---> uname -a: Linux f7b2bbcd67c3 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: 2933.436 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/ndry_app-functions-sdk-go_PR-327 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_PR-327@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 650 78 0 1109 1083 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) 04/21/20 _x86_64_ (4 CPU) 23:45:33 LINUX RESTART 23:46:01 tps rtps wtps bread/s bwrtn/s 23:47:03 59.77 15.43 44.34 2906.52 4900.38 23:48:01 3.86 0.00 3.86 0.00 122.65 23:49:01 0.22 0.00 0.22 0.00 2.61 23:50:01 0.32 0.00 0.32 0.00 3.51 23:51:01 0.25 0.00 0.25 0.00 3.80 23:52:01 140.07 96.24 43.83 5257.87 16967.70 Average: 34.25 18.72 15.54 1368.52 3686.99 23:46:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:47:03 172156 1710148 90.85 2620 1146924 930360 31.74 455032 1091300 12 23:48:01 181820 1700484 90.34 2620 1147036 896780 30.60 451768 1088712 8 23:49:01 178156 1704148 90.54 2620 1147040 897100 30.61 455252 1088704 12 23:50:01 179672 1702632 90.45 2620 1147040 896848 30.60 459092 1083696 20 23:51:01 179356 1702948 90.47 2620 1147048 896908 30.60 459404 1083696 8 23:52:01 133232 1749072 92.92 2620 1137100 918376 31.33 446628 1107232 88236 Average: 170732 1711572 90.93 2620 1145365 906062 30.91 454529 1090557 14716 23:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 23:47:03 eth0 682.26 508.34 1603.98 413.06 0.00 0.00 0.00 23:47:03 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:47:03 docker0 140.85 112.00 11.62 304.23 0.00 0.00 0.00 23:48:01 eth0 1.02 0.09 0.08 0.02 0.00 0.00 0.00 23:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:49:01 eth0 0.82 0.50 0.30 0.21 0.00 0.00 0.00 23:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:50:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 23:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:51:01 eth0 0.80 0.58 0.68 0.04 0.00 0.00 0.00 23:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:52:01 vethf0f4cab 0.00 0.03 0.00 0.00 0.00 0.00 0.00 23:52:01 eth0 832.65 619.18 4001.01 436.53 0.00 0.00 0.00 23:52:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 23:52:01 docker0 140.87 112.02 11.62 304.28 0.00 0.00 0.00 Average: vethf0f4cab 0.00 0.01 0.00 0.00 0.00 0.00 0.00 Average: eth0 139.56 103.78 670.61 73.17 0.00 0.00 0.00 Average: lo 0.02 0.02 0.00 0.00 0.00 0.00 0.00 Average: docker0 23.61 18.78 1.95 51.00 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) 04/21/20 _x86_64_ (4 CPU) 23:45:33 LINUX RESTART 23:46:01 CPU %user %nice %system %iowait %steal %idle 23:47:03 all 14.60 0.00 4.77 1.62 0.75 78.26 23:47:03 0 14.36 0.00 5.56 0.65 0.73 78.70 23:47:03 1 13.04 0.00 4.00 1.39 0.80 80.77 23:47:03 2 14.09 0.00 4.68 0.63 0.88 79.73 23:47:03 3 16.90 0.00 4.83 3.80 0.61 73.86 23:48:01 all 0.18 0.00 0.05 0.00 0.05 99.72 23:48:01 0 0.05 0.00 0.05 0.00 0.07 99.83 23:48:01 1 0.26 0.00 0.07 0.00 0.03 99.64 23:48:01 2 0.10 0.00 0.05 0.00 0.07 99.78 23:48:01 3 0.29 0.00 0.03 0.00 0.03 99.64 23:49:01 all 0.14 0.00 0.05 0.00 0.29 99.52 23:49:01 0 0.08 0.00 0.07 0.00 0.35 99.50 23:49:01 1 0.35 0.00 0.05 0.00 0.20 99.40 23:49:01 2 0.07 0.00 0.07 0.00 0.32 99.55 23:49:01 3 0.05 0.00 0.05 0.00 0.28 99.62 23:50:01 all 0.14 0.00 0.05 0.00 0.28 99.53 23:50:01 0 0.05 0.00 0.08 0.00 0.32 99.55 23:50:01 1 0.48 0.00 0.05 0.00 0.55 98.92 23:50:01 2 0.03 0.00 0.03 0.00 0.13 99.80 23:50:01 3 0.03 0.00 0.03 0.00 0.12 99.82 23:51:01 all 0.14 0.00 0.05 0.00 0.10 99.71 23:51:01 0 0.08 0.00 0.05 0.00 0.07 99.80 23:51:01 1 0.32 0.00 0.03 0.00 0.12 99.53 23:51:01 2 0.07 0.00 0.05 0.00 0.10 99.78 23:51:01 3 0.07 0.00 0.03 0.00 0.12 99.78 23:52:01 all 5.35 0.00 3.50 1.50 0.76 88.89 23:52:01 0 5.90 0.00 3.72 1.47 0.84 88.07 23:52:01 1 5.08 0.00 3.67 2.36 0.82 88.07 23:52:01 2 5.06 0.00 3.47 1.17 0.68 89.63 23:52:01 3 5.37 0.00 3.16 1.00 0.71 89.76 Average: all 3.40 0.00 1.40 0.52 0.37 94.31 Average: 0 3.39 0.00 1.58 0.35 0.40 94.29 Average: 1 3.24 0.00 1.30 0.62 0.42 94.42 Average: 2 3.22 0.00 1.38 0.30 0.36 94.74 Average: 3 3.76 0.00 1.35 0.79 0.31 93.78