---> uname -a: Linux prd-centos7-docker-4c-2g-685.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-219 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/gexfoundry_device-mqtt-go_PR-219@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 716 100 0 1020 1016 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 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:3e:5d:07 brd ff:ff:ff:ff:ff:ff inet 10.30.122.49/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85719sec preferred_lft 85719sec inet6 fe80::f816:3eff:fe3e:5d07/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:a4:7c:9f:df 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:a4ff:fe7c:9fdf/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) 04/19/21 _x86_64_ (4 CPU) 05:43:32 LINUX RESTART (4 CPU) 05:44:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:45:01 70.37 27.95 42.42 0.00 6543.42 3831.17 0.00 05:46:01 2.45 0.02 2.43 0.00 0.53 53.73 0.00 05:47:01 0.28 0.00 0.28 0.00 0.00 4.86 0.00 05:48:01 0.33 0.00 0.33 0.00 0.00 4.38 0.00 05:49:01 0.32 0.00 0.32 0.00 0.00 5.81 0.00 05:50:01 0.35 0.00 0.35 0.00 0.00 6.13 0.00 05:51:01 0.35 0.00 0.35 0.00 0.00 5.98 0.00 05:52:01 0.28 0.00 0.28 0.00 0.00 4.73 0.00 05:53:01 0.23 0.00 0.23 0.00 0.00 3.88 0.00 05:54:01 0.35 0.00 0.35 0.00 0.00 6.23 0.00 Average: 7.43 2.76 4.67 0.00 644.80 387.09 0.00 05:44:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:45:01 167380 0 618836 32.89 2600 1092728 1118452 38.17 443252 1072852 20 05:46:01 179120 0 607088 32.27 2600 1092736 1082960 36.96 440260 1065608 20 05:47:01 177096 0 609104 32.37 2600 1092744 1082984 36.96 437152 1070600 12 05:48:01 177896 0 608304 32.33 2600 1092744 1079744 36.85 444220 1062452 20 05:49:01 175068 0 611124 32.48 2600 1092752 1079996 36.86 444472 1064760 16 05:50:01 175264 0 610920 32.47 2600 1092760 1080008 36.86 458864 1050656 20 05:51:01 174972 0 611208 32.48 2600 1092764 1079936 36.86 459028 1050656 20 05:52:01 173940 0 612236 32.54 2600 1092768 1080112 36.86 460348 1050656 16 05:53:01 171216 0 614956 32.68 2600 1092772 1080220 36.87 462844 1050656 8 05:54:01 168664 0 617500 32.82 2600 1092780 1080244 36.87 465372 1050656 12 Average: 174062 0 612128 32.53 2600 1092755 1084466 37.01 451581 1058955 16 05:44:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:45:01 eth0 557.51 333.05 1108.67 84.56 0.00 0.00 0.00 0.00 05:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:45:01 docker0 2.42 1.86 0.45 4.90 0.00 0.00 0.00 0.00 05:46:01 eth0 4.33 2.16 3.32 0.32 0.00 0.00 0.00 0.00 05:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:47:01 eth0 0.68 0.28 0.29 0.23 0.00 0.00 0.00 0.00 05:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:48:01 eth0 1.28 0.08 0.12 0.01 0.00 0.00 0.00 0.00 05:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:49:01 eth0 2.45 0.75 0.89 0.56 0.00 0.00 0.00 0.00 05:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 eth0 3.75 0.85 1.13 0.65 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:51:01 eth0 3.00 0.35 0.51 0.21 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 3.41 0.72 0.80 0.44 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 4.38 1.07 1.09 0.61 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 05:54:01 eth0 3.60 1.07 1.23 0.76 0.00 0.00 0.00 0.00 05:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 57.63 33.55 110.18 8.71 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 0.24 0.18 0.04 0.48 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) 04/19/21 _x86_64_ (4 CPU) 05:43:32 LINUX RESTART (4 CPU) 05:44:02 CPU %user %nice %system %iowait %steal %idle 05:45:01 all 12.52 0.00 4.11 1.81 0.06 81.50 05:45:01 0 13.80 0.00 4.32 1.13 0.09 80.66 05:45:01 1 12.61 0.00 3.92 4.13 0.05 79.29 05:45:01 2 11.45 0.00 3.92 0.46 0.05 84.12 05:45:01 3 12.21 0.00 4.26 1.53 0.07 81.93 05:46:01 all 0.17 0.00 0.06 0.00 0.00 99.76 05:46:01 0 0.07 0.00 0.10 0.00 0.02 99.82 05:46:01 1 0.52 0.00 0.05 0.00 0.00 99.43 05:46:01 2 0.08 0.00 0.05 0.00 0.00 99.87 05:46:01 3 0.03 0.00 0.05 0.00 0.00 99.92 05:47:01 all 0.16 0.00 0.10 0.00 0.01 99.72 05:47:01 0 0.10 0.00 0.25 0.00 0.03 99.62 05:47:01 1 0.45 0.00 0.02 0.00 0.00 99.53 05:47:01 2 0.05 0.00 0.12 0.00 0.02 99.82 05:47:01 3 0.05 0.00 0.03 0.00 0.00 99.92 05:48:01 all 0.15 0.00 0.05 0.00 0.01 99.78 05:48:01 0 0.08 0.00 0.07 0.00 0.02 99.83 05:48:01 1 0.38 0.00 0.05 0.00 0.00 99.57 05:48:01 2 0.13 0.00 0.03 0.00 0.00 99.83 05:48:01 3 0.02 0.00 0.07 0.00 0.02 99.90 05:49:01 all 0.18 0.00 0.05 0.00 0.01 99.76 05:49:01 0 0.07 0.00 0.08 0.00 0.02 99.83 05:49:01 1 0.03 0.00 0.03 0.00 0.02 99.92 05:49:01 2 0.55 0.00 0.03 0.00 0.00 99.42 05:49:01 3 0.07 0.00 0.05 0.00 0.00 99.88 05:50:01 all 0.15 0.00 0.08 0.00 0.01 99.76 05:50:01 0 0.03 0.00 0.05 0.00 0.02 99.90 05:50:01 1 0.05 0.00 0.03 0.00 0.00 99.92 05:50:01 2 0.45 0.00 0.10 0.00 0.02 99.43 05:50:01 3 0.05 0.00 0.15 0.00 0.02 99.78 05:51:01 all 0.05 0.00 0.05 0.00 0.00 99.90 05:51:01 0 0.05 0.00 0.03 0.00 0.00 99.92 05:51:01 1 0.05 0.00 0.07 0.00 0.02 99.87 05:51:01 2 0.05 0.00 0.03 0.00 0.00 99.92 05:51:01 3 0.07 0.00 0.05 0.00 0.00 99.88 05:52:01 all 0.14 0.00 0.04 0.00 0.01 99.81 05:52:01 0 0.03 0.00 0.03 0.00 0.00 99.93 05:52:01 1 0.45 0.00 0.05 0.00 0.00 99.50 05:52:01 2 0.05 0.00 0.03 0.00 0.03 99.88 05:52:01 3 0.03 0.00 0.03 0.00 0.00 99.93 05:53:01 all 0.19 0.00 0.05 0.00 0.07 99.70 05:53:01 0 0.03 0.00 0.03 0.00 0.05 99.88 05:53:01 1 0.45 0.00 0.05 0.00 0.08 99.42 05:53:01 2 0.05 0.00 0.05 0.00 0.10 99.80 05:53:01 3 0.22 0.00 0.05 0.00 0.05 99.68 05:54:01 all 0.16 0.00 0.04 0.00 0.05 99.75 05:54:01 0 0.05 0.00 0.05 0.00 0.03 99.87 05:54:01 1 0.48 0.00 0.02 0.00 0.05 99.45 05:54:01 2 0.05 0.00 0.07 0.00 0.05 99.83 05:54:01 3 0.05 0.00 0.03 0.00 0.05 99.87 Average: all 1.36 0.00 0.45 0.18 0.02 97.99 Average: 0 1.40 0.00 0.49 0.11 0.03 97.97 Average: 1 1.51 0.00 0.42 0.40 0.02 97.65 Average: 2 1.27 0.00 0.43 0.05 0.03 98.23 Average: 3 1.25 0.00 0.47 0.15 0.02 98.12