---> uname -a: Linux prd-centos7-docker-4c-2g-14788.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-190 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/gexfoundry_device-mqtt-go_PR-190@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 97 0 1035 1028 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:a6:f0:69 brd ff:ff:ff:ff:ff:ff inet 10.30.123.44/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85953sec preferred_lft 85953sec inet6 fe80::f816:3eff:fea6:f069/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:c6:9b:06:5b 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:c6ff:fe9b:65b/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) 12/07/20 _x86_64_ (4 CPU) 06:21:40 LINUX RESTART (4 CPU) 06:22:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:23:02 133.72 50.02 83.71 0.00 7981.26 39019.19 0.00 06:24:01 3.39 0.00 3.39 0.00 0.00 108.30 0.00 06:25:01 0.42 0.00 0.42 0.00 0.00 6.86 0.00 06:26:01 0.28 0.00 0.28 0.00 0.00 3.01 0.00 06:27:01 0.23 0.00 0.23 0.00 0.00 3.33 0.00 06:28:01 0.33 0.00 0.33 0.00 0.00 4.13 0.00 06:29:01 56.52 49.23 7.29 0.00 4114.78 2788.32 0.00 Average: 27.91 14.22 13.69 0.00 1732.95 6007.32 0.00 06:22:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:23:02 162448 0 599696 31.87 2620 1116780 1106052 37.75 398080 1120624 128 06:24:01 166516 0 595508 31.65 2620 1116900 1077864 36.79 397740 1117196 20 06:25:01 164348 0 597672 31.76 2620 1116904 1078020 36.79 409584 1107676 12 06:26:01 164952 0 597068 31.73 2620 1116904 1077984 36.79 409372 1107676 8 06:27:01 163912 0 598100 31.79 2620 1116912 1077972 36.79 420732 1097460 8 06:28:01 164020 0 597988 31.78 2620 1116916 1077996 36.79 420864 1097460 8 06:29:01 73112 0 678524 36.06 2620 1127288 1516132 51.74 501536 1097960 60356 Average: 151330 0 609222 32.38 2620 1118372 1144574 39.06 422558 1106579 8649 06:22:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:23:02 eth0 582.77 376.28 1063.82 98.74 0.00 0.00 0.00 0.00 06:23:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:23:02 docker0 2.43 2.01 0.42 3.96 0.00 0.00 0.00 0.00 06:24:01 eth0 0.58 0.08 0.06 0.01 0.00 0.00 0.00 0.00 06:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:25:01 eth0 1.13 0.42 0.32 0.21 0.00 0.00 0.00 0.00 06:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:26:01 eth0 1.27 0.30 0.33 0.17 0.00 0.00 0.00 0.00 06:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:27:01 eth0 0.53 0.28 0.27 0.23 0.00 0.00 0.00 0.00 06:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:28:01 eth0 0.30 0.20 0.14 0.07 0.00 0.00 0.00 0.00 06:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:29:01 eth0 194.94 156.51 1911.77 14.04 0.00 0.00 0.00 0.00 06:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 111.96 76.51 426.46 16.26 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 0.35 0.29 0.06 0.57 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) 12/07/20 _x86_64_ (4 CPU) 06:21:40 LINUX RESTART (4 CPU) 06:22:01 CPU %user %nice %system %iowait %steal %idle 06:23:02 all 13.90 0.00 5.83 7.84 0.04 72.39 06:23:02 0 11.93 0.00 6.82 6.56 0.05 74.64 06:23:02 1 13.36 0.00 5.74 5.32 0.03 75.54 06:23:02 2 15.16 0.00 5.43 9.96 0.03 69.42 06:23:02 3 15.15 0.00 5.34 9.50 0.05 69.95 06:24:01 all 0.17 0.00 0.05 0.00 0.00 99.78 06:24:01 0 0.05 0.00 0.03 0.00 0.00 99.92 06:24:01 1 0.54 0.00 0.05 0.00 0.00 99.41 06:24:01 2 0.07 0.00 0.07 0.00 0.00 99.86 06:24:01 3 0.02 0.00 0.03 0.00 0.00 99.95 06:25:01 all 0.17 0.00 0.03 0.00 0.01 99.80 06:25:01 0 0.02 0.00 0.02 0.00 0.02 99.95 06:25:01 1 0.48 0.00 0.02 0.00 0.02 99.48 06:25:01 2 0.07 0.00 0.03 0.00 0.02 99.88 06:25:01 3 0.10 0.00 0.03 0.00 0.00 99.87 06:26:01 all 0.15 0.00 0.02 0.00 0.00 99.83 06:26:01 0 0.03 0.00 0.02 0.00 0.00 99.95 06:26:01 1 0.02 0.00 0.02 0.00 0.00 99.97 06:26:01 2 0.07 0.00 0.05 0.00 0.00 99.88 06:26:01 3 0.47 0.00 0.02 0.00 0.00 99.52 06:27:01 all 0.16 0.00 0.03 0.00 0.01 99.80 06:27:01 0 0.42 0.00 0.02 0.00 0.00 99.57 06:27:01 1 0.02 0.00 0.07 0.00 0.00 99.92 06:27:01 2 0.15 0.00 0.03 0.00 0.02 99.80 06:27:01 3 0.07 0.00 0.02 0.00 0.02 99.90 06:28:01 all 0.14 0.00 0.02 0.00 0.00 99.83 06:28:01 0 0.52 0.00 0.03 0.00 0.00 99.45 06:28:01 1 0.02 0.00 0.02 0.00 0.00 99.97 06:28:01 2 0.02 0.00 0.03 0.00 0.00 99.95 06:28:01 3 0.02 0.00 0.02 0.00 0.00 99.97 06:29:01 all 2.09 0.00 0.96 1.35 0.00 95.59 06:29:01 0 2.51 0.00 1.20 0.84 0.00 95.45 06:29:01 1 1.97 0.00 1.10 2.30 0.00 94.63 06:29:01 2 2.44 0.00 0.79 1.85 0.00 94.92 06:29:01 3 1.45 0.00 0.75 0.40 0.02 97.38 Average: all 2.38 0.00 0.99 1.30 0.01 95.32 Average: 0 2.20 0.00 1.16 1.05 0.01 95.59 Average: 1 2.33 0.00 1.00 1.09 0.01 95.58 Average: 2 2.55 0.00 0.91 1.68 0.01 94.84 Average: 3 2.45 0.00 0.88 1.40 0.01 95.26