---> uname -a: Linux prd-centos7-docker-4c-2g-3946.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/gexfoundry_device-mqtt-go_PR-231 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/gexfoundry_device-mqtt-go_PR-231@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 735 95 0 1006 997 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:96:6b:e2 brd ff:ff:ff:ff:ff:ff inet 10.30.122.79/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85833sec preferred_lft 85833sec inet6 fe80::f816:3eff:fe96:6be2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:03:94:a9:c2 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::42:3ff:fe94:a9c2/64 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) 05/10/21 _x86_64_ (4 CPU) 05:48:12 LINUX RESTART (4 CPU) 05:49:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:50:01 56.70 19.50 37.20 0.00 5458.36 3621.38 0.00 05:51:01 2.78 0.00 2.78 0.00 0.00 67.29 0.00 05:52:01 0.65 0.00 0.65 0.00 0.00 7.95 0.00 05:53:01 0.17 0.00 0.17 0.00 0.00 1.86 0.00 05:54:02 0.23 0.00 0.23 0.00 0.00 3.51 0.00 05:55:01 0.37 0.00 0.37 0.00 0.00 5.94 0.00 05:56:01 0.18 0.00 0.18 0.00 0.00 2.14 0.00 05:57:01 54.87 48.81 6.06 0.00 4032.57 2659.83 0.00 Average: 14.56 8.58 5.97 0.00 1191.56 799.67 0.00 05:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:50:01 165860 0 623480 33.14 2620 1089584 1151220 39.29 458116 1059048 128 05:51:01 168640 0 620700 32.99 2620 1089584 1136384 38.78 461796 1053212 16 05:52:01 162924 0 626412 33.29 2620 1089588 1131244 38.61 480640 1040692 12 05:53:01 163360 0 625972 33.27 2620 1089592 1110684 37.91 485188 1035328 16 05:54:02 156500 0 632828 33.63 2620 1089596 1114808 38.05 489252 1038252 8 05:55:01 156632 0 632692 33.63 2620 1089600 1115848 38.08 489316 1038252 12 05:56:01 158244 0 631076 33.54 2620 1089604 1115500 38.07 487764 1038048 8 05:57:01 67080 0 706468 37.55 2620 1105376 1542684 52.65 533780 1075456 21208 Average: 149905 0 637454 33.88 2620 1091566 1177296 40.18 485732 1047286 2676 05:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:50:01 eth0 241.89 171.23 1045.83 72.68 0.00 0.00 0.00 0.00 05:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 docker0 2.09 1.48 0.45 4.89 0.00 0.00 0.00 0.00 05:51:01 eth0 2.56 0.57 0.67 0.40 0.00 0.00 0.00 0.00 05:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:52:01 eth0 2.45 0.93 0.95 0.60 0.00 0.00 0.00 0.00 05:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:53:01 eth0 3.26 0.53 0.75 0.39 0.00 0.00 0.00 0.00 05:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:54:02 eth0 7.70 5.59 1.31 21.88 0.00 0.00 0.00 0.00 05:54:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:54:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:55:01 eth0 5.01 3.28 1.47 7.36 0.00 0.00 0.00 0.00 05:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:56:01 eth0 4.20 0.83 1.05 0.63 0.00 0.00 0.00 0.00 05:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:57:01 eth0 122.64 95.22 1117.30 12.67 0.00 0.00 0.00 0.00 05:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 48.89 34.91 272.43 14.60 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 0.26 0.19 0.06 0.61 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) 05/10/21 _x86_64_ (4 CPU) 05:48:12 LINUX RESTART (4 CPU) 05:49:01 CPU %user %nice %system %iowait %steal %idle 05:50:01 all 12.92 0.00 4.79 1.43 12.01 68.85 05:50:01 0 14.31 0.00 4.77 0.30 11.66 68.97 05:50:01 1 14.71 0.00 4.29 1.63 12.17 67.20 05:50:01 2 12.02 0.00 4.52 2.88 12.04 68.54 05:50:01 3 10.68 0.00 5.55 0.91 12.19 70.67 05:51:01 all 0.07 0.00 0.07 0.00 1.10 98.75 05:51:01 0 0.18 0.00 0.07 0.00 1.04 98.71 05:51:01 1 0.02 0.00 0.08 0.00 0.99 98.91 05:51:01 2 0.07 0.00 0.11 0.00 1.95 97.87 05:51:01 3 0.02 0.00 0.03 0.00 0.41 99.54 05:52:01 all 0.12 0.00 0.10 0.00 1.12 98.66 05:52:01 0 0.03 0.00 0.13 0.00 0.99 98.84 05:52:01 1 0.07 0.00 0.10 0.02 1.77 98.05 05:52:01 2 0.26 0.00 0.08 0.00 1.30 98.35 05:52:01 3 0.10 0.00 0.08 0.00 0.42 99.40 05:53:01 all 0.10 0.00 0.05 0.00 0.67 99.18 05:53:01 0 0.03 0.00 0.08 0.00 0.81 99.07 05:53:01 1 0.28 0.00 0.05 0.00 0.83 98.84 05:53:01 2 0.05 0.00 0.07 0.00 0.75 99.14 05:53:01 3 0.03 0.00 0.02 0.00 0.30 99.65 05:54:02 all 0.18 0.00 0.34 0.00 2.19 97.29 05:54:02 0 0.18 0.00 0.31 0.00 2.29 97.22 05:54:02 1 0.41 0.00 0.50 0.00 1.61 97.48 05:54:02 2 0.11 0.00 0.26 0.00 3.17 96.45 05:54:02 3 0.03 0.00 0.30 0.00 1.66 98.01 05:55:01 all 0.10 0.00 0.03 0.00 1.15 98.72 05:55:01 0 0.02 0.00 0.02 0.00 0.72 99.24 05:55:01 1 0.15 0.00 0.03 0.00 1.08 98.74 05:55:01 2 0.22 0.00 0.05 0.00 1.71 98.02 05:55:01 3 0.02 0.00 0.02 0.02 1.09 98.86 05:56:01 all 0.09 0.00 0.05 0.00 1.53 98.34 05:56:01 0 0.03 0.00 0.05 0.00 0.83 99.09 05:56:01 1 0.03 0.00 0.03 0.00 0.97 98.96 05:56:01 2 0.15 0.00 0.05 0.00 1.56 98.24 05:56:01 3 0.13 0.00 0.07 0.00 2.73 97.07 05:57:01 all 1.88 0.00 1.19 2.45 9.00 85.49 05:57:01 0 2.55 0.00 1.49 0.29 8.65 87.02 05:57:01 1 2.15 0.00 1.07 8.27 9.93 78.58 05:57:01 2 1.16 0.00 1.19 0.05 8.31 89.29 05:57:01 3 1.65 0.00 1.01 1.14 9.09 87.11 Average: all 1.94 0.00 0.83 0.50 3.63 93.09 Average: 0 2.18 0.00 0.87 0.07 3.40 93.47 Average: 1 2.23 0.00 0.77 1.28 3.71 92.00 Average: 2 1.76 0.00 0.80 0.37 3.88 93.20 Average: 3 1.60 0.00 0.90 0.26 3.54 93.70