---> uname -a: Linux 54297c9d0491 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: 2933.442 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 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/y_app-service-configurable_PR-73 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/y_app-service-configurable_PR-73@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 587 79 0 1171 1147 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) 05/13/20 _x86_64_ (4 CPU) 18:29:09 LINUX RESTART 18:30:01 tps rtps wtps bread/s bwrtn/s 18:31:01 12.17 1.43 10.74 83.93 2138.05 18:32:01 2.70 0.00 2.70 0.00 90.74 18:33:01 0.30 0.00 0.30 0.00 4.01 18:34:01 0.22 0.00 0.22 0.00 3.10 18:35:01 0.25 0.00 0.25 0.00 3.53 18:36:01 0.38 0.00 0.38 0.00 5.11 Average: 2.67 0.24 2.43 13.99 374.12 18:30:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:31:01 121264 1761040 93.56 2620 1237308 938112 32.01 422532 1174040 8 18:32:01 128556 1753748 93.17 2620 1237312 903504 30.83 416792 1173740 8 18:33:01 127428 1754876 93.23 2620 1237324 903784 30.84 417904 1173740 20 18:34:01 128044 1754260 93.20 2620 1237324 903768 30.84 417548 1173740 16 18:35:01 128440 1753864 93.18 2620 1237332 903720 30.83 417256 1173740 12 18:36:01 128768 1753536 93.16 2620 1237336 903764 30.84 416876 1173736 16 Average: 127083 1755221 93.25 2620 1237323 909442 31.03 418151 1173789 13 18:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 18:31:01 eth0 10.54 7.26 8.67 11.24 0.00 0.00 0.00 18:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:31:01 docker0 0.00 0.02 0.00 0.00 0.00 0.00 0.00 18:32:01 eth0 0.72 0.07 0.05 0.01 0.00 0.00 0.00 18:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:33:01 eth0 1.15 0.53 0.34 0.21 0.00 0.00 0.00 18:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:34:01 eth0 0.53 0.27 0.32 0.20 0.00 0.00 0.00 18:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:35:01 eth0 0.28 0.18 0.14 0.07 0.00 0.00 0.00 18:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:36:01 eth0 0.05 0.05 0.00 0.00 0.00 0.00 0.00 18:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 2.21 1.39 1.59 1.95 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 05/13/20 _x86_64_ (4 CPU) 18:29:09 LINUX RESTART 18:30:01 CPU %user %nice %system %iowait %steal %idle 18:31:01 all 0.60 0.00 0.20 0.02 0.00 99.18 18:31:01 0 0.77 0.00 0.25 0.03 0.00 98.95 18:31:01 1 0.55 0.00 0.18 0.02 0.02 99.23 18:31:01 2 0.48 0.00 0.22 0.00 0.00 99.30 18:31:01 3 0.62 0.00 0.12 0.02 0.00 99.25 18:32:01 all 0.18 0.00 0.06 0.00 0.00 99.76 18:32:01 0 0.50 0.00 0.05 0.00 0.00 99.45 18:32:01 1 0.05 0.00 0.05 0.00 0.00 99.90 18:32:01 2 0.08 0.00 0.08 0.00 0.00 99.83 18:32:01 3 0.08 0.00 0.05 0.00 0.00 99.87 18:33:01 all 0.16 0.00 0.05 0.00 0.00 99.79 18:33:01 0 0.47 0.00 0.07 0.00 0.00 99.47 18:33:01 1 0.05 0.00 0.03 0.00 0.00 99.92 18:33:01 2 0.05 0.00 0.08 0.00 0.00 99.87 18:33:01 3 0.07 0.00 0.03 0.00 0.00 99.90 18:34:01 all 0.18 0.00 0.05 0.00 0.00 99.77 18:34:01 0 0.52 0.00 0.02 0.00 0.02 99.45 18:34:01 1 0.10 0.00 0.07 0.00 0.00 99.83 18:34:01 2 0.07 0.00 0.03 0.00 0.00 99.90 18:34:01 3 0.07 0.00 0.05 0.00 0.02 99.87 18:35:01 all 0.18 0.00 0.04 0.00 0.00 99.79 18:35:01 0 0.50 0.00 0.03 0.00 0.00 99.47 18:35:01 1 0.07 0.00 0.05 0.00 0.00 99.88 18:35:01 2 0.03 0.00 0.02 0.00 0.00 99.95 18:35:01 3 0.08 0.00 0.07 0.00 0.00 99.85 18:36:01 all 0.16 0.00 0.05 0.00 0.00 99.79 18:36:01 0 0.08 0.00 0.02 0.00 0.00 99.90 18:36:01 1 0.42 0.00 0.07 0.00 0.00 99.52 18:36:01 2 0.13 0.00 0.05 0.00 0.00 99.82 18:36:01 3 0.03 0.00 0.05 0.00 0.00 99.92 Average: all 0.24 0.00 0.07 0.00 0.00 99.68 Average: 0 0.47 0.00 0.07 0.01 0.00 99.45 Average: 1 0.21 0.00 0.08 0.00 0.00 99.71 Average: 2 0.14 0.00 0.08 0.00 0.00 99.78 Average: 3 0.16 0.00 0.06 0.00 0.00 99.77