---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-18511 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian 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: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.996 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 9.6G 68G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 553 11893 0 3593 15156 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default 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 inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:a0:5e:3f brd ff:ff:ff:ff:ff:ff inet 10.30.107.157/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85997sec preferred_lft 85997sec inet6 fe80::f816:3eff:fea0:5e3f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18511) 09/07/26 _x86_64_ (4 CPU) 11:35:56 LINUX RESTART (4 CPU) 11:36:01 tps rtps wtps bread/s bwrtn/s 11:37:01 262.40 55.26 207.13 3643.32 100004.53 11:38:01 114.61 28.26 86.35 1671.59 11634.46 11:39:01 85.45 11.43 74.02 746.94 11517.01 11:40:01 21.80 5.48 16.31 199.97 1326.05 11:41:01 193.62 2.18 191.43 60.26 21003.70 11:42:01 33.13 3.95 29.18 128.38 10073.39 Average: 118.50 17.76 100.74 1075.15 25928.58 11:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:37:01 14120696 15550380 2304272 14.03 46452 1594372 806968 4.62 659264 1453476 53752 11:38:01 13601592 15495744 2823376 17.19 71112 2012836 910160 5.21 726516 1859060 195892 11:39:01 12496528 14564356 3928440 23.92 76776 2175160 1908552 10.92 1708952 1968376 12180 11:40:01 9519608 11782228 6905360 42.04 81684 2351768 4313708 24.69 4513012 2109104 160532 11:41:01 11522576 14428972 4902392 29.85 91984 2926824 1663192 9.52 2084520 2476780 150272 11:42:01 12214264 15542996 4210704 25.64 94180 3334164 790676 4.52 1227216 2633480 270448 Average: 12245877 14560779 4179091 25.44 77031 2399187 1732209 9.91 1819913 2083379 140513 11:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:37:01 lo 1.33 1.33 0.15 0.15 0.00 0.00 0.00 0.00 11:37:01 ens3 307.20 236.59 1186.80 71.55 0.00 0.00 0.00 0.00 11:38:01 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 11:38:01 ens3 311.33 207.80 1404.36 28.79 0.00 0.00 0.00 0.00 11:39:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 11:39:01 ens3 298.77 247.71 2183.74 55.69 0.00 0.00 0.00 0.00 11:40:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:40:01 ens3 52.24 51.24 161.76 28.41 0.00 0.00 0.00 0.00 11:41:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 11:41:01 ens3 184.12 154.39 1036.29 45.43 0.00 0.00 0.00 0.00 11:42:01 lo 1.67 1.67 13.56 13.56 0.00 0.00 0.00 0.00 11:42:01 ens3 104.15 90.58 348.08 55.09 0.00 0.00 0.00 0.00 Average: lo 0.72 0.72 2.31 2.31 0.00 0.00 0.00 0.00 Average: ens3 209.64 164.72 1053.51 47.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18511) 09/07/26 _x86_64_ (4 CPU) 11:35:56 LINUX RESTART (4 CPU) 11:36:01 CPU %user %nice %system %iowait %steal %idle 11:37:01 all 15.62 0.00 1.90 7.36 0.02 75.10 11:37:01 0 9.41 0.00 1.94 10.66 0.02 77.97 11:37:01 1 18.10 0.00 1.70 6.20 0.02 73.99 11:37:01 2 15.52 0.00 2.07 5.62 0.02 76.77 11:37:01 3 19.44 0.00 1.90 6.96 0.02 71.68 11:38:01 all 16.34 0.00 1.39 1.49 0.02 80.76 11:38:01 0 4.81 0.00 0.64 0.15 0.02 94.38 11:38:01 1 35.17 0.00 2.34 0.57 0.03 61.89 11:38:01 2 12.96 0.00 1.50 4.27 0.02 81.26 11:38:01 3 12.40 0.00 1.10 0.99 0.02 85.49 11:39:01 all 22.83 0.00 1.23 0.32 0.02 75.59 11:39:01 0 23.52 0.00 1.09 0.12 0.02 75.26 11:39:01 1 25.86 0.00 0.94 0.05 0.03 73.13 11:39:01 2 16.93 0.00 1.32 0.90 0.02 80.83 11:39:01 3 25.05 0.00 1.56 0.22 0.02 73.16 11:40:01 all 52.08 0.00 1.19 0.08 0.03 46.62 11:40:01 0 49.41 0.00 1.08 0.02 0.03 49.46 11:40:01 1 55.27 0.00 1.09 0.00 0.03 43.61 11:40:01 2 54.90 0.00 1.42 0.30 0.03 43.35 11:40:01 3 48.76 0.00 1.15 0.02 0.02 50.06 11:41:01 all 43.91 0.00 2.14 0.53 0.03 53.39 11:41:01 0 43.26 0.00 2.27 0.08 0.03 54.35 11:41:01 1 38.27 0.00 2.17 1.22 0.02 58.32 11:41:01 2 46.57 0.00 1.51 0.17 0.02 51.74 11:41:01 3 47.56 0.00 2.61 0.62 0.05 49.16 11:42:01 all 52.33 0.00 2.03 0.17 0.04 45.44 11:42:01 0 44.76 0.00 2.17 0.33 0.03 52.71 11:42:01 1 59.15 0.00 1.90 0.20 0.05 38.70 11:42:01 2 54.03 0.00 1.94 0.03 0.03 43.97 11:42:01 3 51.38 0.00 2.09 0.13 0.05 46.35 Average: all 33.87 0.00 1.65 1.66 0.03 62.80 Average: 0 29.22 0.00 1.53 1.89 0.03 67.34 Average: 1 38.66 0.00 1.69 1.37 0.03 58.26 Average: 2 33.50 0.00 1.63 1.88 0.02 62.97 Average: 3 34.12 0.00 1.74 1.49 0.03 62.63