---> uname -a: Linux 45f5861fc418 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% /w/workspace/dgexfoundry_device-sdk-go_PR-565@tmp /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-565 ---> free -m: total used free shared buff/cache available Mem: 1837 662 129 0 1046 1069 Swap: 1023 0 1023 ---> 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) 08/14/20 _x86_64_ (4 CPU) 17:22:03 LINUX RESTART 17:23:01 tps rtps wtps bread/s bwrtn/s 17:24:01 29.04 11.75 17.28 4499.63 2226.57 17:25:01 1.67 0.00 1.67 0.00 28.94 17:26:01 0.25 0.00 0.25 0.00 3.11 17:27:01 0.18 0.00 0.18 0.00 2.15 17:28:01 0.33 0.00 0.33 0.00 5.59 17:29:01 0.32 0.02 0.30 0.13 3.40 17:30:01 0.28 0.00 0.28 0.00 3.06 17:31:01 0.22 0.00 0.22 0.00 2.30 17:32:01 75.35 46.03 29.32 4688.93 15008.14 Average: 11.96 6.42 5.54 1021.20 1920.92 17:23:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:24:01 164664 1716892 91.25 2620 1139656 1107536 37.80 433024 1123924 20 17:25:01 167748 1713808 91.08 2620 1139660 1088452 37.15 433256 1121100 12 17:26:01 168744 1712812 91.03 2620 1139668 1081588 36.91 433176 1120644 12 17:27:01 167124 1714432 91.12 2620 1139668 1081716 36.92 437244 1117884 20 17:28:01 167328 1714228 91.11 2620 1139676 1081740 36.92 442256 1112940 8 17:29:01 167956 1713600 91.07 2620 1139684 1078620 36.81 442028 1112652 12 17:30:01 168712 1712844 91.03 2620 1139684 1071424 36.57 441812 1112328 8 17:31:01 168728 1712828 91.03 2620 1139692 1071424 36.57 433784 1120096 8 17:32:01 190996 1690560 89.85 2620 1057204 1278124 43.62 467164 1044684 19580 Average: 170222 1711334 90.95 2620 1130510 1104514 37.70 440416 1109584 2187 17:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:24:01 eth0 109.72 73.96 436.92 57.68 0.00 0.00 0.00 17:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:24:01 docker0 8.24 5.39 1.06 17.60 0.00 0.00 0.00 17:25:01 eth0 3.68 0.52 0.77 0.39 0.00 0.00 0.00 17:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:26:01 eth0 0.93 0.58 0.53 0.40 0.00 0.00 0.00 17:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:27:01 eth0 9.38 0.50 1.26 0.39 0.00 0.00 0.00 17:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:28:01 eth0 1.63 0.73 0.70 0.46 0.00 0.00 0.00 17:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:29:01 eth0 0.48 0.22 0.27 0.19 0.00 0.00 0.00 17:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 eth0 0.18 0.08 0.01 0.01 0.00 0.00 0.00 17:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:31:01 eth0 0.12 0.07 0.01 0.00 0.00 0.00 0.00 17:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:32:01 eth0 86.53 62.48 2328.48 9.61 0.00 0.00 0.00 17:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 23.63 15.46 307.75 7.68 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.92 0.60 0.12 1.96 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) 08/14/20 _x86_64_ (4 CPU) 17:22:03 LINUX RESTART 17:23:01 CPU %user %nice %system %iowait %steal %idle 17:24:01 all 3.09 0.00 1.76 0.72 0.02 94.41 17:24:01 0 2.72 0.00 2.10 0.07 0.02 95.10 17:24:01 1 3.26 0.00 1.77 1.91 0.00 93.06 17:24:01 2 3.33 0.00 1.72 0.23 0.02 94.70 17:24:01 3 3.06 0.00 1.41 0.69 0.03 94.81 17:25:01 all 0.17 0.00 0.04 0.00 0.00 99.79 17:25:01 0 0.48 0.00 0.05 0.00 0.02 99.45 17:25:01 1 0.03 0.00 0.07 0.00 0.02 99.88 17:25:01 2 0.10 0.00 0.03 0.00 0.00 99.87 17:25:01 3 0.05 0.00 0.03 0.00 0.00 99.92 17:26:01 all 0.16 0.00 0.04 0.00 0.00 99.80 17:26:01 0 0.47 0.00 0.03 0.00 0.00 99.50 17:26:01 1 0.08 0.00 0.07 0.00 0.00 99.85 17:26:01 2 0.05 0.00 0.02 0.00 0.00 99.93 17:26:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:27:01 all 0.13 0.00 0.05 0.00 0.01 99.81 17:27:01 0 0.05 0.00 0.05 0.00 0.00 99.90 17:27:01 1 0.05 0.00 0.05 0.00 0.02 99.88 17:27:01 2 0.03 0.00 0.05 0.00 0.02 99.90 17:27:01 3 0.42 0.00 0.07 0.00 0.00 99.52 17:28:01 all 0.16 0.00 0.06 0.00 0.00 99.78 17:28:01 0 0.05 0.00 0.03 0.00 0.02 99.90 17:28:01 1 0.02 0.00 0.12 0.00 0.00 99.87 17:28:01 2 0.05 0.00 0.02 0.00 0.00 99.93 17:28:01 3 0.53 0.00 0.03 0.00 0.00 99.43 17:29:01 all 0.15 0.00 0.04 0.00 0.01 99.80 17:29:01 0 0.03 0.00 0.02 0.00 0.00 99.95 17:29:01 1 0.02 0.00 0.05 0.00 0.02 99.92 17:29:01 2 0.03 0.00 0.07 0.00 0.02 99.88 17:29:01 3 0.52 0.00 0.03 0.00 0.02 99.43 17:30:01 all 0.15 0.00 0.03 0.00 0.00 99.82 17:30:01 0 0.02 0.00 0.02 0.00 0.00 99.97 17:30:01 1 0.03 0.00 0.03 0.00 0.00 99.93 17:30:01 2 0.05 0.00 0.07 0.00 0.00 99.88 17:30:01 3 0.50 0.00 0.03 0.00 0.00 99.47 17:31:01 all 0.15 0.00 0.04 0.00 0.00 99.80 17:31:01 0 0.50 0.00 0.03 0.00 0.00 99.47 17:31:01 1 0.02 0.00 0.03 0.00 0.00 99.95 17:31:01 2 0.03 0.00 0.02 0.00 0.00 99.95 17:31:01 3 0.07 0.00 0.07 0.00 0.00 99.87 17:32:01 all 3.99 0.00 2.32 1.41 0.00 92.28 17:32:01 0 3.73 0.00 2.56 3.01 0.02 90.67 17:32:01 1 3.95 0.00 2.07 0.22 0.02 93.74 17:32:01 2 3.53 0.00 2.34 0.18 0.00 93.95 17:32:01 3 4.72 0.00 2.28 2.24 0.00 90.76 Average: all 0.90 0.00 0.48 0.24 0.01 98.37 Average: 0 0.89 0.00 0.54 0.34 0.01 98.22 Average: 1 0.83 0.00 0.47 0.24 0.01 98.46 Average: 2 0.80 0.00 0.48 0.05 0.01 98.67 Average: 3 1.10 0.00 0.44 0.32 0.01 98.13