---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1622 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: 2799.998 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 nrip_save 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 676K 1.6G 1% /run /dev/vda1 78G 11G 68G 14% / 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 602 11139 0 4298 15107 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:69:32:d7 brd ff:ff:ff:ff:ff:ff inet 10.30.107.90/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85966sec preferred_lft 85966sec inet6 fe80::f816:3eff:fe69:32d7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1622) 10/09/25 _x86_64_ (4 CPU) 13:02:22 LINUX RESTART (4 CPU) 13:03:02 tps rtps wtps bread/s bwrtn/s 13:04:01 178.43 29.10 149.33 1682.43 53980.55 13:05:01 108.32 17.40 90.92 919.85 19184.94 13:06:01 20.43 4.15 16.28 107.72 2231.09 13:07:01 26.28 0.00 26.28 0.00 4451.26 13:08:01 35.88 0.10 35.78 1.47 8454.06 13:09:01 52.31 2.73 49.58 233.43 59200.67 Average: 69.97 8.86 61.12 487.50 24501.89 13:03:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:04:01 13590828 15370776 2834140 17.26 72660 1899272 982404 5.62 865236 1733900 98632 13:05:01 11864964 14019388 4560004 27.76 81688 2253780 2136792 12.23 2319280 1982684 8980 13:06:01 12103264 14336780 4321704 26.31 84732 2326492 2027204 11.60 2025792 2030276 22704 13:07:01 11369828 13714416 5055140 30.78 88732 2430060 2394960 13.71 2654404 2125984 4544 13:08:01 11167512 14144840 5257456 32.01 93148 3040416 1993924 11.41 2238112 2723692 380772 13:09:01 11384136 15433348 5040832 30.69 96072 4079156 867932 4.97 1285632 3433440 14792 Average: 11913422 14503258 4511546 27.47 86172 2671529 1733869 9.92 1898076 2338329 88404 13:03:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:04:01 lo 0.61 0.61 0.07 0.07 0.00 0.00 0.00 0.00 13:04:01 ens3 204.19 155.72 2188.68 30.18 0.00 0.00 0.00 0.00 13:05:01 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 13:05:01 ens3 661.57 452.11 5162.40 96.18 0.00 0.00 0.00 0.00 13:06:01 lo 6.55 6.55 25.92 25.92 0.00 0.00 0.00 0.00 13:06:01 ens3 1174.62 760.81 1026.62 289.08 0.00 0.00 0.00 0.00 13:07:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 13:07:01 ens3 234.28 138.26 636.27 45.26 0.00 0.00 0.00 0.00 13:08:01 lo 1.12 1.12 0.11 0.11 0.00 0.00 0.00 0.00 13:08:01 ens3 297.15 175.64 3784.76 24.94 0.00 0.00 0.00 0.00 13:09:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 13:09:01 ens3 1092.02 619.83 2664.50 251.28 0.00 0.00 0.00 0.00 Average: lo 1.61 1.61 4.38 4.38 0.00 0.00 0.00 0.00 Average: ens3 611.77 384.36 2578.29 123.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1622) 10/09/25 _x86_64_ (4 CPU) 13:02:22 LINUX RESTART (4 CPU) 13:03:02 CPU %user %nice %system %iowait %steal %idle 13:04:01 all 22.51 0.00 1.49 3.75 0.07 72.18 13:04:01 0 10.42 0.00 1.31 3.64 0.05 84.58 13:04:01 1 12.85 0.00 0.61 2.38 0.05 84.11 13:04:01 2 34.24 0.00 2.50 1.85 0.08 61.32 13:04:01 3 32.54 0.00 1.55 7.10 0.10 58.71 13:05:01 all 58.63 0.00 2.35 0.79 0.12 38.11 13:05:01 0 51.92 0.00 2.67 0.77 0.12 44.52 13:05:01 1 56.56 0.00 2.07 1.44 0.12 39.81 13:05:01 2 60.22 0.00 2.87 0.37 0.13 36.40 13:05:01 3 65.82 0.00 1.81 0.59 0.10 31.68 13:06:01 all 37.55 0.00 4.09 0.05 0.09 58.21 13:06:01 0 37.01 0.00 3.16 0.03 0.08 59.71 13:06:01 1 41.32 0.00 5.62 0.10 0.08 52.88 13:06:01 2 35.55 0.00 4.88 0.03 0.10 59.44 13:06:01 3 36.35 0.00 2.67 0.05 0.08 60.85 13:07:01 all 19.94 0.00 0.70 0.04 0.08 79.24 13:07:01 0 20.06 0.00 0.64 0.00 0.08 79.22 13:07:01 1 20.46 0.00 0.28 0.10 0.07 79.09 13:07:01 2 18.02 0.00 1.16 0.00 0.08 80.74 13:07:01 3 21.20 0.00 0.74 0.05 0.08 77.93 13:08:01 all 12.29 0.00 0.90 0.07 0.11 86.63 13:08:01 0 12.08 0.00 0.63 0.00 0.10 87.19 13:08:01 1 13.24 0.00 0.77 0.25 0.12 85.63 13:08:01 2 14.06 0.00 1.52 0.02 0.15 84.25 13:08:01 3 9.78 0.00 0.69 0.03 0.08 89.41 13:09:01 all 43.69 0.00 2.18 3.27 0.09 50.76 13:09:01 0 40.47 0.00 1.32 0.69 0.08 57.44 13:09:01 1 56.52 0.00 3.18 4.45 0.10 35.74 13:09:01 2 38.89 0.00 1.73 1.07 0.08 58.22 13:09:01 3 38.85 0.00 2.53 6.87 0.10 51.65 Average: all 32.46 0.00 1.96 1.32 0.09 64.17 Average: 0 28.70 0.00 1.62 0.85 0.09 68.74 Average: 1 33.53 0.00 2.09 1.45 0.09 62.84 Average: 2 33.51 0.00 2.44 0.55 0.11 63.38 Average: 3 34.09 0.00 1.66 2.44 0.09 61.72