---> uname -a: Linux 9fd712365954 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: 2933.438 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 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 7.3G 42.7G 15% / 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 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-449 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-449@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1837 672 129 0 1036 1059 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) 09/01/20 _x86_64_ (4 CPU) 15:45:53 LINUX RESTART 15:47:01 tps rtps wtps bread/s bwrtn/s 15:48:01 9.74 2.48 7.26 198.47 1318.41 15:49:01 0.30 0.00 0.30 0.00 4.60 15:50:01 0.22 0.00 0.22 0.00 2.33 15:51:01 0.30 0.00 0.30 0.00 3.91 15:52:01 0.30 0.00 0.30 0.00 4.30 15:53:01 0.30 0.02 0.28 0.13 3.66 15:54:01 0.28 0.00 0.28 0.00 2.90 Average: 1.63 0.36 1.28 28.38 191.49 15:47:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:48:01 189540 1692016 89.93 2620 1107740 1119436 38.20 452636 1079708 20 15:49:01 186744 1694812 90.08 2620 1107744 1119016 38.19 458236 1077384 20 15:50:01 187224 1694332 90.05 2620 1107752 1097224 37.45 459380 1076072 20 15:51:01 185928 1695628 90.12 2620 1107752 1097236 37.45 461252 1075540 8 15:52:01 186308 1695248 90.10 2620 1107756 1097340 37.45 459724 1077460 16 15:53:01 187736 1693820 90.02 2620 1107768 1089020 37.17 458860 1076860 12 15:54:01 187660 1693896 90.03 2620 1107772 1089020 37.17 458544 1077236 8 Average: 187306 1694250 90.05 2620 1107755 1101185 37.58 458376 1077180 15 15:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 15:48:01 eth0 180.27 139.31 243.13 318.41 0.00 0.00 0.00 15:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:48:01 docker0 66.83 54.55 5.23 210.67 0.00 0.00 0.00 15:49:01 eth0 3.26 0.83 0.97 0.56 0.00 0.00 0.00 15:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:01 eth0 1.77 0.30 0.38 0.23 0.00 0.00 0.00 15:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:51:01 eth0 1.55 0.42 0.38 0.21 0.00 0.00 0.00 15:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:52:01 eth0 1.15 0.68 0.67 0.46 0.00 0.00 0.00 15:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:53:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 15:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:54:01 eth0 0.05 0.02 0.00 0.00 0.00 0.00 0.00 15:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 26.89 20.24 35.09 45.71 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 9.55 7.79 0.75 30.10 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) 09/01/20 _x86_64_ (4 CPU) 15:45:53 LINUX RESTART 15:47:01 CPU %user %nice %system %iowait %steal %idle 15:48:01 all 2.67 0.00 0.69 0.05 0.10 96.49 15:48:01 0 2.16 0.00 0.84 0.08 0.13 96.79 15:48:01 1 1.72 0.00 0.57 0.02 0.12 97.58 15:48:01 2 2.44 0.00 0.55 0.07 0.08 96.86 15:48:01 3 4.38 0.00 0.79 0.03 0.05 94.75 15:49:01 all 0.16 0.00 0.05 0.00 0.00 99.79 15:49:01 0 0.53 0.00 0.05 0.00 0.00 99.42 15:49:01 1 0.03 0.00 0.03 0.00 0.00 99.93 15:49:01 2 0.05 0.00 0.08 0.00 0.00 99.87 15:49:01 3 0.05 0.00 0.03 0.00 0.02 99.90 15:50:01 all 0.17 0.00 0.04 0.00 0.00 99.79 15:50:01 0 0.52 0.00 0.02 0.00 0.00 99.47 15:50:01 1 0.05 0.00 0.07 0.00 0.00 99.88 15:50:01 2 0.08 0.00 0.03 0.00 0.00 99.88 15:50:01 3 0.03 0.00 0.02 0.00 0.00 99.95 15:51:01 all 0.16 0.00 0.03 0.00 0.00 99.82 15:51:01 0 0.53 0.00 0.03 0.00 0.00 99.43 15:51:01 1 0.07 0.00 0.03 0.00 0.00 99.90 15:51:01 2 0.03 0.00 0.03 0.00 0.00 99.93 15:51:01 3 0.02 0.00 0.02 0.00 0.00 99.97 15:52:01 all 0.17 0.00 0.04 0.00 0.00 99.79 15:52:01 0 0.50 0.00 0.07 0.00 0.00 99.43 15:52:01 1 0.07 0.00 0.05 0.00 0.00 99.88 15:52:01 2 0.07 0.00 0.03 0.00 0.00 99.90 15:52:01 3 0.03 0.00 0.02 0.00 0.00 99.95 15:53:01 all 0.15 0.00 0.04 0.00 0.00 99.81 15:53:01 0 0.50 0.00 0.02 0.00 0.00 99.48 15:53:01 1 0.05 0.00 0.05 0.00 0.02 99.88 15:53:01 2 0.00 0.00 0.03 0.00 0.00 99.97 15:53:01 3 0.03 0.00 0.03 0.00 0.00 99.93 15:54:01 all 0.15 0.00 0.03 0.00 0.00 99.81 15:54:01 0 0.50 0.00 0.03 0.00 0.02 99.45 15:54:01 1 0.03 0.00 0.00 0.00 0.00 99.97 15:54:01 2 0.03 0.00 0.02 0.00 0.00 99.95 15:54:01 3 0.07 0.00 0.05 0.00 0.00 99.88 Average: all 0.52 0.00 0.13 0.01 0.02 99.33 Average: 0 0.75 0.00 0.15 0.01 0.02 99.07 Average: 1 0.29 0.00 0.11 0.00 0.02 99.58 Average: 2 0.39 0.00 0.11 0.01 0.01 99.48 Average: 3 0.66 0.00 0.14 0.00 0.01 99.19