---> uname -a: Linux e804c6018729 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-393@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-393 ---> free -m: total used free shared buff/cache available Mem: 1837 676 118 0 1041 1055 Swap: 1023 1 1022 ---> 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) 06/26/20 _x86_64_ (4 CPU) 16:44:26 LINUX RESTART 16:45:01 tps rtps wtps bread/s bwrtn/s 16:46:01 86.58 43.64 42.94 7650.36 6586.65 16:47:01 1.86 0.00 1.86 0.00 39.34 16:48:01 0.15 0.00 0.15 0.00 2.15 16:49:01 0.28 0.00 0.28 0.00 3.23 16:50:01 0.27 0.00 0.27 0.00 4.58 16:51:01 0.33 0.00 0.33 0.00 3.56 16:52:01 0.33 0.02 0.32 0.13 3.78 Average: 12.84 6.24 6.60 1094.04 950.00 16:45:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:46:01 204016 1677540 89.16 2620 1085308 1125440 38.41 437464 1080552 120 16:47:01 213004 1668552 88.68 2620 1085312 1063076 36.28 434432 1076448 16 16:48:01 211972 1669584 88.73 2620 1085320 1063232 36.29 437144 1074728 8 16:49:01 210016 1671540 88.84 2620 1085320 1063244 36.29 439156 1074492 16 16:50:01 210152 1671404 88.83 2620 1085324 1063244 36.29 445480 1068356 8 16:51:01 210104 1671452 88.83 2620 1085332 1063256 36.29 449532 1064268 8 16:52:01 210816 1670740 88.80 2620 1085340 1063076 36.28 477752 1035624 8 Average: 210011 1671545 88.84 2620 1085322 1072081 36.59 445851 1067781 26 16:45:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:46:01 eth0 594.31 426.46 1654.21 416.79 0.00 0.00 0.00 16:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:46:01 docker0 111.49 91.37 9.97 304.43 0.00 0.00 0.00 16:47:01 eth0 0.78 0.08 0.06 0.04 0.00 0.00 0.00 16:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:48:01 eth0 1.23 0.42 0.33 0.20 0.00 0.00 0.00 16:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:49:01 eth0 0.52 0.35 0.27 0.20 0.00 0.00 0.00 16:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:01 eth0 0.95 0.32 0.32 0.20 0.00 0.00 0.00 16:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:51:01 eth0 0.37 0.33 0.18 0.09 0.00 0.00 0.00 16:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:52:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 16:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 85.55 61.21 236.72 59.71 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 15.94 13.07 1.43 43.53 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) 06/26/20 _x86_64_ (4 CPU) 16:44:26 LINUX RESTART 16:45:01 CPU %user %nice %system %iowait %steal %idle 16:46:01 all 17.71 0.00 6.26 3.17 5.76 67.10 16:46:01 0 16.61 0.00 6.81 2.72 6.03 67.83 16:46:01 1 17.67 0.00 5.28 2.75 5.69 68.61 16:46:01 2 17.30 0.00 6.80 3.15 5.53 67.23 16:46:01 3 19.25 0.00 6.20 4.09 5.75 64.70 16:47:01 all 0.14 0.00 0.05 0.00 0.13 99.68 16:47:01 0 0.00 0.00 0.05 0.00 0.07 99.88 16:47:01 1 0.10 0.00 0.05 0.00 0.10 99.75 16:47:01 2 0.35 0.00 0.03 0.00 0.18 99.43 16:47:01 3 0.10 0.00 0.05 0.00 0.20 99.65 16:48:01 all 0.15 0.00 0.04 0.00 0.08 99.73 16:48:01 0 0.05 0.00 0.02 0.00 0.02 99.92 16:48:01 1 0.03 0.00 0.03 0.00 0.03 99.90 16:48:01 2 0.48 0.00 0.02 0.00 0.17 99.33 16:48:01 3 0.07 0.00 0.08 0.00 0.12 99.73 16:49:01 all 0.11 0.00 0.03 0.00 0.06 99.80 16:49:01 0 0.00 0.00 0.02 0.00 0.03 99.95 16:49:01 1 0.30 0.00 0.02 0.00 0.07 99.62 16:49:01 2 0.03 0.00 0.03 0.00 0.07 99.87 16:49:01 3 0.10 0.00 0.03 0.00 0.08 99.78 16:50:01 all 0.12 0.00 0.03 0.00 0.19 99.66 16:50:01 0 0.02 0.00 0.02 0.00 0.13 99.83 16:50:01 1 0.03 0.00 0.05 0.00 0.15 99.77 16:50:01 2 0.03 0.00 0.02 0.00 0.23 99.72 16:50:01 3 0.38 0.00 0.05 0.00 0.23 99.33 16:51:01 all 0.09 0.00 0.03 0.00 0.47 99.41 16:51:01 0 0.02 0.00 0.02 0.00 0.68 99.29 16:51:01 1 0.02 0.00 0.02 0.00 0.38 99.58 16:51:01 2 0.02 0.00 0.02 0.00 0.32 99.65 16:51:01 3 0.30 0.00 0.05 0.00 0.51 99.14 16:52:01 all 0.11 0.00 0.03 0.00 0.12 99.74 16:52:01 0 0.02 0.00 0.02 0.00 0.05 99.92 16:52:01 1 0.05 0.00 0.07 0.00 0.17 99.72 16:52:01 2 0.02 0.00 0.02 0.00 0.02 99.95 16:52:01 3 0.37 0.00 0.03 0.00 0.22 99.38 Average: all 2.55 0.00 0.89 0.44 0.95 95.18 Average: 0 2.29 0.00 0.95 0.37 0.97 95.42 Average: 1 2.52 0.00 0.76 0.38 0.92 95.42 Average: 2 2.53 0.00 0.96 0.44 0.91 95.17 Average: 3 2.85 0.00 0.90 0.56 0.99 94.70