---> uname -a: Linux a851027a3fb0 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 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 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 8.2G 41.8G 16% / 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 8.2G 41.8G 16% /etc/resolv.conf /dev/vda1 50.0G 8.2G 41.8G 16% /etc/hostname /dev/vda1 50.0G 8.2G 41.8G 16% /etc/hosts /dev/vda1 50.0G 8.2G 41.8G 16% /w/workspace/dgexfoundry_device-sdk-go_master@tmp /dev/vda1 50.0G 8.2G 41.8G 16% /var/log/sa-host /dev/vda1 50.0G 8.2G 41.8G 16% /w/workspace/dgexfoundry_device-sdk-go_master ---> free -m: total used free shared buff/cache available Mem: 1837 773 127 0 936 996 Swap: 1023 3 1020 ---> 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 16: eth0@if17: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 09/15/20 _x86_64_ (4 CPU) 10:24:33 LINUX RESTART (4 CPU) 10:25:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:26:01 139.02 51.94 87.08 0.00 7754.57 40241.89 0.00 10:27:01 3.40 0.00 3.40 0.00 0.00 105.61 0.00 10:28:01 0.40 0.00 0.40 0.00 0.00 7.03 0.00 10:29:01 0.35 0.00 0.35 0.00 0.00 5.83 0.00 10:30:01 186.00 104.97 81.03 0.00 5947.53 30593.03 0.00 10:31:01 235.82 83.80 152.02 0.00 4716.85 31036.74 0.00 Average: 94.22 40.14 54.08 0.00 3071.69 17008.52 0.00 10:25:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:26:01 166480 0 573116 30.46 2620 1139340 1120716 38.25 417312 1137548 120 10:27:01 165260 0 574240 30.52 2620 1139436 1116208 38.09 419020 1137240 20 10:28:01 168988 0 570500 30.32 2620 1139448 1107252 37.79 417512 1135560 8 10:29:01 169268 0 570220 30.31 2620 1139448 1094916 37.37 418504 1134444 8 10:30:01 77608 0 707760 37.62 2620 1093568 1424792 48.63 532724 1064060 9388 10:31:01 100836 0 724952 38.53 1876 1053892 1228908 41.94 651504 849772 70244 Average: 141407 0 620131 32.96 2496 1117522 1182132 40.34 476096 1076437 13298 10:25:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:26:01 eth0 267.02 198.49 1062.61 100.45 0.00 0.00 0.00 0.00 10:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:26:01 docker0 6.19 4.54 0.94 18.14 0.00 0.00 0.00 0.00 10:27:01 eth0 4.51 1.27 2.13 0.78 0.00 0.00 0.00 0.00 10:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:28:01 eth0 3.00 1.17 1.49 0.95 0.00 0.00 0.00 0.00 10:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:29:01 eth0 1.13 0.25 0.32 0.26 0.00 0.00 0.00 0.00 10:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 eth0 461.55 400.90 3837.25 37.26 0.00 0.00 0.00 0.00 10:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 veth60b0048 24.02 20.30 2.63 47.65 0.00 0.00 0.00 0.00 10:30:01 docker0 24.02 20.20 2.30 47.64 0.00 0.00 0.00 0.00 10:31:01 eth0 497.56 416.85 3467.49 89.26 0.00 0.00 0.00 0.00 10:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:31:01 veth71e1e31 39.58 55.86 2.92 219.92 0.00 0.00 0.00 0.00 10:31:01 docker0 41.91 57.54 2.74 220.96 0.00 0.00 0.00 0.00 Average: eth0 205.92 169.93 1396.12 38.18 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: veth71e1e31 6.60 9.32 0.49 36.67 0.00 0.00 0.00 0.00 Average: docker0 12.03 13.72 1.00 47.82 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 09/15/20 _x86_64_ (4 CPU) 10:24:33 LINUX RESTART (4 CPU) 10:25:01 CPU %user %nice %system %iowait %steal %idle 10:26:01 all 14.03 0.00 8.14 6.58 14.29 56.96 10:26:01 0 13.69 0.00 9.21 7.37 15.49 54.24 10:26:01 1 12.20 0.00 7.08 6.04 14.20 60.48 10:26:01 2 15.22 0.00 7.38 6.85 14.06 56.49 10:26:01 3 15.04 0.00 8.91 6.08 13.42 56.55 10:27:01 all 0.17 0.00 0.05 0.00 0.18 99.60 10:27:01 0 0.07 0.00 0.07 0.00 0.23 99.63 10:27:01 1 0.10 0.00 0.03 0.00 0.08 99.78 10:27:01 2 0.43 0.00 0.05 0.00 0.22 99.30 10:27:01 3 0.07 0.00 0.03 0.00 0.20 99.70 10:28:01 all 0.13 0.00 0.04 0.00 0.30 99.53 10:28:01 0 0.02 0.00 0.05 0.00 0.60 99.34 10:28:01 1 0.08 0.00 0.03 0.00 0.12 99.77 10:28:01 2 0.37 0.00 0.05 0.00 0.22 99.37 10:28:01 3 0.05 0.00 0.03 0.00 0.27 99.65 10:29:01 all 0.13 0.00 0.03 0.00 0.20 99.64 10:29:01 0 0.02 0.00 0.02 0.00 0.25 99.72 10:29:01 1 0.05 0.00 0.03 0.00 0.22 99.70 10:29:01 2 0.42 0.00 0.05 0.00 0.12 99.42 10:29:01 3 0.03 0.00 0.03 0.00 0.20 99.73 10:30:01 all 4.77 0.00 3.45 1.04 9.97 80.77 10:30:01 0 4.19 0.00 3.17 0.51 10.21 81.92 10:30:01 1 4.81 0.00 3.53 0.71 9.94 81.02 10:30:01 2 5.10 0.00 3.57 2.61 10.02 78.70 10:30:01 3 4.96 0.00 3.55 0.34 9.71 81.44 10:31:01 all 8.04 0.00 5.95 3.04 13.91 69.06 10:31:01 0 6.32 0.00 6.81 2.71 14.86 69.30 10:31:01 1 9.41 0.00 5.46 4.95 13.81 66.37 10:31:01 2 8.74 0.00 5.20 3.00 14.12 68.93 10:31:01 3 7.65 0.00 6.36 1.46 12.84 71.69 Average: all 4.48 0.00 2.91 1.75 6.41 84.45 Average: 0 3.97 0.00 3.16 1.72 6.84 84.31 Average: 1 4.42 0.00 2.68 1.94 6.36 84.60 Average: 2 4.98 0.00 2.69 2.04 6.40 83.89 Average: 3 4.57 0.00 3.11 1.29 6.04 84.99