---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-508 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: 2799.996 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 566 11040 0 4432 15145 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:33:47:86 brd ff:ff:ff:ff:ff:ff inet 10.30.107.221/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85585sec preferred_lft 85585sec inet6 fe80::f816:3eff:fe33:4786/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-508) 07/22/26 _x86_64_ (4 CPU) 13:33:14 LINUX RESTART (4 CPU) 13:34:01 tps rtps wtps bread/s bwrtn/s 13:35:01 192.63 39.58 153.06 2397.60 28290.62 13:36:01 46.24 0.05 46.19 1.07 5974.60 13:37:01 23.68 0.00 23.68 0.00 487.39 13:38:01 30.34 0.00 30.34 0.00 778.67 13:39:01 33.73 0.00 33.73 0.00 925.05 13:40:01 33.16 0.00 33.16 0.00 749.48 13:41:01 17.86 0.00 17.86 0.00 534.58 13:42:01 24.85 0.00 24.85 0.00 534.58 13:43:01 61.49 0.28 61.21 8.00 1372.57 13:44:01 30.46 7.50 22.96 268.89 8636.29 13:45:01 140.56 0.07 140.49 1.20 26125.78 13:46:01 96.65 5.62 91.03 159.71 19775.90 Average: 60.97 4.42 56.55 236.37 7848.69 13:34:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:35:01 12878968 14946956 3545992 21.59 76856 2175944 1329728 7.61 1328260 1974392 145124 13:36:01 11122764 13200876 5302196 32.28 77124 2185308 2835196 16.23 3096692 1957796 20 13:37:01 11685268 13775636 4739692 28.86 77512 2196416 2198340 12.58 2522604 1968824 528 13:38:01 11728972 13837852 4695988 28.59 77924 2213524 2070356 11.85 2459672 1985932 376 13:39:01 11800504 13931064 4624456 28.16 78340 2233744 2070356 11.85 2365800 2006160 376 13:40:01 11781140 13930100 4643820 28.27 78936 2250156 2070356 11.85 2366544 2022560 520 13:41:01 11768964 13929668 4655996 28.35 79172 2261132 2070356 11.85 2366804 2033536 180 13:42:01 11754468 13928388 4670492 28.44 79784 2272408 2070356 11.85 2367608 2044808 392 13:43:01 11711272 13920052 4713688 28.70 81328 2301956 2087080 11.94 2374044 2074008 1096 13:44:01 8987060 11995984 7437900 45.28 89996 3046704 3928648 22.48 4415992 2698328 494668 13:45:01 8295960 11967108 8129000 49.49 99128 3635696 3857460 22.08 4981732 2755316 333552 13:46:01 11371196 15560456 5053764 30.77 103356 4130616 755836 4.33 1672388 2979432 253288 Average: 11240545 13743678 5184415 31.56 83288 2575300 2278672 13.04 2693178 2208424 102510 13:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:35:01 ens3 458.19 322.78 3106.41 73.19 0.00 0.00 0.00 0.00 13:35:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 13:36:01 ens3 3.55 3.23 0.94 1.42 0.00 0.00 0.00 0.00 13:36:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 13:37:01 ens3 0.68 0.12 0.33 0.13 0.00 0.00 0.00 0.00 13:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:38:01 ens3 0.37 0.23 0.08 0.38 0.00 0.00 0.00 0.00 13:38:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 13:39:01 ens3 1.22 0.83 0.67 1.60 0.00 0.00 0.00 0.00 13:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 ens3 0.27 0.20 0.07 0.31 0.00 0.00 0.00 0.00 13:40:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 13:41:01 ens3 0.23 0.12 0.07 0.40 0.00 0.00 0.00 0.00 13:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:42:01 ens3 0.62 0.20 0.11 0.30 0.00 0.00 0.00 0.00 13:42:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 13:43:01 ens3 6.23 4.12 4.13 4.59 0.00 0.00 0.00 0.00 13:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:44:01 ens3 211.61 147.66 177.85 53.45 0.00 0.00 0.00 0.00 13:44:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 13:45:01 ens3 142.64 119.81 541.92 1296.12 0.00 0.00 0.00 0.00 13:45:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 13:46:01 ens3 419.15 338.19 832.82 1995.09 0.00 0.00 0.00 0.00 13:46:01 lo 1.60 1.60 13.55 13.55 0.00 0.00 0.00 0.00 Average: ens3 103.73 78.12 388.78 285.58 0.00 0.00 0.00 0.00 Average: lo 0.29 0.29 1.14 1.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-508) 07/22/26 _x86_64_ (4 CPU) 13:33:14 LINUX RESTART (4 CPU) 13:34:01 CPU %user %nice %system %iowait %steal %idle 13:35:01 all 34.60 0.00 2.06 1.74 0.10 61.50 13:35:01 0 21.84 0.00 1.56 3.00 0.08 73.52 13:35:01 1 44.08 0.00 2.33 1.27 0.10 52.23 13:35:01 2 25.41 0.00 1.57 0.38 0.07 72.58 13:35:01 3 47.18 0.00 2.81 2.34 0.12 47.55 13:36:01 all 42.63 0.00 0.50 0.12 0.08 56.68 13:36:01 0 43.14 0.00 0.38 0.05 0.07 56.36 13:36:01 1 44.19 0.00 0.53 0.05 0.10 55.13 13:36:01 2 27.92 0.00 0.30 0.00 0.07 71.71 13:36:01 3 55.37 0.00 0.80 0.37 0.08 43.38 13:37:01 all 33.56 0.00 0.13 0.02 0.06 66.22 13:37:01 0 22.17 0.00 0.13 0.08 0.05 77.56 13:37:01 1 25.58 0.00 0.12 0.02 0.03 74.25 13:37:01 2 50.88 0.00 0.13 0.00 0.10 48.89 13:37:01 3 35.71 0.00 0.12 0.00 0.07 64.11 13:38:01 all 30.83 0.00 0.09 0.42 0.06 68.61 13:38:01 0 24.69 0.00 0.08 1.67 0.05 73.51 13:38:01 1 45.74 0.00 0.18 0.00 0.10 53.97 13:38:01 2 43.12 0.00 0.08 0.00 0.08 56.71 13:38:01 3 9.79 0.00 0.03 0.00 0.03 90.15 13:39:01 all 27.13 0.00 0.12 0.00 0.05 72.70 13:39:01 0 15.27 0.00 0.08 0.02 0.03 84.60 13:39:01 1 33.10 0.00 0.07 0.00 0.05 66.78 13:39:01 2 57.61 0.00 0.20 0.00 0.08 42.11 13:39:01 3 2.57 0.00 0.08 0.00 0.02 97.33 13:40:01 all 26.88 0.00 0.11 0.01 0.05 72.96 13:40:01 0 33.38 0.00 0.10 0.02 0.05 66.46 13:40:01 1 2.47 0.00 0.02 0.00 0.02 97.49 13:40:01 2 61.61 0.00 0.17 0.00 0.10 38.12 13:40:01 3 10.13 0.00 0.17 0.00 0.03 89.67 13:41:01 all 26.05 0.00 0.05 0.01 0.04 73.85 13:41:01 0 0.47 0.00 0.02 0.03 0.02 99.47 13:41:01 1 0.17 0.00 0.02 0.00 0.00 99.82 13:41:01 2 86.80 0.00 0.08 0.00 0.10 13.02 13:41:01 3 16.68 0.00 0.07 0.00 0.03 83.22 13:42:01 all 25.81 0.00 0.07 0.28 0.17 73.66 13:42:01 0 0.72 0.00 0.02 1.15 0.02 98.10 13:42:01 1 0.17 0.00 0.00 0.00 0.48 99.35 13:42:01 2 99.48 0.00 0.22 0.00 0.15 0.15 13:42:01 3 2.85 0.00 0.05 0.00 0.03 97.06 13:43:01 all 26.96 0.00 0.17 0.93 0.05 71.89 13:43:01 0 0.80 0.00 0.08 3.70 0.02 95.40 13:43:01 1 0.35 0.00 0.08 0.00 0.02 99.55 13:43:01 2 99.22 0.00 0.45 0.00 0.13 0.20 13:43:01 3 7.28 0.00 0.08 0.00 0.03 92.60 13:44:01 all 57.47 0.00 1.65 0.26 0.13 40.49 13:44:01 0 49.13 0.00 1.19 0.48 0.12 49.08 13:44:01 1 46.62 0.00 1.34 0.48 0.12 51.44 13:44:01 2 76.08 0.00 3.35 0.03 0.13 20.41 13:44:01 3 58.09 0.00 0.73 0.07 0.13 40.97 13:45:01 all 53.60 0.00 2.59 0.51 0.11 43.19 13:45:01 0 57.49 0.00 2.47 1.59 0.12 38.33 13:45:01 1 41.87 0.00 1.57 0.38 0.10 56.07 13:45:01 2 46.11 0.00 1.09 0.00 0.10 52.70 13:45:01 3 68.91 0.00 5.19 0.08 0.12 25.69 13:45:01 CPU %user %nice %system %iowait %steal %idle 13:46:01 all 55.48 0.00 2.62 0.46 0.14 41.30 13:46:01 0 53.74 0.00 2.78 1.40 0.17 41.91 13:46:01 1 47.32 0.00 2.49 0.13 0.12 49.93 13:46:01 2 59.69 0.00 2.84 0.23 0.13 37.10 13:46:01 3 61.13 0.00 2.39 0.08 0.13 36.26 Average: all 36.74 0.00 0.85 0.40 0.09 61.93 Average: 0 26.90 0.00 0.74 1.10 0.07 71.20 Average: 1 27.62 0.00 0.73 0.19 0.10 71.36 Average: 2 61.11 0.00 0.87 0.05 0.10 37.86 Average: 3 31.30 0.00 1.04 0.24 0.07 67.34