---> uname -a: Linux prd-centos7-docker-4c-2g-24886.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-208 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/gexfoundry_device-mqtt-go_PR-208@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 704 105 0 1027 1027 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:46:bf:2a brd ff:ff:ff:ff:ff:ff inet 10.30.123.55/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85721sec preferred_lft 85721sec inet6 fe80::f816:3eff:fe46:bf2a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:14:99:ee:ae 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::42:14ff:fe99:eeae/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) 02/04/21 _x86_64_ (4 CPU) 04:52:59 LINUX RESTART (4 CPU) 04:54:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:55:01 33.41 12.52 20.89 0.00 4542.08 2244.49 0.00 04:56:01 0.40 0.00 0.40 0.00 0.00 7.40 0.00 04:57:01 0.37 0.00 0.37 0.00 0.00 5.17 0.00 04:58:01 0.20 0.00 0.20 0.00 0.00 2.69 0.00 04:59:01 0.30 0.00 0.30 0.00 0.00 4.72 0.00 05:00:01 0.25 0.00 0.25 0.00 0.00 2.71 0.00 05:01:01 0.37 0.02 0.35 0.00 0.13 4.51 0.00 05:02:01 0.37 0.08 0.28 0.00 1.60 4.99 0.00 05:03:02 0.23 0.00 0.23 0.00 0.00 2.85 0.00 05:04:01 76.53 52.45 24.08 0.00 4245.62 5684.89 0.00 Average: 11.12 6.44 4.68 0.00 868.49 787.60 0.00 04:54:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:55:01 155660 0 598920 31.83 2620 1124344 1154364 39.40 434196 1092704 8 04:56:01 164724 0 589848 31.35 2620 1124352 1084816 37.02 439520 1079928 8 04:57:01 163440 0 591128 31.42 2620 1124356 1085044 37.03 437648 1082956 24 04:58:01 161872 0 592696 31.50 2620 1124356 1085068 37.03 441624 1080396 12 04:59:01 163112 0 591448 31.43 2620 1124364 1084976 37.03 442404 1078652 16 05:00:01 163036 0 591520 31.44 2620 1124368 1085000 37.03 442684 1078652 16 05:01:01 161340 0 593212 31.53 2620 1124372 1087420 37.11 444032 1078652 8 05:02:01 163360 0 591064 31.41 2620 1124500 1085388 37.04 442204 1078716 8 05:03:02 163372 0 591048 31.41 2620 1124504 1085388 37.04 442248 1078716 8 05:04:01 72368 0 685844 36.45 2620 1120712 1513212 51.64 499420 1091828 70092 Average: 153228 0 601673 31.98 2620 1124023 1135068 38.74 446598 1082120 7020 04:54:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:55:01 eth0 107.41 81.19 460.90 46.59 0.00 0.00 0.00 0.00 04:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:55:01 docker0 1.86 1.49 0.38 4.24 0.00 0.00 0.00 0.00 04:56:01 eth0 1.20 0.08 0.11 0.01 0.00 0.00 0.00 0.00 04:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:57:01 eth0 1.25 0.60 0.60 0.39 0.00 0.00 0.00 0.00 04:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:58:01 eth0 0.52 0.35 0.27 0.20 0.00 0.00 0.00 0.00 04:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:59:01 eth0 0.23 0.17 0.08 0.07 0.00 0.00 0.00 0.00 04:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:00:01 eth0 1.15 0.05 0.15 0.00 0.00 0.00 0.00 0.00 05:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:01:01 eth0 1.21 0.63 0.57 0.37 0.00 0.00 0.00 0.00 05:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:02:01 eth0 0.08 0.07 0.01 0.04 0.00 0.00 0.00 0.00 05:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:03:02 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 05:03:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:03:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:04:01 eth0 203.66 166.48 2202.72 19.88 0.00 0.00 0.00 0.00 05:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 31.33 24.69 263.66 6.67 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 0.18 0.15 0.04 0.42 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) 02/04/21 _x86_64_ (4 CPU) 04:52:59 LINUX RESTART (4 CPU) 04:54:02 CPU %user %nice %system %iowait %steal %idle 04:55:01 all 3.21 0.00 2.60 0.79 4.64 88.75 04:55:01 0 3.98 0.00 3.50 0.96 5.01 86.55 04:55:01 1 2.59 0.00 2.05 0.27 4.60 90.49 04:55:01 2 3.17 0.00 2.77 1.49 4.57 88.00 04:55:01 3 3.11 0.00 2.08 0.46 4.40 89.95 04:56:01 all 0.09 0.00 0.07 0.00 0.63 99.21 04:56:01 0 0.03 0.00 0.12 0.00 0.58 99.27 04:56:01 1 0.17 0.00 0.07 0.00 0.81 98.96 04:56:01 2 0.02 0.00 0.05 0.00 0.61 99.32 04:56:01 3 0.13 0.00 0.05 0.00 0.52 99.30 04:57:01 all 0.12 0.00 0.08 0.00 0.87 98.94 04:57:01 0 0.05 0.00 0.05 0.00 0.94 98.96 04:57:01 1 0.03 0.00 0.10 0.00 0.78 99.09 04:57:01 2 0.05 0.00 0.12 0.00 1.23 98.61 04:57:01 3 0.33 0.00 0.05 0.00 0.51 99.10 04:58:01 all 0.09 0.00 0.04 0.00 0.81 99.06 04:58:01 0 0.03 0.00 0.05 0.00 0.50 99.42 04:58:01 1 0.07 0.00 0.05 0.00 1.24 98.65 04:58:01 2 0.02 0.00 0.05 0.00 0.84 99.09 04:58:01 3 0.23 0.00 0.02 0.00 0.65 99.10 04:59:01 all 0.09 0.00 0.18 0.00 0.99 98.74 04:59:01 0 0.05 0.00 0.38 0.00 0.96 98.61 04:59:01 1 0.03 0.00 0.05 0.00 0.98 98.94 04:59:01 2 0.05 0.00 0.18 0.00 1.16 98.61 04:59:01 3 0.22 0.00 0.10 0.00 0.88 98.81 05:00:01 all 0.10 0.00 0.02 0.00 0.47 99.41 05:00:01 0 0.03 0.00 0.02 0.00 0.17 99.78 05:00:01 1 0.03 0.00 0.03 0.00 0.51 99.42 05:00:01 2 0.00 0.00 0.02 0.00 0.40 99.58 05:00:01 3 0.33 0.00 0.03 0.00 0.80 98.84 05:01:01 all 0.12 0.00 0.04 0.00 0.52 99.32 05:01:01 0 0.05 0.00 0.03 0.00 0.56 99.35 05:01:01 1 0.07 0.00 0.07 0.00 0.47 99.40 05:01:01 2 0.05 0.00 0.02 0.00 0.51 99.42 05:01:01 3 0.30 0.00 0.03 0.00 0.55 99.12 05:02:01 all 0.10 0.00 0.05 0.01 0.49 99.34 05:02:01 0 0.00 0.00 0.05 0.00 0.32 99.63 05:02:01 1 0.05 0.00 0.08 0.00 0.58 99.29 05:02:01 2 0.10 0.00 0.05 0.05 0.68 99.12 05:02:01 3 0.27 0.00 0.03 0.00 0.40 99.30 05:03:02 all 0.08 0.00 0.02 0.00 0.55 99.34 05:03:02 0 0.03 0.00 0.02 0.00 0.22 99.73 05:03:02 1 0.03 0.00 0.03 0.00 0.85 99.09 05:03:02 2 0.02 0.00 0.02 0.00 0.63 99.34 05:03:02 3 0.25 0.00 0.03 0.00 0.50 99.22 05:04:01 all 2.51 0.00 2.01 1.46 12.14 81.88 05:04:01 0 2.00 0.00 1.96 0.93 13.19 81.93 05:04:01 1 1.89 0.00 1.86 0.91 11.76 83.58 05:04:01 2 2.63 0.00 1.95 0.43 12.38 82.62 05:04:01 3 3.54 0.00 2.28 3.61 11.21 79.36 Average: all 0.65 0.00 0.51 0.23 2.22 96.39 Average: 0 0.62 0.00 0.61 0.19 2.26 96.32 Average: 1 0.50 0.00 0.44 0.12 2.28 96.67 Average: 2 0.61 0.00 0.52 0.19 2.31 96.37 Average: 3 0.87 0.00 0.47 0.41 2.05 96.20