---> uname -a: Linux prd-centos7-docker-4c-2g-18110.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: 2933.442 BogoMIPS: 5866.88 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/xfoundry_device-modbus-go_PR-209 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/xfoundry_device-modbus-go_PR-209@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 714 111 0 1011 1018 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:85:8a:95 brd ff:ff:ff:ff:ff:ff inet 10.30.123.50/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85784sec preferred_lft 85784sec inet6 fe80::f816:3eff:fe85:8a95/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:d5:42:f8:43 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:d5ff:fe42:f843/64 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) 01/04/21 _x86_64_ (4 CPU) 06:15:53 LINUX RESTART (4 CPU) 06:17:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:18:01 3.53 0.02 3.51 0.00 0.53 113.32 0.00 06:19:01 0.42 0.02 0.40 0.00 0.53 6.26 0.00 06:20:01 0.27 0.00 0.27 0.00 0.00 4.01 0.00 06:21:01 0.22 0.00 0.22 0.00 0.00 3.23 0.00 06:22:01 0.32 0.00 0.32 0.00 0.00 4.88 0.00 06:23:01 0.25 0.00 0.25 0.00 0.00 2.85 0.00 06:24:01 0.22 0.00 0.22 0.00 0.00 1.92 0.00 06:25:01 0.25 0.00 0.25 0.00 0.00 3.36 0.00 06:26:01 60.37 48.04 12.33 0.00 4014.11 3712.30 0.00 Average: 7.32 5.34 1.97 0.00 446.32 428.19 0.00 06:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:18:01 175892 0 608860 32.36 2620 1094172 1088116 37.14 408500 1098364 36 06:19:01 171884 0 612920 32.58 2620 1094120 1088164 37.14 423844 1086944 16 06:20:01 171212 0 613588 32.61 2620 1094124 1088396 37.15 418040 1093208 8 06:21:01 169560 0 615236 32.70 2620 1094128 1088420 37.15 424420 1088428 8 06:22:01 170076 0 614716 32.67 2620 1094132 1088396 37.15 431620 1081208 12 06:23:01 170660 0 614128 32.64 2620 1094136 1088336 37.14 431268 1081064 8 06:24:01 170792 0 613992 32.63 2620 1094140 1088312 37.14 431156 1081064 8 06:25:01 171228 0 613552 32.61 2620 1094144 1079180 36.83 431408 1080636 20 06:26:01 71680 0 695092 36.94 2620 1112152 1498544 51.14 507256 1092000 90520 Average: 160332 0 622454 33.08 2620 1096139 1132874 38.66 434168 1086991 10071 06:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:18:01 eth0 3.94 1.08 1.55 0.44 0.00 0.00 0.00 0.00 06:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:19:01 eth0 5.10 1.25 1.61 0.94 0.00 0.00 0.00 0.00 06:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:01 eth0 6.58 1.72 1.99 1.19 0.00 0.00 0.00 0.00 06:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:21:01 eth0 4.26 0.98 1.28 0.78 0.00 0.00 0.00 0.00 06:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:22:01 eth0 3.68 0.63 0.90 0.46 0.00 0.00 0.00 0.00 06:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:23:01 eth0 2.02 0.75 0.86 0.62 0.00 0.00 0.00 0.00 06:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:24:01 eth0 0.72 0.32 0.28 0.20 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 1.80 0.28 0.38 0.20 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 225.78 180.61 2170.69 18.01 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 Average: eth0 28.22 20.86 242.27 2.54 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 0.00 0.00 0.00 0.00 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) 01/04/21 _x86_64_ (4 CPU) 06:15:53 LINUX RESTART (4 CPU) 06:17:01 CPU %user %nice %system %iowait %steal %idle 06:18:01 all 0.19 0.00 0.08 0.00 0.00 99.73 06:18:01 0 0.13 0.00 0.12 0.00 0.00 99.75 06:18:01 1 0.12 0.00 0.08 0.00 0.00 99.80 06:18:01 2 0.42 0.00 0.08 0.00 0.00 99.50 06:18:01 3 0.08 0.00 0.05 0.00 0.00 99.87 06:19:01 all 0.15 0.00 0.09 0.00 0.01 99.76 06:19:01 0 0.12 0.00 0.05 0.00 0.02 99.82 06:19:01 1 0.07 0.00 0.15 0.00 0.00 99.78 06:19:01 2 0.35 0.00 0.10 0.00 0.02 99.53 06:19:01 3 0.05 0.00 0.05 0.00 0.00 99.90 06:20:01 all 0.19 0.00 0.05 0.00 0.02 99.74 06:20:01 0 0.07 0.00 0.03 0.00 0.02 99.88 06:20:01 1 0.08 0.00 0.07 0.00 0.02 99.83 06:20:01 2 0.52 0.00 0.05 0.00 0.02 99.42 06:20:01 3 0.08 0.00 0.05 0.00 0.03 99.83 06:21:01 all 0.21 0.00 0.05 0.00 0.03 99.70 06:21:01 0 0.12 0.00 0.03 0.00 0.02 99.83 06:21:01 1 0.08 0.00 0.10 0.00 0.08 99.73 06:21:01 2 0.43 0.00 0.05 0.00 0.02 99.50 06:21:01 3 0.20 0.00 0.03 0.00 0.02 99.75 06:22:01 all 0.15 0.00 0.08 0.00 0.01 99.77 06:22:01 0 0.03 0.00 0.03 0.00 0.02 99.92 06:22:01 1 0.05 0.00 0.18 0.00 0.00 99.77 06:22:01 2 0.08 0.00 0.05 0.00 0.00 99.87 06:22:01 3 0.42 0.00 0.05 0.00 0.02 99.52 06:23:01 all 0.18 0.00 0.04 0.00 0.01 99.77 06:23:01 0 0.05 0.00 0.05 0.00 0.00 99.90 06:23:01 1 0.05 0.00 0.02 0.00 0.02 99.92 06:23:01 2 0.12 0.00 0.08 0.00 0.02 99.78 06:23:01 3 0.52 0.00 0.02 0.00 0.00 99.47 06:24:01 all 0.15 0.00 0.03 0.00 0.00 99.82 06:24:01 0 0.02 0.00 0.02 0.00 0.00 99.97 06:24:01 1 0.02 0.00 0.03 0.00 0.00 99.95 06:24:01 2 0.07 0.00 0.03 0.00 0.00 99.90 06:24:01 3 0.52 0.00 0.03 0.00 0.00 99.45 06:25:01 all 0.17 0.00 0.04 0.00 0.00 99.80 06:25:01 0 0.02 0.00 0.05 0.00 0.00 99.93 06:25:01 1 0.08 0.00 0.05 0.00 0.00 99.87 06:25:01 2 0.05 0.00 0.02 0.00 0.00 99.93 06:25:01 3 0.52 0.00 0.03 0.00 0.00 99.45 06:26:01 all 2.64 0.00 1.67 1.37 0.00 94.31 06:26:01 0 2.43 0.00 1.89 0.17 0.00 95.51 06:26:01 1 2.82 0.00 1.78 2.13 0.00 93.28 06:26:01 2 2.16 0.00 1.45 1.30 0.02 95.07 06:26:01 3 3.16 0.00 1.56 1.89 0.00 93.39 Average: all 0.45 0.00 0.24 0.15 0.01 99.16 Average: 0 0.33 0.00 0.25 0.02 0.01 99.39 Average: 1 0.37 0.00 0.27 0.24 0.01 99.11 Average: 2 0.47 0.00 0.21 0.14 0.01 99.17 Average: 3 0.61 0.00 0.21 0.21 0.01 98.96