---> uname -a: Linux 63e1392489d1 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 8.5G 41.5G 17% / 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 8.5G 41.5G 17% /etc/resolv.conf /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hostname /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hosts /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/dgexfoundry_device-sdk-go_master /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/dgexfoundry_device-sdk-go_master@tmp /dev/vda1 50.0G 8.5G 41.5G 17% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1837 747 117 0 972 1022 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) 06/11/20 _x86_64_ (4 CPU) 04:28:47 LINUX RESTART 04:30:02 tps rtps wtps bread/s bwrtn/s 04:31:02 7.80 1.12 6.69 28.98 224.12 04:32:01 0.30 0.00 0.30 0.00 4.67 04:33:01 0.22 0.00 0.22 0.00 1.76 04:34:01 0.27 0.00 0.27 0.00 3.33 04:35:01 0.37 0.00 0.37 0.00 5.92 04:36:01 20.75 2.11 18.64 456.67 12874.61 04:37:01 343.86 191.93 151.93 7876.59 41995.68 04:38:01 184.49 83.65 100.83 6952.18 25570.65 Average: 70.20 35.09 35.11 1926.28 10148.26 04:30:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:31:02 169580 1711976 90.99 2620 1152828 1115284 38.06 409436 1142544 20 04:32:01 175368 1706188 90.68 2620 1152832 1067540 36.43 406500 1140576 8 04:33:01 175888 1705668 90.65 2620 1152840 1067540 36.43 406508 1140576 8 04:34:01 172932 1708624 90.81 2620 1152840 1067796 36.44 413528 1135908 8 04:35:01 173800 1707756 90.76 2620 1152844 1067688 36.44 414388 1134452 8 04:36:01 74724 1806832 96.03 2620 1163604 1501500 51.24 565768 1068316 5680 04:37:01 93740 1787816 95.02 2596 1026972 1567088 53.48 598476 914024 97948 04:38:01 70328 1811228 96.26 1492 1033480 1582964 54.02 677084 838920 43204 Average: 138295 1743261 92.65 2476 1123530 1254675 42.82 486461 1064415 18361 04:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:31:02 eth0 13.22 11.11 12.18 22.03 0.00 0.00 0.00 04:31:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:31:02 docker0 0.00 0.03 0.00 0.00 0.00 0.00 0.00 04:32:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 04:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:33:01 eth0 0.62 0.08 0.06 0.01 0.00 0.00 0.00 04:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:34:01 eth0 0.50 0.48 0.27 0.21 0.00 0.00 0.00 04:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:35:01 eth0 0.20 0.17 0.08 0.07 0.00 0.00 0.00 04:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:01 eth0 106.67 63.87 3756.59 8.63 0.00 0.00 0.00 04:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 eth0 151.86 110.11 3253.56 54.27 0.00 0.00 0.00 04:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 docker0 21.21 19.87 2.23 46.29 0.00 0.00 0.00 04:38:01 eth0 172.00 119.39 2531.41 82.43 0.00 0.00 0.00 04:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:01 docker0 15.76 27.10 1.20 149.26 0.00 0.00 0.00 Average: eth0 55.93 38.36 1201.03 21.03 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 4.65 5.91 0.43 24.57 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) 06/11/20 _x86_64_ (4 CPU) 04:28:47 LINUX RESTART 04:30:02 CPU %user %nice %system %iowait %steal %idle 04:31:02 all 0.66 0.00 0.27 0.07 1.37 97.63 04:31:02 0 0.41 0.00 0.19 0.00 1.47 97.94 04:31:02 1 0.52 0.00 0.24 0.12 1.33 97.79 04:31:02 2 1.36 0.00 0.48 0.15 1.11 96.90 04:31:02 3 0.32 0.00 0.20 0.00 1.60 97.88 04:32:01 all 0.11 0.00 0.03 0.00 0.05 99.81 04:32:01 0 0.02 0.00 0.03 0.00 0.03 99.92 04:32:01 1 0.03 0.00 0.03 0.00 0.03 99.90 04:32:01 2 0.36 0.00 0.05 0.00 0.07 99.52 04:32:01 3 0.03 0.00 0.03 0.00 0.03 99.90 04:33:01 all 0.09 0.00 0.02 0.00 0.18 99.70 04:33:01 0 0.03 0.00 0.03 0.00 0.07 99.87 04:33:01 1 0.30 0.00 0.03 0.00 0.40 99.27 04:33:01 2 0.00 0.00 0.02 0.00 0.05 99.93 04:33:01 3 0.02 0.00 0.02 0.00 0.20 99.77 04:34:01 all 0.11 0.00 0.03 0.00 0.20 99.66 04:34:01 0 0.02 0.00 0.02 0.00 0.13 99.83 04:34:01 1 0.33 0.00 0.03 0.00 0.25 99.38 04:34:01 2 0.03 0.00 0.02 0.00 0.22 99.73 04:34:01 3 0.05 0.00 0.03 0.00 0.23 99.68 04:35:01 all 0.12 0.00 0.02 0.00 0.18 99.68 04:35:01 0 0.02 0.00 0.02 0.00 0.05 99.92 04:35:01 1 0.42 0.00 0.03 0.00 0.15 99.40 04:35:01 2 0.05 0.00 0.03 0.00 0.25 99.67 04:35:01 3 0.03 0.00 0.03 0.02 0.25 99.67 04:36:01 all 1.95 0.00 1.16 0.03 3.21 93.65 04:36:01 0 1.97 0.00 1.33 0.07 3.04 93.60 04:36:01 1 2.09 0.00 1.10 0.05 3.37 93.39 04:36:01 2 1.79 0.00 1.06 0.02 3.35 93.79 04:36:01 3 1.91 0.00 1.16 0.00 3.11 93.82 04:37:01 all 9.06 0.00 6.18 2.61 17.51 64.65 04:37:01 0 9.16 0.00 6.64 2.91 18.31 62.98 04:37:01 1 9.89 0.00 7.00 3.68 17.35 62.07 04:37:01 2 6.96 0.00 5.23 2.58 17.15 68.09 04:37:01 3 10.26 0.00 5.84 1.30 17.23 65.37 04:38:01 all 7.01 0.00 5.11 2.56 10.94 74.39 04:38:01 0 5.23 0.00 4.96 2.30 11.62 75.89 04:38:01 1 7.72 0.00 6.39 2.18 10.91 72.79 04:38:01 2 5.76 0.00 3.82 2.95 10.75 76.72 04:38:01 3 9.40 0.00 5.30 2.78 10.45 72.06 Average: all 2.38 0.00 1.60 0.66 4.19 91.18 Average: 0 2.10 0.00 1.65 0.66 4.33 91.27 Average: 1 2.63 0.00 1.83 0.74 4.17 90.61 Average: 2 2.04 0.00 1.34 0.72 4.13 91.77 Average: 3 2.74 0.00 1.57 0.51 4.12 91.07