---> uname -a: Linux e7e4e03769f8 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-570@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-570 ---> free -m: total used free shared buff/cache available Mem: 1837 619 116 0 1102 1112 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) 08/24/20 _x86_64_ (4 CPU) 04:56:59 LINUX RESTART 04:58:03 tps rtps wtps bread/s bwrtn/s 04:59:01 46.35 11.25 35.10 4499.93 2321.83 05:00:01 1.75 0.00 1.75 0.00 36.15 05:01:01 0.20 0.02 0.18 0.13 1.63 05:02:01 0.58 0.12 0.47 2.13 8.14 05:03:01 0.27 0.00 0.27 0.00 4.25 05:04:01 0.22 0.00 0.22 0.00 1.90 05:05:01 0.20 0.02 0.18 0.13 2.15 05:06:01 0.18 0.00 0.18 0.00 1.62 05:07:01 0.28 0.00 0.28 0.00 3.48 Average: 5.41 1.23 4.18 485.81 257.14 04:58:03 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:59:01 182604 1698952 90.30 2620 1160264 1133864 38.70 404692 1134016 124 05:00:01 186356 1695200 90.10 2620 1160268 1109612 37.87 403904 1131624 8 05:01:01 191352 1690204 89.83 2620 1160332 1058416 36.12 400984 1130096 20 05:02:01 188848 1692708 89.96 2620 1160412 1056716 36.06 405408 1128148 20 05:03:01 189440 1692116 89.93 2620 1160420 1056668 36.06 405216 1128140 12 05:04:01 189572 1691984 89.92 2620 1160424 1056632 36.06 430664 1102900 12 05:05:01 189588 1691968 89.92 2620 1160432 1056656 36.06 423012 1110668 16 05:06:01 189920 1691636 89.91 2620 1160436 1056512 36.06 422248 1110668 16 05:07:01 189772 1691784 89.91 2620 1160444 1056512 36.06 422116 1110668 16 Average: 188606 1692950 89.98 2620 1160381 1071288 36.56 413138 1120770 27 04:58:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:59:01 eth0 97.38 77.29 480.00 58.12 0.00 0.00 0.00 04:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:59:01 docker0 5.83 4.32 0.85 18.26 0.00 0.00 0.00 05:00:01 eth0 0.70 0.68 1.63 0.05 0.00 0.00 0.00 05:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:01:01 eth0 0.15 0.08 0.01 0.01 0.00 0.00 0.00 05:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:02:01 eth0 1.63 0.28 0.38 0.20 0.00 0.00 0.00 05:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:03:01 eth0 0.72 0.57 0.39 0.27 0.00 0.00 0.00 05:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:04:01 eth0 0.37 0.02 0.09 0.00 0.00 0.00 0.00 05:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:05:01 eth0 0.75 0.40 0.30 0.21 0.00 0.00 0.00 05:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 05:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 05:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 11.01 8.58 52.10 6.35 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.63 0.47 0.09 1.97 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) 08/24/20 _x86_64_ (4 CPU) 04:56:59 LINUX RESTART 04:58:03 CPU %user %nice %system %iowait %steal %idle 04:59:01 all 3.18 0.00 2.07 1.15 6.74 86.86 04:59:01 0 2.73 0.00 2.66 0.73 6.82 87.05 04:59:01 1 3.42 0.00 1.61 2.49 6.03 86.44 04:59:01 2 3.77 0.00 2.12 0.41 7.00 86.70 04:59:01 3 2.80 0.00 1.91 0.95 7.07 87.28 05:00:01 all 0.14 0.00 0.05 0.00 0.56 99.25 05:00:01 0 0.03 0.00 0.05 0.00 0.32 99.60 05:00:01 1 0.05 0.00 0.07 0.00 0.78 99.11 05:00:01 2 0.10 0.00 0.07 0.00 0.76 99.07 05:00:01 3 0.38 0.00 0.03 0.00 0.42 99.17 05:01:01 all 0.14 0.00 0.09 0.00 0.65 99.13 05:01:01 0 0.38 0.00 0.10 0.00 0.48 99.04 05:01:01 1 0.05 0.00 0.07 0.00 0.79 99.09 05:01:01 2 0.03 0.00 0.08 0.00 0.48 99.40 05:01:01 3 0.07 0.00 0.12 0.02 0.83 98.97 05:02:01 all 0.10 0.00 0.05 0.00 0.15 99.70 05:02:01 0 0.12 0.00 0.03 0.02 0.10 99.73 05:02:01 1 0.07 0.00 0.07 0.00 0.27 99.60 05:02:01 2 0.17 0.00 0.05 0.00 0.17 99.62 05:02:01 3 0.05 0.00 0.03 0.00 0.07 99.85 05:03:01 all 0.13 0.00 0.03 0.00 0.25 99.59 05:03:01 0 0.03 0.00 0.02 0.00 0.15 99.80 05:03:01 1 0.05 0.00 0.05 0.00 0.45 99.45 05:03:01 2 0.42 0.00 0.03 0.00 0.30 99.25 05:03:01 3 0.02 0.00 0.03 0.00 0.08 99.87 05:04:01 all 0.08 0.00 0.06 0.00 0.59 99.27 05:04:01 0 0.00 0.00 0.00 0.00 0.12 99.88 05:04:01 1 0.26 0.00 0.03 0.00 1.42 98.28 05:04:01 2 0.02 0.00 0.17 0.00 0.55 99.27 05:04:01 3 0.02 0.00 0.02 0.00 0.27 99.70 05:05:01 all 0.10 0.00 0.03 0.00 0.15 99.71 05:05:01 0 0.02 0.00 0.03 0.00 0.05 99.90 05:05:01 1 0.32 0.00 0.05 0.00 0.43 99.20 05:05:01 2 0.07 0.00 0.03 0.00 0.10 99.80 05:05:01 3 0.03 0.00 0.02 0.00 0.03 99.92 05:06:01 all 0.09 0.00 0.03 0.00 0.32 99.56 05:06:01 0 0.00 0.00 0.02 0.00 0.05 99.93 05:06:01 1 0.27 0.00 0.02 0.00 0.37 99.35 05:06:01 2 0.05 0.00 0.05 0.00 0.71 99.19 05:06:01 3 0.03 0.00 0.02 0.00 0.17 99.78 05:07:01 all 0.12 0.00 0.02 0.00 0.10 99.75 05:07:01 0 0.02 0.00 0.02 0.00 0.05 99.92 05:07:01 1 0.35 0.00 0.02 0.00 0.10 99.53 05:07:01 2 0.08 0.00 0.07 0.00 0.27 99.58 05:07:01 3 0.07 0.00 0.02 0.00 0.02 99.90 Average: all 0.45 0.00 0.27 0.13 1.04 98.12 Average: 0 0.36 0.00 0.32 0.08 0.89 98.34 Average: 1 0.53 0.00 0.22 0.27 1.17 97.81 Average: 2 0.51 0.00 0.29 0.04 1.13 98.02 Average: 3 0.38 0.00 0.24 0.11 0.98 98.29