---> uname -a: Linux prd-centos7-docker-4c-2g-18816.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% /run/cloud-init/result.json /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/xfoundry_device-modbus-go_PR-210 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/xfoundry_device-modbus-go_PR-210@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 /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/auth.log ---> free -m: total used free shared buff/cache available Mem: 1837 714 89 0 1033 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:d5:c0:b7 brd ff:ff:ff:ff:ff:ff inet 10.30.123.56/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85606sec preferred_lft 85606sec inet6 fe80::f816:3eff:fed5:c0b7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:41:36:36:dc 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::42:41ff:fe36:36dc/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) 01/07/21 _x86_64_ (4 CPU) 06:30:49 LINUX RESTART (4 CPU) 06:32:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:33:01 22.78 6.19 16.58 0.00 1719.52 2129.90 0.00 06:34:01 0.37 0.00 0.37 0.00 0.00 6.19 0.00 06:35:02 0.28 0.00 0.28 0.00 0.00 3.07 0.00 06:36:01 0.25 0.00 0.25 0.00 0.00 2.74 0.00 06:37:01 0.25 0.00 0.25 0.00 0.00 3.69 0.00 06:38:01 0.28 0.00 0.28 0.00 0.00 3.35 0.00 06:39:01 0.27 0.00 0.27 0.00 0.00 2.60 0.00 06:40:01 0.37 0.00 0.37 0.00 0.00 5.79 0.00 06:41:01 0.25 0.00 0.25 0.00 0.00 2.84 0.00 06:42:01 0.23 0.00 0.23 0.00 0.00 2.23 0.00 06:43:01 0.30 0.00 0.30 0.00 0.00 3.23 0.00 06:44:01 110.25 62.93 47.31 0.00 4839.00 15061.40 0.00 Average: 11.34 5.77 5.57 0.00 547.51 1437.70 0.00 06:32:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:33:01 175820 0 602332 32.01 2620 1100772 1135356 38.75 417912 1089088 24 06:34:01 186032 0 592112 31.47 2620 1100780 1073000 36.62 426188 1072288 8 06:35:02 185948 0 592192 31.47 2620 1100784 1073028 36.62 421192 1077168 12 06:36:01 183276 0 594860 31.62 2620 1100788 1073256 36.63 430036 1070948 12 06:37:01 181344 0 596788 31.72 2620 1100792 1073304 36.63 429800 1073284 8 06:38:01 180972 0 597156 31.74 2620 1100796 1073184 36.63 433476 1070032 8 06:39:01 182056 0 596068 31.68 2620 1100800 1073028 36.62 432604 1070032 8 06:40:01 181260 0 596860 31.72 2620 1100804 1073184 36.63 433456 1070032 8 06:41:01 182156 0 595956 31.67 2620 1100812 1073028 36.62 432620 1070032 8 06:42:01 181680 0 596428 31.70 2620 1100816 1073124 36.62 433000 1070032 8 06:43:01 181044 0 597060 31.73 2620 1100820 1073336 36.63 433796 1070036 12 06:44:01 245388 0 651592 34.63 2620 981944 1074648 36.68 407244 982512 90540 Average: 187248 0 600784 31.93 2620 1090892 1078456 36.81 427610 1065457 7555 06:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:33:01 eth0 60.06 47.01 338.58 29.31 0.00 0.00 0.00 0.00 06:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:33:01 docker0 1.83 1.54 0.43 4.19 0.00 0.00 0.00 0.00 06:34:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 06:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:35:02 eth0 0.76 0.08 0.06 0.01 0.00 0.00 0.00 0.00 06:35:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:35:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:36:01 eth0 1.22 0.56 0.39 0.22 0.00 0.00 0.00 0.00 06:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:37:01 eth0 0.65 0.57 0.35 0.27 0.00 0.00 0.00 0.00 06:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:38:01 eth0 0.20 0.15 0.07 0.01 0.00 0.00 0.00 0.00 06:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:39:01 eth0 0.30 0.08 0.03 0.01 0.00 0.00 0.00 0.00 06:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:01 eth0 0.75 0.33 0.30 0.20 0.00 0.00 0.00 0.00 06:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:41:01 eth0 0.10 0.05 0.01 0.00 0.00 0.00 0.00 0.00 06:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:42:01 eth0 0.33 0.23 0.14 0.07 0.00 0.00 0.00 0.00 06:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:43:01 eth0 0.50 0.37 0.27 0.17 0.00 0.00 0.00 0.00 06:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:44:01 eth0 209.32 170.62 2172.47 19.48 0.00 0.00 0.00 0.00 06:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 22.89 18.37 209.70 4.16 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 0.15 0.13 0.04 0.35 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) 01/07/21 _x86_64_ (4 CPU) 06:30:49 LINUX RESTART (4 CPU) 06:32:01 CPU %user %nice %system %iowait %steal %idle 06:33:01 all 1.67 0.00 1.67 0.49 4.19 91.97 06:33:01 0 1.55 0.00 2.05 0.15 4.23 92.02 06:33:01 1 1.31 0.00 1.41 0.18 4.26 92.84 06:33:01 2 2.45 0.00 1.89 0.28 4.18 91.20 06:33:01 3 1.37 0.00 1.35 1.34 4.10 91.84 06:34:01 all 0.10 0.00 0.15 0.00 0.44 99.31 06:34:01 0 0.03 0.00 0.22 0.00 0.53 99.22 06:34:01 1 0.02 0.00 0.08 0.00 0.38 99.52 06:34:01 2 0.33 0.00 0.13 0.00 0.66 98.87 06:34:01 3 0.00 0.00 0.15 0.00 0.20 99.65 06:35:02 all 0.10 0.00 0.14 0.00 1.05 98.70 06:35:02 0 0.15 0.00 0.02 0.00 0.84 98.99 06:35:02 1 0.03 0.00 0.26 0.00 0.99 98.71 06:35:02 2 0.18 0.00 0.25 0.00 1.40 98.17 06:35:02 3 0.03 0.00 0.05 0.00 0.97 98.94 06:36:01 all 0.07 0.00 0.06 0.00 0.72 99.15 06:36:01 0 0.20 0.00 0.10 0.00 0.71 98.99 06:36:01 1 0.03 0.00 0.05 0.00 0.42 99.49 06:36:01 2 0.03 0.00 0.03 0.00 0.91 99.02 06:36:01 3 0.00 0.00 0.05 0.00 0.86 99.09 06:37:01 all 0.15 0.00 0.20 0.00 0.68 98.96 06:37:01 0 0.23 0.00 0.13 0.02 0.89 98.72 06:37:01 1 0.13 0.00 0.18 0.00 0.56 99.12 06:37:01 2 0.17 0.00 0.33 0.00 0.73 98.77 06:37:01 3 0.07 0.00 0.17 0.00 0.55 99.22 06:38:01 all 0.09 0.00 0.03 0.00 0.41 99.47 06:38:01 0 0.03 0.00 0.03 0.00 0.42 99.52 06:38:01 1 0.15 0.00 0.02 0.00 0.30 99.53 06:38:01 2 0.17 0.00 0.05 0.00 0.75 99.04 06:38:01 3 0.02 0.00 0.02 0.00 0.18 99.78 06:39:01 all 0.10 0.00 0.04 0.00 0.27 99.59 06:39:01 0 0.02 0.00 0.02 0.00 0.18 99.78 06:39:01 1 0.32 0.00 0.05 0.00 0.35 99.28 06:39:01 2 0.05 0.00 0.07 0.00 0.50 99.39 06:39:01 3 0.02 0.00 0.02 0.00 0.07 99.90 06:40:01 all 0.15 0.00 0.04 0.00 0.21 99.60 06:40:01 0 0.20 0.00 0.03 0.00 0.12 99.65 06:40:01 1 0.32 0.00 0.05 0.02 0.35 99.27 06:40:01 2 0.05 0.00 0.03 0.00 0.32 99.60 06:40:01 3 0.02 0.00 0.03 0.00 0.07 99.88 06:41:01 all 0.09 0.00 0.06 0.00 0.36 99.48 06:41:01 0 0.02 0.00 0.07 0.00 0.22 99.70 06:41:01 1 0.27 0.00 0.05 0.00 0.42 99.27 06:41:01 2 0.05 0.00 0.10 0.00 0.58 99.27 06:41:01 3 0.03 0.00 0.03 0.00 0.23 99.70 06:42:01 all 0.07 0.00 0.02 0.00 0.24 99.66 06:42:01 0 0.02 0.00 0.03 0.00 0.32 99.63 06:42:01 1 0.25 0.00 0.03 0.00 0.18 99.53 06:42:01 2 0.02 0.00 0.02 0.00 0.15 99.82 06:42:01 3 0.00 0.00 0.02 0.00 0.32 99.67 06:43:01 all 0.10 0.00 0.03 0.00 0.27 99.60 06:43:01 0 0.02 0.00 0.03 0.00 0.13 99.82 06:43:01 1 0.07 0.00 0.03 0.00 0.20 99.70 06:43:01 2 0.20 0.00 0.05 0.00 0.45 99.30 06:43:01 3 0.10 0.00 0.02 0.00 0.28 99.60 06:43:01 CPU %user %nice %system %iowait %steal %idle 06:44:01 all 4.30 0.00 3.02 1.24 7.82 83.62 06:44:01 0 4.03 0.00 2.66 0.65 8.24 84.42 06:44:01 1 3.20 0.00 2.46 0.72 7.71 85.91 06:44:01 2 5.01 0.00 3.22 1.02 7.77 82.98 06:44:01 3 4.98 0.00 3.74 2.58 7.58 81.12 Average: all 0.58 0.00 0.45 0.14 1.38 97.45 Average: 0 0.53 0.00 0.44 0.07 1.39 97.57 Average: 1 0.51 0.00 0.39 0.08 1.34 97.69 Average: 2 0.72 0.00 0.51 0.11 1.52 97.14 Average: 3 0.54 0.00 0.46 0.32 1.27 97.40