---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1037 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 8.9G 69G 12% / 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 1240 12073 0 2725 14478 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:99:d4:be brd ff:ff:ff:ff:ff:ff inet 10.30.106.151/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fe99:d4be/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-1037) 01/17/26 _x86_64_ (4 CPU) 12:17:23 LINUX RESTART (4 CPU) 12:18:00 tps rtps wtps bread/s bwrtn/s 12:19:01 194.61 31.77 162.84 1758.01 39048.68 12:20:01 49.28 10.35 38.93 677.75 8579.64 12:21:01 14.78 2.53 12.25 65.86 8676.29 12:22:01 39.03 0.88 38.14 87.32 23335.98 Average: 74.92 11.47 63.45 651.84 19989.55 12:18:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:19:01 13276984 15210716 3147984 19.17 76784 2044276 1092752 6.25 1035960 1872448 99460 12:20:01 12063832 14193108 4361136 26.55 77604 2235844 1968172 11.26 2088564 2023584 23900 12:21:01 12536596 15300524 3888372 23.67 78460 2860360 920500 5.27 1221104 2405740 450396 12:22:01 12061704 14762612 4363264 26.56 81576 2795748 1482488 8.48 1895112 2207448 24744 Average: 12484779 14866740 3940189 23.99 78606 2484057 1365978 7.82 1560185 2127305 149625 12:18:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:19:01 lo 0.59 0.59 0.07 0.07 0.00 0.00 0.00 0.00 12:19:01 ens3 389.21 305.34 4430.93 51.90 0.00 0.00 0.00 0.00 12:20:01 lo 1038.76 1038.76 79.63 79.63 0.00 0.00 0.00 0.00 12:20:01 ens3 8322.75 4981.94 2230.22 2324.71 0.00 0.00 0.00 0.00 12:21:01 lo 964.14 964.14 73.91 73.91 0.00 0.00 0.00 0.00 12:21:01 ens3 5796.30 4124.46 1998.87 1741.62 0.00 0.00 0.00 0.00 12:22:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 12:22:01 ens3 68.52 52.41 28.01 163.52 0.00 0.00 0.00 0.00 Average: lo 499.01 499.01 38.26 38.26 0.00 0.00 0.00 0.00 Average: ens3 3630.69 2357.49 2181.38 1066.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1037) 01/17/26 _x86_64_ (4 CPU) 12:17:23 LINUX RESTART (4 CPU) 12:18:00 CPU %user %nice %system %iowait %steal %idle 12:19:01 all 27.80 0.00 1.97 4.63 0.08 65.53 12:19:01 0 33.91 0.00 2.37 2.29 0.10 61.33 12:19:01 1 37.89 0.00 2.24 4.09 0.10 55.68 12:19:01 2 23.30 0.00 0.94 0.72 0.05 74.99 12:19:01 3 16.11 0.00 2.32 11.38 0.07 70.12 12:20:01 all 44.75 0.00 27.29 0.42 0.12 27.42 12:20:01 0 43.42 0.00 26.59 0.81 0.14 29.04 12:20:01 1 40.71 0.00 11.72 0.63 0.12 46.82 12:20:01 2 51.16 0.00 33.77 0.20 0.12 14.74 12:20:01 3 43.69 0.00 37.12 0.05 0.12 19.03 12:21:01 all 36.87 0.00 24.62 0.24 0.11 38.15 12:21:01 0 39.82 0.00 36.88 0.47 0.12 22.72 12:21:01 1 33.17 0.00 14.27 0.15 0.12 52.29 12:21:01 2 36.88 0.00 32.13 0.10 0.10 30.79 12:21:01 3 37.60 0.00 15.09 0.25 0.10 46.96 12:22:01 all 21.04 0.00 1.19 1.50 0.04 76.24 12:22:01 0 4.12 0.00 0.73 5.04 0.03 90.07 12:22:01 1 21.15 0.00 1.50 0.75 0.03 76.56 12:22:01 2 44.65 0.00 1.69 0.15 0.07 53.44 12:22:01 3 14.24 0.00 0.85 0.03 0.03 84.84 Average: all 32.58 0.00 13.69 1.71 0.09 51.93 Average: 0 30.27 0.00 16.54 2.16 0.10 50.93 Average: 1 33.25 0.00 7.41 1.42 0.09 57.84 Average: 2 38.93 0.00 17.05 0.30 0.08 43.64 Average: 3 27.83 0.00 13.78 2.97 0.08 55.34