod-bootstrap_PR-96 /dev/vda1 50.0G 6.9G 43.0G 14% /w/workspace/exfoundry_go-mod-bootstrap_PR-96@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 642 127 0 1067 1087 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) 20:48:35 LINUX RESTART (4 CPU) 20:49:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:50:01 179.85 92.24 87.61 0.00 11155.34 40114.06 0.00 20:51:01 3.10 0.00 3.10 0.00 0.00 101.03 0.00 20:52:01 0.35 0.00 0.35 0.00 0.00 4.61 0.00 20:53:01 0.32 0.00 0.32 0.00 0.00 3.95 0.00 20:54:01 0.25 0.00 0.25 0.00 0.00 3.65 0.00 20:55:01 0.35 0.00 0.35 0.00 0.00 5.20 0.00 20:56:01 0.30 0.02 0.28 0.00 0.13 3.16 0.00 20:57:01 0.45 0.17 0.28 0.00 13.32 3.93 0.00 20:58:01 0.53 0.00 0.53 0.00 0.00 8.91 0.00 20:59:01 0.33 0.00 0.33 0.00 0.00 4.78 0.00 Average: 18.61 9.25 9.35 0.00 1118.40 4030.80 0.00 20:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:50:01 173100 0 566008 30.08 2620 1139828 1120264 38.23 386148 1162172 132 20:51:01 176444 0 562632 29.90 2620 1139860 1098372 37.49 385856 1159884 16 20:52:01 178240 0 560832 29.81 2620 1139864 1083788 36.99 385148 1159136 16 20:53:01 178088 0 560980 29.81 2620 1139868 1083880 36.99 385344 1159136 12 20:54:01 176616 0 562448 29.89 2620 1139872 1084020 37.00 395464 1150476 8 20:55:01 176416 0 562640 29.90 2620 1139880 1083960 36.99 396028 1150408 8 20:56:01 176588 0 562460 29.89 2620 1139888 1079992 36.86 417516 1128736 8 20:57:01 172232 0 566372 30.10 2620 1140332 1092340 37.28 411884 1137976 48 20:58:01 172404 0 566196 30.09 2620 1140336 1092328 37.28 411960 1137976 8 20:59:01 174780 0 563808 29.96 2620 1140348 1080616 36.88 409984 1137828 12 Average: 175491 0 563438 29.95 2620 1140008 1089956 37.20 398533 1148373 27 20:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:50:01 eth0 381.01 227.36 1041.48 93.42 0.00 0.00 0.00 0.00 20:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 docker0 1.75 1.53 0.40 2.91 0.00 0.00 0.00 0.00 20:51:01 eth0 1.96 0.53 0.63 0.37 0.00 0.00 0.00 0.00 20:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:52:01 eth0 5.56 0.52 0.95 0.39 0.00 0.00 0.00 0.00 20:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:53:01 eth0 5.60 0.63 0.96 0.41 0.00 0.00 0.00 0.00 20:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:54:01 eth0 7.89 1.43 2.08 1.19 0.00 0.00 0.00 0.00 20:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:55:01 eth0 4.86 1.37 1.68 1.04 0.00 0.00 0.00 0.00 20:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:56:01 eth0 1.25 0.53 0.57 0.42 0.00 0.00 0.00 0.00 20:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:57:01 eth0 6.11 3.53 5.32 2.42 0.00 0.00 0.00 0.00 20:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:58:01 eth0 2.03 1.07 1.61 0.86 0.00 0.00 0.00 0.00 20:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:59:01 eth0 1.25 0.72 0.92 0.48 0.00 0.00 0.00 0.00 20:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 41.80 23.80 105.76 10.11 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 0.17 0.15 0.04 0.29 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) 20:48:35 LINUX RESTART (4 CPU) 20:49:01 CPU %user %nice %system %iowait %steal %idle 20:50:01 all 18.62 0.00 10.59 7.06 1.59 62.14 20:50:01 0 19.88 0.00 10.10 6.75 1.46 61.80 20:50:01 1 15.86 0.00 11.11 7.30 1.70 64.03 20:50:01 2 18.01 0.00 11.90 5.62 1.78 62.70 20:50:01 3 20.73 0.00 9.26 8.57 1.41 60.02 20:51:01 all 0.18 0.00 0.07 0.00 0.07 99.68 20:51:01 0 0.07 0.00 0.05 0.00 0.02 99.87 20:51:01 1 0.50 0.00 0.05 0.00 0.05 99.40 20:51:01 2 0.12 0.00 0.12 0.00 0.17 99.60 20:51:01 3 0.03 0.00 0.07 0.00 0.03 99.87 20:52:01 all 0.16 0.00 0.04 0.00 0.13 99.66 20:52:01 0 0.03 0.00 0.02 0.00 0.07 99.88 20:52:01 1 0.47 0.00 0.02 0.00 0.10 99.42 20:52:01 2 0.10 0.00 0.08 0.00 0.30 99.52 20:52:01 3 0.05 0.00 0.05 0.00 0.07 99.83 20:53:01 all 0.15 0.00 0.03 0.00 0.08 99.73 20:53:01 0 0.02 0.00 0.03 0.00 0.03 99.92 20:53:01 1 0.07 0.00 0.03 0.00 0.20 99.70 20:53:01 2 0.02 0.00 0.02 0.00 0.05 99.92 20:53:01 3 0.52 0.00 0.03 0.00 0.05 99.40 20:54:01 all 0.10 0.00 0.06 0.00 0.05 99.79 20:54:01 0 0.12 0.00 0.10 0.00 0.03 99.75 20:54:01 1 0.05 0.00 0.03 0.00 0.03 99.88 20:54:01 2 0.10 0.00 0.05 0.00 0.07 99.78 20:54:01 3 0.15 0.00 0.05 0.00 0.07 99.73 20:55:01 all 0.11 0.00 0.05 0.00 0.01 99.83 20:55:01 0 0.27 0.00 0.12 0.00 0.02 99.60 20:55:01 1 0.03 0.00 0.02 0.00 0.00 99.95 20:55:01 2 0.08 0.00 0.05 0.00 0.02 99.85 20:55:01 3 0.05 0.00 0.03 0.00 0.00 99.92 20:56:01 all 0.17 0.00 0.07 0.00 0.01 99.75 20:56:01 0 0.48 0.00 0.15 0.00 0.00 99.37 20:56:01 1 0.05 0.00 0.03 0.00 0.00 99.92 20:56:01 2 0.12 0.00 0.05 0.00 0.02 99.82 20:56:01 3 0.05 0.00 0.03 0.00 0.02 99.90 20:57:01 all 0.22 0.00 0.07 0.00 0.02 99.69 20:57:01 0 0.57 0.00 0.07 0.00 0.02 99.35 20:57:01 1 0.13 0.00 0.07 0.00 0.03 99.77 20:57:01 2 0.12 0.00 0.12 0.00 0.02 99.75 20:57:01 3 0.07 0.00 0.03 0.00 0.00 99.90 20:58:01 all 0.17 0.00 0.05 0.00 0.00 99.77 20:58:01 0 0.53 0.00 0.07 0.00 0.00 99.40 20:58:01 1 0.08 0.00 0.07 0.00 0.02 99.83 20:58:01 2 0.03 0.00 0.03 0.00 0.00 99.93 20:58:01 3 0.03 0.00 0.05 0.00 0.00 99.92 20:59:01 all 0.18 0.00 0.06 0.00 0.01 99.75 20:59:01 0 0.48 0.00 0.08 0.00 0.02 99.42 20:59:01 1 0.10 0.00 0.05 0.00 0.00 99.85 20:59:01 2 0.08 0.00 0.07 0.00 0.00 99.85 20:59:01 3 0.07 0.00 0.05 0.00 0.02 99.87 Average: all 1.97 0.00 1.09 0.69 0.19 96.05 Average: 0 2.21 0.00 1.06 0.66 0.16 95.90 Average: 1 1.71 0.00 1.13 0.72 0.21 96.24 Average: 2 1.84 0.00 1.22 0.55 0.24 96.15 Average: 3 2.13 0.00 0.95 0.84 0.16 95.92