---> uname -a: Linux 14bb41ac8020 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: 2933.436 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 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 7.2G 42.8G 14% / 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 7.2G 42.8G 14% /etc/resolv.conf /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hostname /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hosts /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/y_app-service-configurable_PR-81 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/y_app-service-configurable_PR-81@tmp /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1837 630 122 0 1084 1102 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 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 06/11/20 _x86_64_ (4 CPU) 20:20:35 LINUX RESTART 20:21:01 tps rtps wtps bread/s bwrtn/s 20:22:02 76.00 33.69 42.31 7283.09 4990.88 20:23:02 1.51 0.00 1.51 0.00 29.06 20:24:01 0.37 0.00 0.37 0.00 5.49 20:25:01 0.23 0.00 0.23 0.00 3.13 20:26:01 0.17 0.00 0.17 0.00 2.43 20:27:01 0.37 0.00 0.37 0.00 5.53 20:28:01 0.30 0.02 0.28 0.13 2.98 20:29:01 0.23 0.00 0.23 0.00 3.36 20:30:01 0.27 0.00 0.27 0.00 3.26 20:31:01 0.20 0.00 0.20 0.00 2.03 20:32:01 0.30 0.00 0.30 0.00 3.36 20:33:01 0.82 0.57 0.25 145.50 2.58 Average: 6.75 2.86 3.88 621.02 422.46 20:21:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:22:02 176032 1705524 90.64 2620 1158580 1126352 38.44 379596 1166020 120 20:23:02 180224 1701332 90.42 2620 1158584 1108304 37.82 377844 1163604 16 20:24:01 178120 1703436 90.53 2620 1158588 1108392 37.83 380156 1163464 20 20:25:01 179244 1702312 90.47 2620 1158592 1103216 37.65 379932 1162940 16 20:26:01 177668 1703888 90.56 2620 1158600 1101224 37.58 385852 1158440 16 20:27:01 179060 1702496 90.48 2620 1158608 1090920 37.23 385352 1157952 16 20:28:01 180120 1701436 90.43 2620 1158612 1079612 36.85 384936 1157368 8 20:29:01 178924 1702632 90.49 2620 1158620 1079852 36.85 383416 1160088 16 20:30:01 178792 1702764 90.50 2620 1158624 1079840 36.85 383372 1160088 8 20:31:01 180424 1701132 90.41 2620 1158628 1079612 36.85 374996 1167344 8 20:32:01 177352 1704204 90.57 2620 1158632 1079684 36.85 378052 1167344 8 20:33:01 160264 1721292 91.48 2620 1163056 1093804 37.33 383428 1171440 40 Average: 177185 1704371 90.58 2620 1158977 1094234 37.34 381411 1163008 24 20:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 20:22:02 eth0 343.54 203.71 1029.30 84.52 0.00 0.00 0.00 20:22:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:22:02 docker0 1.45 1.46 0.39 2.87 0.00 0.00 0.00 20:23:02 eth0 4.55 1.76 2.71 0.30 0.00 0.00 0.00 20:23:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:23:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:24:01 eth0 1.17 0.63 0.57 0.40 0.00 0.00 0.00 20:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:25:01 eth0 1.85 0.28 0.40 0.20 0.00 0.00 0.00 20:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:26:01 eth0 0.93 0.48 0.53 0.39 0.00 0.00 0.00 20:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:27:01 eth0 0.30 0.22 0.14 0.10 0.00 0.00 0.00 20:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:28:01 eth0 0.78 0.08 0.07 0.01 0.00 0.00 0.00 20:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:29:01 eth0 1.07 0.40 0.32 0.20 0.00 0.00 0.00 20:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 eth0 0.60 0.33 0.28 0.20 0.00 0.00 0.00 20:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:31:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 20:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:32:01 eth0 0.32 0.18 0.14 0.07 0.00 0.00 0.00 20:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:33:01 eth0 3.98 2.61 4.05 1.34 0.00 0.00 0.00 20:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 30.02 17.62 86.81 7.33 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.12 0.12 0.03 0.24 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) 06/11/20 _x86_64_ (4 CPU) 20:20:35 LINUX RESTART 20:21:01 CPU %user %nice %system %iowait %steal %idle 20:22:02 all 13.24 0.00 4.83 3.18 0.33 78.42 20:22:02 0 12.81 0.00 5.48 5.05 0.36 76.31 20:22:02 1 13.96 0.00 4.52 2.32 0.29 78.92 20:22:02 2 13.20 0.00 4.44 3.24 0.29 78.84 20:22:02 3 12.97 0.00 4.88 2.12 0.39 79.65 20:23:02 all 0.18 0.00 0.04 0.00 0.04 99.75 20:23:02 0 0.05 0.00 0.03 0.00 0.02 99.90 20:23:02 1 0.20 0.00 0.05 0.00 0.07 99.68 20:23:02 2 0.42 0.00 0.02 0.00 0.03 99.53 20:23:02 3 0.05 0.00 0.03 0.00 0.03 99.88 20:24:01 all 0.14 0.00 0.03 0.00 0.08 99.75 20:24:01 0 0.03 0.00 0.03 0.00 0.10 99.83 20:24:01 1 0.37 0.00 0.02 0.00 0.12 99.49 20:24:01 2 0.05 0.00 0.07 0.00 0.10 99.78 20:24:01 3 0.08 0.00 0.03 0.00 0.03 99.85 20:25:01 all 0.12 0.00 0.03 0.00 0.08 99.76 20:25:01 0 0.03 0.00 0.03 0.00 0.18 99.75 20:25:01 1 0.38 0.00 0.03 0.00 0.03 99.55 20:25:01 2 0.03 0.00 0.05 0.00 0.12 99.80 20:25:01 3 0.03 0.00 0.02 0.00 0.00 99.95 20:26:01 all 0.17 0.00 0.03 0.00 0.09 99.71 20:26:01 0 0.05 0.00 0.03 0.00 0.10 99.82 20:26:01 1 0.52 0.00 0.03 0.00 0.12 99.33 20:26:01 2 0.05 0.00 0.03 0.00 0.05 99.87 20:26:01 3 0.03 0.00 0.03 0.00 0.08 99.85 20:27:01 all 0.09 0.00 0.05 0.00 0.01 99.85 20:27:01 0 0.02 0.00 0.03 0.00 0.00 99.95 20:27:01 1 0.30 0.00 0.10 0.00 0.00 99.60 20:27:01 2 0.02 0.00 0.03 0.00 0.02 99.93 20:27:01 3 0.02 0.00 0.02 0.00 0.03 99.93 20:28:01 all 0.14 0.00 0.02 0.00 0.04 99.80 20:28:01 0 0.03 0.00 0.02 0.00 0.00 99.95 20:28:01 1 0.47 0.00 0.02 0.00 0.05 99.47 20:28:01 2 0.03 0.00 0.03 0.00 0.05 99.88 20:28:01 3 0.03 0.00 0.02 0.00 0.03 99.92 20:29:01 all 0.15 0.00 0.03 0.00 0.01 99.81 20:29:01 0 0.05 0.00 0.02 0.00 0.02 99.92 20:29:01 1 0.48 0.00 0.03 0.00 0.02 99.47 20:29:01 2 0.03 0.00 0.05 0.00 0.02 99.90 20:29:01 3 0.03 0.00 0.05 0.00 0.02 99.90 20:30:01 all 0.16 0.00 0.03 0.00 0.01 99.80 20:30:01 0 0.03 0.00 0.03 0.00 0.02 99.92 20:30:01 1 0.03 0.00 0.00 0.00 0.00 99.97 20:30:01 2 0.07 0.00 0.07 0.00 0.02 99.85 20:30:01 3 0.50 0.00 0.03 0.00 0.00 99.47 20:31:01 all 0.15 0.00 0.02 0.00 0.00 99.83 20:31:01 0 0.03 0.00 0.02 0.00 0.00 99.95 20:31:01 1 0.02 0.00 0.02 0.00 0.02 99.95 20:31:01 2 0.03 0.00 0.03 0.00 0.00 99.93 20:31:01 3 0.50 0.00 0.02 0.00 0.00 99.48 20:32:01 all 0.15 0.00 0.03 0.00 0.00 99.82 20:32:01 0 0.03 0.00 0.03 0.00 0.00 99.93 20:32:01 1 0.03 0.00 0.02 0.00 0.00 99.95 20:32:01 2 0.02 0.00 0.05 0.00 0.02 99.92 20:32:01 3 0.52 0.00 0.00 0.00 0.00 99.48 20:33:01 all 0.29 0.00 0.25 0.01 0.01 99.45 20:33:01 0 0.32 0.00 0.30 0.02 0.02 99.35 20:33:01 1 0.15 0.00 0.27 0.00 0.00 99.58 20:33:01 2 0.12 0.00 0.20 0.02 0.00 99.67 20:33:01 3 0.57 0.00 0.23 0.00 0.02 99.18 Average: all 1.23 0.00 0.45 0.26 0.06 98.00 Average: 0 1.11 0.00 0.50 0.42 0.07 97.91 Average: 1 1.40 0.00 0.42 0.19 0.06 97.93 Average: 2 1.16 0.00 0.42 0.27 0.06 98.10 Average: 3 1.27 0.00 0.44 0.17 0.05 98.07