---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-330 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 552 11064 0 4422 15159 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:44:9b:c2 brd ff:ff:ff:ff:ff:ff inet 10.30.107.66/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85632sec preferred_lft 85632sec inet6 fe80::f816:3eff:fe44:9bc2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-330) 06/22/26 _x86_64_ (4 CPU) 11:39:32 LINUX RESTART (4 CPU) 11:40:01 tps rtps wtps bread/s bwrtn/s 11:41:01 146.43 32.18 114.25 1721.58 14220.16 11:42:01 111.36 11.48 99.88 727.75 14783.54 11:43:01 28.16 0.00 28.16 0.00 1171.67 11:44:01 34.16 0.00 34.16 0.00 1077.69 11:45:01 34.28 0.00 34.28 0.00 1341.38 11:46:01 33.31 0.02 33.29 0.13 1022.50 11:47:01 18.03 0.00 18.03 0.00 923.18 11:48:01 35.48 0.00 35.48 0.00 1007.30 11:49:01 60.86 0.38 60.47 14.80 1697.32 11:50:01 22.01 5.93 16.08 228.50 9414.03 11:51:01 209.43 2.45 206.98 69.46 37122.21 11:52:01 42.81 3.92 38.89 155.84 9796.37 Average: 64.69 4.70 60.00 243.17 7798.11 11:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:41:01 13438508 15334856 2986452 18.18 71128 2015292 1085844 6.21 891528 1860528 264328 11:42:01 11355344 13416844 5069616 30.87 77068 2168752 2618460 14.99 2877948 1941112 1144 11:43:01 11252128 13330728 5172832 31.49 77384 2185248 2622636 15.01 2962928 1957372 188 11:44:01 11229820 13328668 5195140 31.63 77888 2203504 2622636 15.01 2964720 1975792 412 11:45:01 11207412 13328016 5217548 31.77 78316 2223780 2622636 15.01 2965524 1996064 372 11:46:01 11187876 13326900 5237084 31.88 78924 2240200 2622636 15.01 2966360 2012468 428 11:47:01 11175444 13326176 5249516 31.96 79164 2251176 2622636 15.01 2967432 2023444 276 11:48:01 11155896 13324484 5269064 32.08 79976 2266524 2622636 15.01 2968404 2038796 776 11:49:01 10926712 13161928 5498248 33.47 81528 2327864 2777548 15.90 3129788 2098736 31156 11:50:01 8662460 11728040 7762500 47.26 92228 3089132 4142020 23.70 4680472 2741344 535520 11:51:01 7391740 11171784 9033220 55.00 101900 3736080 4779208 27.35 5736492 2894372 117252 11:52:01 11355792 15543960 5069168 30.86 105600 4129440 767760 4.39 1623856 3043532 274452 Average: 10861594 13360199 5563366 33.87 83425 2569749 2658888 15.22 3061288 2215297 102192 11:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:41:01 ens3 126.48 89.00 1853.80 16.12 0.00 0.00 0.00 0.00 11:41:01 lo 1.53 1.53 0.18 0.18 0.00 0.00 0.00 0.00 11:42:01 ens3 189.39 158.64 2020.25 22.96 0.00 0.00 0.00 0.00 11:42:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 11:43:01 ens3 2.18 1.57 0.81 4.84 0.00 0.00 0.00 0.00 11:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:44:01 ens3 3.17 0.78 0.76 1.24 0.00 0.00 0.00 0.00 11:44:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 11:45:01 ens3 5.55 2.63 2.34 4.92 0.00 0.00 0.00 0.00 11:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:46:01 ens3 0.93 0.60 0.39 0.83 0.00 0.00 0.00 0.00 11:46:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 11:47:01 ens3 8.92 7.97 1.95 13.34 0.00 0.00 0.00 0.00 11:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:48:01 ens3 3.02 0.37 1.45 0.67 0.00 0.00 0.00 0.00 11:48:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 11:49:01 ens3 16.03 1.07 9.77 0.65 0.00 0.00 0.00 0.00 11:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:01 ens3 26.18 19.05 133.01 3.86 0.00 0.00 0.00 0.00 11:50:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:51:01 ens3 98.65 86.20 951.90 14.07 0.00 0.00 0.00 0.00 11:51:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 11:52:01 ens3 59.31 52.39 330.56 15.24 0.00 0.00 0.00 0.00 11:52:01 lo 2.05 2.05 13.60 13.60 0.00 0.00 0.00 0.00 Average: ens3 44.98 35.02 442.25 8.23 0.00 0.00 0.00 0.00 Average: lo 0.39 0.39 1.16 1.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-330) 06/22/26 _x86_64_ (4 CPU) 11:39:32 LINUX RESTART (4 CPU) 11:40:01 CPU %user %nice %system %iowait %steal %idle 11:41:01 all 21.55 0.00 1.59 1.81 0.05 74.99 11:41:01 0 25.83 0.00 1.37 1.04 0.05 71.72 11:41:01 1 23.99 0.00 2.01 4.93 0.07 69.00 11:41:01 2 7.71 0.00 1.12 1.02 0.07 90.09 11:41:01 3 28.66 0.00 1.87 0.30 0.05 69.12 11:42:01 all 45.40 0.00 1.71 0.35 0.08 52.45 11:42:01 0 45.33 0.00 0.96 0.03 0.07 53.61 11:42:01 1 40.21 0.00 1.26 0.72 0.08 57.73 11:42:01 2 46.92 0.00 2.27 0.35 0.08 50.38 11:42:01 3 49.16 0.00 2.33 0.32 0.08 48.11 11:43:01 all 32.03 0.00 0.09 0.01 0.05 67.83 11:43:01 0 12.29 0.00 0.07 0.00 0.03 87.62 11:43:01 1 20.65 0.00 0.10 0.03 0.05 79.16 11:43:01 2 76.78 0.00 0.10 0.00 0.05 23.07 11:43:01 3 18.67 0.00 0.12 0.00 0.03 81.18 11:44:01 all 28.26 0.00 0.07 0.01 0.04 71.62 11:44:01 0 18.54 0.00 0.07 0.00 0.05 81.34 11:44:01 1 20.15 0.00 0.03 0.02 0.03 79.77 11:44:01 2 38.38 0.00 0.08 0.02 0.03 61.49 11:44:01 3 36.02 0.00 0.08 0.00 0.03 63.86 11:45:01 all 25.39 0.00 0.07 0.02 0.03 74.49 11:45:01 0 1.12 0.00 0.08 0.00 0.03 98.76 11:45:01 1 0.40 0.00 0.03 0.05 0.02 99.50 11:45:01 2 0.25 0.00 0.03 0.02 0.02 99.68 11:45:01 3 99.70 0.00 0.15 0.00 0.07 0.08 11:46:01 all 25.16 0.00 0.06 0.02 0.03 74.74 11:46:01 0 0.64 0.00 0.03 0.00 0.03 99.30 11:46:01 1 0.03 0.00 0.02 0.05 0.00 99.90 11:46:01 2 0.22 0.00 0.03 0.02 0.02 99.72 11:46:01 3 99.58 0.00 0.17 0.00 0.07 0.18 11:47:01 all 25.23 0.00 0.04 0.02 0.03 74.68 11:47:01 0 0.74 0.00 0.02 0.00 0.03 99.21 11:47:01 1 0.03 0.00 0.02 0.03 0.00 99.92 11:47:01 2 0.23 0.00 0.03 0.03 0.03 99.67 11:47:01 3 99.77 0.00 0.07 0.00 0.07 0.10 11:48:01 all 25.13 0.00 0.06 0.02 0.03 74.76 11:48:01 0 0.60 0.00 0.03 0.00 0.02 99.35 11:48:01 1 0.03 0.00 0.02 0.03 0.02 99.90 11:48:01 2 0.08 0.00 0.03 0.03 0.02 99.83 11:48:01 3 99.70 0.00 0.18 0.00 0.05 0.07 11:49:01 all 30.24 0.00 0.22 0.03 0.04 69.48 11:49:01 0 5.81 0.00 0.10 0.00 0.03 94.05 11:49:01 1 6.02 0.00 0.15 0.08 0.02 93.73 11:49:01 2 10.37 0.00 0.08 0.02 0.03 89.50 11:49:01 3 98.57 0.00 0.55 0.02 0.07 0.80 11:50:01 all 61.85 0.00 1.47 0.20 0.09 36.38 11:50:01 0 41.35 0.00 1.01 0.37 0.08 57.19 11:50:01 1 68.51 0.00 2.81 0.27 0.10 28.32 11:50:01 2 66.36 0.00 0.98 0.08 0.08 32.49 11:50:01 3 71.26 0.00 1.10 0.08 0.10 27.46 11:51:01 all 52.34 0.00 3.10 0.83 0.08 43.66 11:51:01 0 44.65 0.00 2.51 2.98 0.08 49.77 11:51:01 1 59.63 0.00 3.14 0.20 0.08 36.95 11:51:01 2 69.76 0.00 4.89 0.08 0.10 25.17 11:51:01 3 35.41 0.00 1.86 0.05 0.08 62.60 11:51:01 CPU %user %nice %system %iowait %steal %idle 11:52:01 all 40.93 0.00 2.29 0.29 0.09 56.40 11:52:01 0 38.80 0.00 2.22 0.55 0.08 58.35 11:52:01 1 60.90 0.00 3.22 0.15 0.10 35.63 11:52:01 2 32.14 0.00 1.14 0.22 0.08 66.43 11:52:01 3 31.94 0.00 2.58 0.25 0.08 65.15 Average: all 34.47 0.00 0.90 0.30 0.05 64.28 Average: 0 19.67 0.00 0.71 0.41 0.05 79.16 Average: 1 25.03 0.00 1.07 0.55 0.05 73.31 Average: 2 29.09 0.00 0.90 0.16 0.05 69.80 Average: 3 64.02 0.00 0.92 0.08 0.07 34.91