---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11649 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 629 11131 0 4279 15080 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:bd:69:5b brd ff:ff:ff:ff:ff:ff inet 10.30.107.89/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85974sec preferred_lft 85974sec inet6 fe80::f816:3eff:febd:695b/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-11649) 11/10/25 _x86_64_ (4 CPU) 13:02:22 LINUX RESTART (4 CPU) 13:03:01 tps rtps wtps bread/s bwrtn/s 13:04:01 180.17 28.55 151.62 1652.92 49713.85 13:05:01 90.10 16.13 73.97 808.80 14315.75 13:06:01 25.31 4.10 21.21 191.83 2412.93 13:07:01 25.96 0.12 25.84 2.00 4354.82 13:08:01 40.09 0.10 39.99 1.47 19909.62 13:09:01 50.89 3.33 47.56 306.88 47884.42 Average: 68.75 8.72 60.03 493.97 23098.04 13:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:04:01 13539476 15314572 2885492 17.57 73400 1893600 987292 5.65 923472 1729376 82648 13:05:01 12169116 14313324 4255852 25.91 80972 2244908 1921516 11.00 2010476 1988648 10972 13:06:01 10971660 13198292 5453308 33.20 84308 2320884 2962356 16.95 3160000 2028244 19124 13:07:01 10456064 12792696 5968904 36.34 88704 2422540 3303904 18.91 3573980 2120756 5728 13:08:01 9480888 13333924 6944080 42.28 93676 3891428 2789860 15.97 3300684 3323608 1241064 13:09:01 11363028 15401880 5061940 30.82 96720 4069084 896028 5.13 1312452 3429700 27440 Average: 11330039 14059115 5094929 31.02 86297 2807074 2143493 12.27 2380177 2436722 231163 13:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:04:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 13:04:01 ens3 192.02 145.66 2034.50 34.15 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 463.59 360.69 5202.56 67.08 0.00 0.00 0.00 0.00 13:06:01 lo 5.63 5.63 25.74 25.74 0.00 0.00 0.00 0.00 13:06:01 ens3 1401.98 1007.55 1153.80 398.12 0.00 0.00 0.00 0.00 13:07:01 lo 1.27 1.27 0.20 0.20 0.00 0.00 0.00 0.00 13:07:01 ens3 215.64 166.04 601.35 57.92 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 335.66 224.71 3756.95 47.66 0.00 0.00 0.00 0.00 13:09:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 13:09:01 ens3 707.42 521.46 2883.87 163.47 0.00 0.00 0.00 0.00 Average: lo 1.62 1.62 4.37 4.37 0.00 0.00 0.00 0.00 Average: ens3 552.71 404.35 2605.45 128.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11649) 11/10/25 _x86_64_ (4 CPU) 13:02:22 LINUX RESTART (4 CPU) 13:03:01 CPU %user %nice %system %iowait %steal %idle 13:04:01 all 21.85 0.00 1.56 4.70 0.10 71.80 13:04:01 0 17.03 0.00 1.04 0.55 0.07 81.31 13:04:01 1 20.35 0.00 1.49 7.01 0.17 70.99 13:04:01 2 20.90 0.00 1.79 3.62 0.07 73.62 13:04:01 3 29.17 0.00 1.93 7.59 0.09 61.23 13:05:01 all 40.91 0.00 1.72 1.29 0.09 55.98 13:05:01 0 34.18 0.00 2.09 1.64 0.10 61.99 13:05:01 1 44.59 0.00 1.41 0.70 0.08 53.22 13:05:01 2 41.68 0.00 1.57 2.46 0.10 54.18 13:05:01 3 43.18 0.00 1.83 0.39 0.10 54.51 13:06:01 all 46.47 0.00 4.15 0.08 0.10 49.20 13:06:01 0 42.60 0.00 3.84 0.02 0.08 53.46 13:06:01 1 48.34 0.00 4.30 0.10 0.10 47.16 13:06:01 2 47.67 0.00 3.23 0.05 0.10 48.95 13:06:01 3 47.30 0.00 5.18 0.15 0.10 47.28 13:07:01 all 25.46 0.00 0.88 0.04 0.09 73.52 13:07:01 0 29.67 0.00 0.45 0.00 0.10 69.77 13:07:01 1 20.36 0.00 0.69 0.13 0.07 78.75 13:07:01 2 26.74 0.00 0.69 0.00 0.08 72.49 13:07:01 3 25.05 0.00 1.71 0.05 0.10 73.10 13:08:01 all 21.85 0.00 1.40 1.01 0.08 75.66 13:08:01 0 20.95 0.00 1.69 1.47 0.07 75.82 13:08:01 1 30.53 0.00 1.56 0.75 0.08 67.08 13:08:01 2 18.03 0.00 0.82 0.92 0.07 80.17 13:08:01 3 17.89 0.00 1.57 0.90 0.10 79.54 13:09:01 all 41.71 0.00 2.08 1.32 0.11 54.78 13:09:01 0 46.26 0.00 2.17 0.23 0.13 51.20 13:09:01 1 38.74 0.00 2.58 1.71 0.10 56.87 13:09:01 2 37.14 0.00 1.51 3.06 0.12 58.18 13:09:01 3 44.74 0.00 2.04 0.27 0.10 52.85 Average: all 33.07 0.00 1.97 1.40 0.09 63.47 Average: 0 31.83 0.00 1.88 0.65 0.09 65.54 Average: 1 33.83 0.00 2.01 1.73 0.10 62.33 Average: 2 32.03 0.00 1.60 1.68 0.09 64.59 Average: 3 34.57 0.00 2.38 1.54 0.10 61.42