---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1080 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.8G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 461 5135 0 2379 7230 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:63:ba:fe brd ff:ff:ff:ff:ff:ff inet 10.32.7.174/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86092sec preferred_lft 86092sec inet6 fe80::f816:3eff:fe63:bafe/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1080) 05/16/26 _x86_64_ (4 CPU) 23:17:55 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:02 149.06 64.87 84.19 4256.09 40902.13 23:20:01 84.24 30.81 53.43 1695.98 9150.04 23:21:01 37.00 10.17 26.83 774.00 7318.27 23:22:01 26.54 1.02 25.52 29.72 10265.38 23:23:01 25.65 3.32 22.33 163.31 1515.21 Average: 64.43 22.01 42.42 1382.75 13845.96 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:02 5970492 7414016 2196928 26.90 38180 1584900 702760 7.63 588604 1443832 99608 23:20:01 5521940 7325092 2645480 32.39 57852 1907924 782316 8.49 715040 1732236 193208 23:21:01 4594948 6528944 3572472 43.74 62500 2029112 1523636 16.53 1549932 1809856 91044 23:22:01 5238600 7375472 2928820 35.86 67072 2222480 719716 7.81 764484 1944444 7632 23:23:01 5291240 7436896 2876180 35.22 69332 2228044 645884 7.01 718116 1937668 9356 Average: 5323444 7216084 2843976 34.82 58987 1994492 874862 9.49 867235 1773607 80170 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:02 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 23:19:02 ens3 483.79 265.62 1497.83 68.34 0.00 0.00 0.00 0.00 23:20:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 23:20:01 ens3 115.17 98.92 2049.42 16.41 0.00 0.00 0.00 0.00 23:21:01 lo 9.80 9.80 3.43 3.43 0.00 0.00 0.00 0.00 23:21:01 ens3 157.45 145.20 1510.04 20.80 0.00 0.00 0.00 0.00 23:22:01 lo 112.68 112.68 33.22 33.22 0.00 0.00 0.00 0.00 23:22:01 ens3 126.44 115.11 1252.72 19.39 0.00 0.00 0.00 0.00 23:23:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 23:23:01 ens3 13.03 13.10 10.52 7.17 0.00 0.00 0.00 0.00 Average: lo 25.25 25.25 7.42 7.42 0.00 0.00 0.00 0.00 Average: ens3 179.39 127.68 1261.47 26.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1080) 05/16/26 _x86_64_ (4 CPU) 23:17:55 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:02 all 22.40 0.00 2.60 4.32 1.25 69.43 23:19:02 0 13.47 0.00 3.77 5.15 1.03 76.57 23:19:02 1 26.66 0.00 1.78 3.45 1.25 66.86 23:19:02 2 24.15 0.00 2.38 2.91 1.23 69.33 23:19:02 3 25.33 0.00 2.47 5.80 1.48 64.92 23:20:01 all 23.69 0.00 1.53 1.86 1.20 71.72 23:20:01 0 9.31 0.00 0.81 4.33 0.93 84.61 23:20:01 1 16.50 0.00 1.04 1.53 0.88 80.05 23:20:01 2 15.87 0.00 0.68 0.75 0.90 81.81 23:20:01 3 53.02 0.00 3.62 0.81 2.10 40.45 23:21:01 all 37.71 0.00 1.29 0.92 2.57 57.52 23:21:01 0 40.69 0.00 1.07 2.25 2.33 53.67 23:21:01 1 32.55 0.00 1.19 0.68 2.27 63.31 23:21:01 2 37.97 0.00 1.41 0.32 2.81 57.49 23:21:01 3 39.68 0.00 1.47 0.45 2.83 55.57 23:22:01 all 31.61 0.00 1.46 0.62 1.99 64.33 23:22:01 0 29.44 0.00 1.64 2.17 1.91 64.83 23:22:01 1 43.76 0.00 1.38 0.17 2.19 52.50 23:22:01 2 24.85 0.00 1.18 0.07 1.95 71.95 23:22:01 3 28.38 0.00 1.66 0.05 1.91 68.00 23:23:01 all 21.01 0.00 1.05 0.67 0.86 76.42 23:23:01 0 43.36 0.00 1.85 2.06 1.43 51.30 23:23:01 1 23.66 0.00 1.10 0.08 0.87 74.29 23:23:01 2 0.48 0.00 0.27 0.47 0.12 98.67 23:23:01 3 16.51 0.00 0.96 0.03 1.03 81.46 Average: all 27.30 0.00 1.58 1.67 1.57 67.87 Average: 0 27.31 0.00 1.83 3.19 1.53 66.14 Average: 1 28.69 0.00 1.30 1.18 1.50 67.34 Average: 2 20.69 0.00 1.19 0.90 1.40 75.82 Average: 3 32.51 0.00 2.03 1.43 1.87 62.16