---> uname -a: Linux 86c3a76c8dae 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 7.2G 42.8G 14% / 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 7.2G 42.8G 14% /etc/resolv.conf /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hostname /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hosts /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/sa /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-568 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-568@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 650 127 0 1059 1081 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 6: eth0@if7: 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) 08/20/20 _x86_64_ (4 CPU) 12:25:36 LINUX RESTART 12:26:01 tps rtps wtps bread/s bwrtn/s 12:27:01 187.72 100.65 87.08 11901.96 40272.21 12:28:01 3.56 0.02 3.55 0.53 114.09 12:29:01 0.45 0.00 0.45 0.00 6.26 12:30:01 0.33 0.00 0.33 0.00 3.89 12:31:01 0.30 0.00 0.30 0.00 4.26 12:32:01 0.35 0.00 0.35 0.00 5.06 12:33:02 161.83 100.37 61.46 7798.94 19882.60 Average: 50.66 28.73 21.94 2815.36 8615.26 12:26:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:27:01 174180 1707376 90.74 2620 1134440 1130020 38.57 418440 1128800 120 12:28:01 178656 1702900 90.50 2620 1134444 1118760 38.18 417036 1126800 16 12:29:01 181892 1699664 90.33 2620 1134452 1051976 35.90 417372 1124184 8 12:30:01 180696 1700860 90.40 2620 1134452 1052232 35.91 418488 1124184 8 12:31:01 181016 1700540 90.38 2620 1134460 1052004 35.90 421100 1121460 16 12:32:01 180860 1700696 90.39 2620 1134464 1052100 35.91 428448 1114800 8 12:33:02 154616 1726940 91.78 2620 1080304 1206388 41.17 477660 1046148 256 Average: 175988 1705568 90.65 2620 1126717 1094783 37.36 428363 1112339 62 12:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 12:27:01 eth0 276.75 202.63 1061.85 108.15 0.00 0.00 0.00 12:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:27:01 docker0 5.79 4.47 0.86 18.00 0.00 0.00 0.00 12:28:01 eth0 1.30 1.08 2.76 0.09 0.00 0.00 0.00 12:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:29:01 eth0 0.93 0.23 0.19 0.02 0.00 0.00 0.00 12:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 eth0 1.01 0.63 0.55 0.37 0.00 0.00 0.00 12:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:31:01 eth0 0.10 0.08 0.01 0.04 0.00 0.00 0.00 12:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:32:01 eth0 0.28 0.23 0.14 0.07 0.00 0.00 0.00 12:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:33:02 eth0 98.19 62.51 2339.12 14.29 0.00 0.00 0.00 12:33:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:33:02 veth8425ae9 0.00 0.10 0.00 0.01 0.00 0.00 0.00 12:33:02 docker0 5.79 4.47 0.86 18.00 0.00 0.00 0.00 Average: eth0 54.10 38.21 486.52 17.58 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth8425ae9 0.00 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.83 0.64 0.12 2.57 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) 08/20/20 _x86_64_ (4 CPU) 12:25:36 LINUX RESTART 12:26:01 CPU %user %nice %system %iowait %steal %idle 12:27:01 all 16.15 0.00 8.52 6.90 14.20 54.22 12:27:01 0 20.08 0.00 10.50 4.48 15.17 49.77 12:27:01 1 16.69 0.00 7.52 10.18 14.03 51.58 12:27:01 2 11.94 0.00 7.44 6.46 14.85 59.31 12:27:01 3 16.04 0.00 8.67 6.41 12.77 56.11 12:28:01 all 0.35 0.00 0.04 0.00 0.22 99.40 12:28:01 0 0.28 0.00 0.03 0.00 0.27 99.42 12:28:01 1 0.03 0.00 0.07 0.00 0.13 99.77 12:28:01 2 0.08 0.00 0.05 0.00 0.23 99.63 12:28:01 3 0.97 0.00 0.03 0.00 0.23 98.77 12:29:01 all 0.08 0.00 0.03 0.00 0.16 99.73 12:29:01 0 0.22 0.00 0.03 0.00 0.17 99.58 12:29:01 1 0.03 0.00 0.02 0.00 0.13 99.82 12:29:01 2 0.02 0.00 0.07 0.00 0.12 99.80 12:29:01 3 0.05 0.00 0.03 0.00 0.22 99.70 12:30:01 all 0.10 0.00 0.04 0.00 0.36 99.49 12:30:01 0 0.35 0.00 0.05 0.00 0.43 99.17 12:30:01 1 0.03 0.00 0.07 0.00 0.48 99.42 12:30:01 2 0.03 0.00 0.00 0.00 0.30 99.67 12:30:01 3 0.03 0.00 0.03 0.00 0.22 99.72 12:31:01 all 0.12 0.00 0.03 0.00 0.09 99.75 12:31:01 0 0.37 0.00 0.02 0.00 0.10 99.52 12:31:01 1 0.07 0.00 0.05 0.00 0.08 99.80 12:31:01 2 0.02 0.00 0.02 0.00 0.12 99.85 12:31:01 3 0.03 0.00 0.03 0.00 0.10 99.83 12:32:01 all 0.13 0.00 0.06 0.00 0.27 99.54 12:32:01 0 0.10 0.00 0.03 0.00 0.15 99.72 12:32:01 1 0.02 0.00 0.15 0.00 0.12 99.72 12:32:01 2 0.05 0.00 0.05 0.00 0.42 99.48 12:32:01 3 0.35 0.00 0.03 0.00 0.37 99.25 12:33:02 all 4.58 0.00 2.57 2.16 6.39 84.30 12:33:02 0 4.87 0.00 2.07 2.02 6.67 84.37 12:33:02 1 5.64 0.00 3.19 3.24 6.46 81.47 12:33:02 2 3.97 0.00 2.76 2.07 5.88 85.31 12:33:02 3 3.84 0.00 2.27 1.32 6.57 85.99 Average: all 3.04 0.00 1.60 1.28 3.07 91.01 Average: 0 3.67 0.00 1.78 0.91 3.22 90.42 Average: 1 3.19 0.00 1.56 1.90 3.03 90.31 Average: 2 2.30 0.00 1.48 1.22 3.13 91.87 Average: 3 3.01 0.00 1.57 1.09 2.90 91.44