---> uname -a: Linux f9d7514e08a1 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: 2933.442 BogoMIPS: 5866.88 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/foundry_device-virtual-go_master /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/foundry_device-virtual-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 773 117 0 946 995 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 24: eth0@if25: 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) 08/21/20 _x86_64_ (4 CPU) 08:25:13 LINUX RESTART 08:26:02 tps rtps wtps bread/s bwrtn/s 08:27:01 31.17 11.48 19.69 4549.86 2386.47 08:28:01 1.72 0.00 1.72 0.00 33.09 08:29:01 0.37 0.00 0.37 0.00 5.60 08:30:01 0.28 0.00 0.28 0.00 3.48 08:31:01 0.20 0.00 0.20 0.00 2.78 08:32:01 252.37 150.66 101.71 6690.06 32644.31 08:33:01 217.89 81.81 136.08 4334.17 32643.10 Average: 72.12 34.91 37.20 2219.90 9694.66 08:26:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:27:01 177728 1703828 90.55 2620 1143736 1126788 38.46 433204 1110648 24 08:28:01 184592 1696964 90.19 2620 1143740 1079124 36.83 430060 1108248 8 08:29:01 181512 1700044 90.35 2620 1143748 1079340 36.84 435116 1106396 8 08:30:01 180416 1701140 90.41 2620 1143748 1079292 36.83 438936 1103704 8 08:31:01 180168 1701388 90.42 2620 1143752 1079220 36.83 442744 1100192 12 08:32:01 194148 1687408 89.68 2596 1038952 1288808 43.98 579268 912128 52 08:33:01 227284 1654272 87.92 1492 912972 1300336 44.38 616048 751296 48 Average: 189407 1692149 89.93 2455 1095807 1147558 39.16 482197 1027516 23 08:26:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 08:27:01 eth0 110.14 79.99 454.25 36.61 0.00 0.00 0.00 08:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:27:01 docker0 1.46 1.56 0.26 3.03 0.00 0.00 0.00 08:28:01 eth0 0.80 0.05 0.06 0.00 0.00 0.00 0.00 08:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:29:01 eth0 1.03 0.50 0.40 0.18 0.00 0.00 0.00 08:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 eth0 0.52 0.33 0.27 0.23 0.00 0.00 0.00 08:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:31:01 eth0 0.25 0.23 0.08 0.07 0.00 0.00 0.00 08:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:32:01 vethbce9997 0.33 0.40 0.08 0.16 0.00 0.00 0.00 08:32:01 eth0 642.48 424.45 5139.43 119.16 0.00 0.00 0.00 08:32:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 08:32:01 docker0 31.00 28.40 3.59 98.07 0.00 0.00 0.00 08:33:01 veth25f4b80 1.80 1.28 0.27 0.21 0.00 0.00 0.00 08:33:01 eth0 245.61 191.10 3448.03 92.72 0.00 0.00 0.00 08:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:33:01 docker0 37.36 38.33 2.62 191.84 0.00 0.00 0.00 Average: veth25f4b80 0.26 0.18 0.04 0.03 0.00 0.00 0.00 Average: eth0 127.21 88.17 1230.07 30.35 0.00 0.00 0.00 Average: lo 0.02 0.02 0.00 0.00 0.00 0.00 0.00 Average: docker0 9.79 9.56 0.89 41.53 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) 08/21/20 _x86_64_ (4 CPU) 08:25:13 LINUX RESTART 08:26:02 CPU %user %nice %system %iowait %steal %idle 08:27:01 all 2.93 0.00 1.75 0.67 0.00 94.64 08:27:01 0 3.45 0.00 2.38 1.29 0.02 92.87 08:27:01 1 2.75 0.00 1.55 0.87 0.00 94.83 08:27:01 2 2.79 0.00 1.44 0.31 0.00 95.46 08:27:01 3 2.72 0.00 1.60 0.24 0.00 95.44 08:28:01 all 0.14 0.00 0.03 0.00 0.00 99.82 08:28:01 0 0.02 0.00 0.03 0.00 0.00 99.95 08:28:01 1 0.02 0.00 0.02 0.00 0.00 99.97 08:28:01 2 0.45 0.00 0.05 0.00 0.00 99.50 08:28:01 3 0.08 0.00 0.05 0.00 0.00 99.87 08:29:01 all 0.17 0.00 0.03 0.00 0.00 99.79 08:29:01 0 0.03 0.00 0.03 0.00 0.00 99.93 08:29:01 1 0.08 0.00 0.03 0.00 0.00 99.88 08:29:01 2 0.52 0.00 0.03 0.00 0.00 99.45 08:29:01 3 0.07 0.00 0.05 0.00 0.00 99.88 08:30:01 all 0.14 0.00 0.05 0.00 0.00 99.81 08:30:01 0 0.05 0.00 0.05 0.00 0.00 99.90 08:30:01 1 0.03 0.00 0.05 0.00 0.02 99.90 08:30:01 2 0.45 0.00 0.07 0.00 0.00 99.48 08:30:01 3 0.02 0.00 0.03 0.00 0.00 99.95 08:31:01 all 0.17 0.00 0.07 0.00 0.00 99.76 08:31:01 0 0.05 0.00 0.05 0.00 0.00 99.90 08:31:01 1 0.03 0.00 0.02 0.00 0.00 99.95 08:31:01 2 0.55 0.00 0.18 0.00 0.00 99.27 08:31:01 3 0.03 0.00 0.02 0.00 0.00 99.95 08:32:01 all 8.90 0.00 5.80 2.81 0.04 82.45 08:32:01 0 8.51 0.00 5.81 2.75 0.03 82.89 08:32:01 1 9.35 0.00 5.22 3.16 0.02 82.26 08:32:01 2 8.60 0.00 6.32 2.95 0.05 82.07 08:32:01 3 9.14 0.00 5.81 2.38 0.05 82.62 08:33:01 all 11.27 0.00 7.79 2.93 0.03 77.97 08:33:01 0 11.03 0.00 7.56 1.51 0.03 79.86 08:33:01 1 11.16 0.00 7.95 3.99 0.02 76.89 08:33:01 2 10.50 0.00 7.36 4.60 0.05 77.48 08:33:01 3 12.39 0.00 8.34 1.62 0.03 77.61 Average: all 3.36 0.00 2.20 0.91 0.01 93.51 Average: 0 3.28 0.00 2.26 0.79 0.01 93.67 Average: 1 3.32 0.00 2.10 1.14 0.01 93.43 Average: 2 3.38 0.00 2.19 1.11 0.01 93.30 Average: 3 3.47 0.00 2.25 0.60 0.01 93.66