---> uname -a: Linux 78f79015d0c3 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 7.3G 42.7G 15% / 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 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dgexfoundry_device-rest-go_PR-27 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dgexfoundry_device-rest-go_PR-27@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1837 639 121 0 1076 1092 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) 06/23/20 _x86_64_ (4 CPU) 01:22:47 LINUX RESTART 01:24:01 tps rtps wtps bread/s bwrtn/s 01:25:01 6.49 1.15 5.34 39.81 631.40 01:26:02 0.75 0.00 0.75 0.00 11.24 01:27:01 0.15 0.00 0.15 0.00 2.05 01:28:01 0.27 0.00 0.27 0.00 3.63 01:29:01 0.37 0.00 0.37 0.00 6.21 01:30:01 142.27 94.27 48.00 7112.71 18699.35 Average: 25.17 15.98 9.19 1197.84 3241.03 01:24:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:25:01 159264 1722292 91.54 2620 1159836 1154128 39.39 437084 1124728 20 01:26:02 166340 1715216 91.16 2620 1159840 1098008 37.47 434348 1121576 8 01:27:01 168216 1713340 91.06 2620 1159848 1081648 36.91 433128 1121364 12 01:28:01 169520 1712036 90.99 2620 1159848 1059008 36.14 440612 1112852 16 01:29:01 166496 1715060 91.15 2620 1159852 1059404 36.16 443724 1112848 16 01:30:01 86152 1795404 95.42 2620 1149476 1287644 43.94 471816 1112716 17096 Average: 152665 1728891 91.89 2620 1158117 1123307 38.34 443452 1117681 2861 01:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:25:01 eth0 92.66 83.67 167.31 153.97 0.00 0.00 0.00 01:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 docker0 52.11 46.75 4.27 139.63 0.00 0.00 0.00 01:26:02 eth0 2.43 0.80 0.72 0.41 0.00 0.00 0.00 01:26:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:27:01 eth0 1.85 0.90 0.88 0.61 0.00 0.00 0.00 01:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:28:01 eth0 2.28 0.07 0.21 0.04 0.00 0.00 0.00 01:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:29:01 eth0 3.23 1.13 1.45 0.81 0.00 0.00 0.00 01:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:01 eth0 106.61 64.94 2332.81 29.83 0.00 0.00 0.00 01:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 34.97 25.34 419.19 31.04 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 8.71 7.81 0.71 23.34 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) 06/23/20 _x86_64_ (4 CPU) 01:22:47 LINUX RESTART 01:24:01 CPU %user %nice %system %iowait %steal %idle 01:25:01 all 2.07 0.00 0.72 0.03 2.06 95.13 01:25:01 0 2.09 0.00 0.80 0.00 1.79 95.31 01:25:01 1 1.98 0.00 0.70 0.00 2.36 94.96 01:25:01 2 1.20 0.00 0.63 0.05 2.10 96.02 01:25:01 3 2.99 0.00 0.72 0.05 1.97 94.27 01:26:02 all 0.10 0.00 0.06 0.00 0.61 99.22 01:26:02 0 0.02 0.00 0.05 0.00 0.65 99.29 01:26:02 1 0.08 0.00 0.08 0.00 0.75 99.09 01:26:02 2 0.03 0.00 0.05 0.00 0.56 99.35 01:26:02 3 0.28 0.00 0.05 0.00 0.48 99.18 01:27:01 all 0.11 0.00 0.03 0.00 0.11 99.75 01:27:01 0 0.07 0.00 0.05 0.00 0.19 99.70 01:27:01 1 0.08 0.00 0.03 0.00 0.03 99.85 01:27:01 2 0.03 0.00 0.02 0.00 0.03 99.92 01:27:01 3 0.29 0.00 0.03 0.00 0.19 99.49 01:28:01 all 0.06 0.00 0.03 0.00 0.16 99.75 01:28:01 0 0.03 0.00 0.05 0.00 0.27 99.65 01:28:01 1 0.15 0.00 0.03 0.00 0.10 99.72 01:28:01 2 0.03 0.00 0.03 0.00 0.08 99.85 01:28:01 3 0.03 0.00 0.03 0.00 0.17 99.77 01:29:01 all 0.14 0.00 0.05 0.00 0.15 99.66 01:29:01 0 0.08 0.00 0.07 0.00 0.23 99.62 01:29:01 1 0.38 0.00 0.03 0.00 0.25 99.33 01:29:01 2 0.03 0.00 0.03 0.00 0.10 99.83 01:29:01 3 0.03 0.00 0.03 0.00 0.03 99.90 01:30:01 all 4.19 0.00 2.75 1.43 7.42 84.21 01:30:01 0 3.48 0.00 2.18 2.42 8.05 83.87 01:30:01 1 3.61 0.00 2.80 0.80 7.17 85.62 01:30:01 2 3.66 0.00 2.66 0.88 7.18 85.61 01:30:01 3 6.04 0.00 3.39 1.62 7.25 81.70 Average: all 1.12 0.00 0.61 0.24 1.76 96.28 Average: 0 0.97 0.00 0.54 0.41 1.88 96.21 Average: 1 1.05 0.00 0.62 0.13 1.79 96.41 Average: 2 0.83 0.00 0.57 0.16 1.68 96.76 Average: 3 1.61 0.00 0.71 0.28 1.67 95.74