---> uname -a: Linux da6bbde194b4 3.10.0-862.14.4.el7.x86_64 #1 SMP Wed Sep 26 15:12:11 UTC 2018 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 L1tf: Mitigation; PTE Inversion; VMX SMT disabled, L1D conditional cache flushes Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline 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 6.3G 43.7G 13% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 919.1M 0 919.1M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 6.3G 43.7G 13% /etc/resolv.conf /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hostname /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hosts /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-60 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-60@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 642 65 0 1130 1091 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 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 03/26/20 _x86_64_ (4 CPU) 04:31:32 LINUX RESTART 04:32:02 tps rtps wtps bread/s bwrtn/s 04:33:01 63.14 23.87 39.27 4543.31 3506.13 04:34:01 3.41 0.00 3.41 0.00 124.23 04:35:01 0.47 0.00 0.47 0.00 5.96 04:36:01 0.32 0.00 0.32 0.00 5.30 04:37:01 0.30 0.00 0.30 0.00 5.41 04:38:01 30.81 30.26 0.55 1897.35 9.64 Average: 16.28 8.98 7.30 1063.97 601.51 04:32:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:33:01 109508 1772796 94.18 2620 1207008 938952 32.04 457228 1155148 120 04:34:01 118824 1763480 93.69 2620 1207088 904104 30.85 451652 1154668 8 04:35:01 118952 1763352 93.68 2620 1207092 904104 30.85 451584 1154652 8 04:36:01 118544 1763760 93.70 2620 1207092 904236 30.85 452296 1154652 16 04:37:01 118420 1763884 93.71 2620 1207104 904260 30.85 452600 1154652 16 04:38:01 68456 1813848 96.36 2620 1233704 931916 31.80 463600 1183772 88 Average: 108784 1773520 94.22 2620 1211515 914595 31.21 454827 1159591 43 04:32:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:33:01 eth0 343.31 257.03 1012.31 85.04 0.00 0.00 0.00 04:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:33:01 docker0 1.39 1.12 0.28 2.02 0.00 0.00 0.00 04:34:01 eth0 0.50 0.08 0.02 0.04 0.00 0.00 0.00 04:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:35:01 eth0 1.82 0.08 0.15 0.01 0.00 0.00 0.00 04:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:01 eth0 2.10 0.52 0.64 0.39 0.00 0.00 0.00 04:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 eth0 0.75 0.32 0.29 0.21 0.00 0.00 0.00 04:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:01 eth0 9.88 6.03 9.06 3.52 0.00 0.00 0.00 04:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 58.95 43.43 168.11 14.68 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.23 0.18 0.05 0.33 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 03/26/20 _x86_64_ (4 CPU) 04:31:32 LINUX RESTART 04:32:02 CPU %user %nice %system %iowait %steal %idle 04:33:01 all 13.08 0.00 4.45 1.66 0.02 80.79 04:33:01 0 11.58 0.00 5.43 2.82 0.00 80.17 04:33:01 1 14.75 0.00 3.59 1.96 0.02 79.68 04:33:01 2 12.15 0.00 4.67 1.02 0.03 82.12 04:33:01 3 13.83 0.00 4.13 0.82 0.02 81.20 04:34:01 all 0.18 0.00 0.06 0.00 0.00 99.75 04:34:01 0 0.03 0.00 0.05 0.00 0.00 99.92 04:34:01 1 0.35 0.00 0.07 0.00 0.00 99.58 04:34:01 2 0.07 0.00 0.07 0.00 0.00 99.87 04:34:01 3 0.30 0.00 0.07 0.00 0.00 99.63 04:35:01 all 0.19 0.00 0.05 0.00 0.00 99.77 04:35:01 0 0.03 0.00 0.03 0.00 0.00 99.93 04:35:01 1 0.58 0.00 0.05 0.00 0.00 99.37 04:35:01 2 0.12 0.00 0.07 0.00 0.00 99.82 04:35:01 3 0.03 0.00 0.02 0.00 0.02 99.93 04:36:01 all 0.18 0.00 0.05 0.00 0.00 99.76 04:36:01 0 0.07 0.00 0.05 0.00 0.00 99.88 04:36:01 1 0.53 0.00 0.03 0.00 0.00 99.43 04:36:01 2 0.07 0.00 0.07 0.00 0.00 99.87 04:36:01 3 0.03 0.00 0.05 0.00 0.00 99.92 04:37:01 all 0.19 0.00 0.05 0.00 0.00 99.76 04:37:01 0 0.08 0.00 0.07 0.00 0.00 99.85 04:37:01 1 0.55 0.00 0.05 0.00 0.00 99.40 04:37:01 2 0.07 0.00 0.03 0.00 0.00 99.90 04:37:01 3 0.08 0.00 0.05 0.00 0.00 99.87 04:38:01 all 0.58 0.00 0.40 0.73 0.00 98.30 04:38:01 0 0.53 0.00 0.40 0.02 0.02 99.03 04:38:01 1 0.75 0.00 0.33 0.30 0.00 98.62 04:38:01 2 0.47 0.00 0.43 0.40 0.00 98.70 04:38:01 3 0.57 0.00 0.40 2.17 0.00 96.86 Average: all 2.36 0.00 0.83 0.39 0.00 96.42 Average: 0 2.02 0.00 0.99 0.46 0.00 96.53 Average: 1 2.87 0.00 0.67 0.37 0.00 96.08 Average: 2 2.12 0.00 0.88 0.23 0.01 96.77 Average: 3 2.43 0.00 0.77 0.50 0.01 96.29