---> uname -a: Linux 5d859002eeb9 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% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/y_app-service-configurable_PR-47 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/y_app-service-configurable_PR-47@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 578 71 0 1188 1155 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) 01/28/20 _x86_64_ (4 CPU) 12:54:30 LINUX RESTART 12:55:01 tps rtps wtps bread/s bwrtn/s 12:56:02 60.82 22.76 38.06 4266.58 3416.05 12:57:01 1.61 0.05 1.56 1.63 72.89 12:58:01 0.30 0.00 0.30 0.00 3.14 12:59:01 0.38 0.00 0.38 0.00 3.91 13:00:01 0.22 0.00 0.22 0.00 3.78 13:01:01 0.33 0.02 0.32 0.13 4.06 13:02:01 0.57 0.13 0.43 2.66 8.26 13:03:02 0.22 0.00 0.22 0.00 2.16 13:04:01 0.17 0.00 0.17 0.00 2.12 13:05:01 0.33 0.00 0.33 0.00 5.31 13:06:01 0.30 0.00 0.30 0.00 4.59 Average: 5.95 2.09 3.85 389.62 321.56 12:55:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:56:02 118084 1764220 93.73 2620 1249192 902872 30.81 423868 1183020 16 12:57:01 126392 1755912 93.29 2620 1249224 851932 29.07 416828 1182960 8 12:58:01 125872 1756432 93.31 2620 1249232 852136 29.07 418028 1182948 16 12:59:01 125016 1757288 93.36 2620 1249232 852224 29.08 418672 1182888 16 13:00:01 126620 1755684 93.27 2620 1249240 845012 28.83 417392 1182888 8 13:01:01 125372 1756932 93.34 2620 1249244 847796 28.93 418308 1182888 8 13:02:01 126936 1755368 93.26 2620 1249400 845376 28.84 416924 1182980 8 13:03:02 127804 1754500 93.21 2620 1249404 845376 28.84 416140 1182976 8 13:04:01 127920 1754384 93.20 2620 1249412 845376 28.84 416136 1182976 8 13:05:01 143332 1738972 92.39 2620 1249416 845592 28.85 400448 1182940 8 13:06:01 144296 1738008 92.33 2620 1249424 845536 28.85 399684 1182940 12 Average: 128877 1753427 93.15 2620 1249311 852657 29.09 414766 1182946 11 12:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 12:56:02 eth0 217.92 182.78 971.67 83.74 0.00 0.00 0.00 12:56:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:56:02 docker0 1.16 1.01 0.26 1.88 0.00 0.00 0.00 12:57:01 eth0 1.32 1.02 1.43 0.11 0.00 0.00 0.00 12:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:58:01 eth0 1.36 0.68 0.60 0.40 0.00 0.00 0.00 12:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:59:01 eth0 1.11 0.35 0.32 0.20 0.00 0.00 0.00 12:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:01 eth0 0.55 0.33 0.27 0.20 0.00 0.00 0.00 13:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:01:01 eth0 0.28 0.25 0.14 0.08 0.00 0.00 0.00 13:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:02:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 13:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:03:02 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 13:03:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:03:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:04:01 eth0 0.51 0.10 0.04 0.01 0.00 0.00 0.00 13:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:05:01 eth0 0.52 0.42 0.27 0.21 0.00 0.00 0.00 13:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:06:01 eth0 0.30 0.20 0.14 0.07 0.00 0.00 0.00 13:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 20.44 16.99 88.93 7.76 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.11 0.09 0.02 0.17 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) 01/28/20 _x86_64_ (4 CPU) 12:54:30 LINUX RESTART 12:55:01 CPU %user %nice %system %iowait %steal %idle 12:56:02 all 12.79 0.00 4.55 1.33 8.79 72.53 12:56:02 0 14.27 0.00 5.41 0.82 9.28 70.23 12:56:02 1 11.98 0.00 4.04 0.71 8.67 74.59 12:56:02 2 11.74 0.00 4.41 1.21 9.13 73.51 12:56:02 3 13.21 0.00 4.35 2.56 8.09 71.79 12:57:01 all 0.16 0.00 0.07 0.00 0.11 99.67 12:57:01 0 0.08 0.00 0.05 0.00 0.07 99.80 12:57:01 1 0.42 0.00 0.05 0.00 0.12 99.41 12:57:01 2 0.05 0.00 0.12 0.00 0.07 99.76 12:57:01 3 0.07 0.00 0.05 0.00 0.19 99.70 12:58:01 all 0.11 0.00 0.05 0.00 0.60 99.24 12:58:01 0 0.08 0.00 0.07 0.00 0.56 99.29 12:58:01 1 0.25 0.00 0.05 0.00 0.76 98.94 12:58:01 2 0.07 0.00 0.05 0.00 0.43 99.45 12:58:01 3 0.05 0.00 0.05 0.00 0.63 99.27 12:59:01 all 0.11 0.00 0.07 0.00 0.40 99.42 12:59:01 0 0.03 0.00 0.10 0.00 0.55 99.32 12:59:01 1 0.18 0.00 0.03 0.00 0.32 99.47 12:59:01 2 0.15 0.00 0.07 0.00 0.37 99.42 12:59:01 3 0.05 0.00 0.07 0.00 0.38 99.50 13:00:01 all 0.08 0.00 0.04 0.00 0.27 99.61 13:00:01 0 0.05 0.00 0.05 0.00 0.12 99.78 13:00:01 1 0.03 0.00 0.02 0.00 0.33 99.62 13:00:01 2 0.17 0.00 0.05 0.00 0.30 99.48 13:00:01 3 0.07 0.00 0.05 0.00 0.32 99.57 13:01:01 all 0.10 0.00 0.04 0.00 0.31 99.55 13:01:01 0 0.03 0.00 0.02 0.02 0.18 99.75 13:01:01 1 0.07 0.00 0.03 0.00 0.17 99.73 13:01:01 2 0.23 0.00 0.05 0.00 0.45 99.27 13:01:01 3 0.07 0.00 0.07 0.00 0.47 99.40 13:02:01 all 0.10 0.00 0.05 0.00 0.53 99.33 13:02:01 0 0.05 0.00 0.08 0.00 0.68 99.19 13:02:01 1 0.03 0.00 0.02 0.02 0.51 99.42 13:02:01 2 0.17 0.00 0.05 0.00 0.52 99.27 13:02:01 3 0.13 0.00 0.05 0.02 0.40 99.40 13:03:02 all 0.11 0.00 0.04 0.00 0.22 99.63 13:03:02 0 0.05 0.00 0.05 0.00 0.08 99.82 13:03:02 1 0.03 0.00 0.03 0.00 0.20 99.73 13:03:02 2 0.03 0.00 0.03 0.00 0.13 99.80 13:03:02 3 0.32 0.00 0.03 0.00 0.47 99.18 13:04:01 all 0.14 0.00 0.03 0.00 0.24 99.59 13:04:01 0 0.05 0.00 0.03 0.00 0.19 99.73 13:04:01 1 0.05 0.00 0.05 0.00 0.20 99.69 13:04:01 2 0.03 0.00 0.02 0.00 0.07 99.88 13:04:01 3 0.41 0.00 0.03 0.00 0.51 99.05 13:05:01 all 0.13 0.00 0.03 0.00 0.10 99.73 13:05:01 0 0.02 0.00 0.03 0.00 0.02 99.93 13:05:01 1 0.03 0.00 0.05 0.00 0.05 99.87 13:05:01 2 0.03 0.00 0.03 0.00 0.07 99.87 13:05:01 3 0.43 0.00 0.03 0.00 0.27 99.27 13:06:01 all 0.11 0.00 0.05 0.00 0.42 99.41 13:06:01 0 0.02 0.00 0.02 0.00 0.40 99.57 13:06:01 1 0.07 0.00 0.05 0.00 0.37 99.52 13:06:01 2 0.03 0.00 0.07 0.00 0.25 99.65 13:06:01 3 0.33 0.00 0.03 0.00 0.68 98.95 Average: all 1.26 0.00 0.46 0.12 1.09 97.07 Average: 0 1.31 0.00 0.53 0.07 1.09 97.00 Average: 1 1.20 0.00 0.41 0.07 1.07 97.26 Average: 2 1.16 0.00 0.45 0.11 1.07 97.20 Average: 3 1.36 0.00 0.43 0.23 1.12 96.85