---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-16377 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 8.8G 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 570 12802 0 2666 15146 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:8f:aa:72 brd ff:ff:ff:ff:ff:ff inet 10.30.107.153/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85811sec preferred_lft 85811sec inet6 fe80::f816:3eff:fe8f:aa72/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-16377) 11/29/25 _x86_64_ (4 CPU) 18:42:31 LINUX RESTART (4 CPU) 18:43:01 tps rtps wtps bread/s bwrtn/s 18:44:01 28.90 0.00 28.90 0.00 30105.52 18:45:01 1.48 0.00 1.48 0.00 17.86 18:46:01 1.15 0.00 1.15 0.00 14.00 18:47:01 1.57 0.00 1.57 0.00 19.46 18:48:01 1.47 0.17 1.30 22.93 125.45 18:49:01 392.22 37.90 354.32 2027.06 9888.30 18:50:01 143.01 21.30 121.71 1137.14 16593.37 18:51:01 20.72 5.53 15.18 216.00 3650.53 18:52:01 39.31 2.92 36.39 108.52 11994.93 Average: 69.98 7.54 62.45 390.19 8045.16 18:43:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:44:01 14476944 15706516 1948024 11.86 32104 1416672 704352 4.03 473152 1300172 152 18:45:01 14477556 15707236 1947412 11.86 32176 1416676 704352 4.03 472936 1300164 52 18:46:01 14476964 15706672 1948004 11.86 32240 1416672 704352 4.03 473328 1300168 8 18:47:01 14476636 15706480 1948332 11.86 32304 1416688 704352 4.03 473568 1300176 160 18:48:01 14452576 15687688 1972392 12.01 32408 1421760 704352 4.03 493464 1304720 176 18:49:01 13916240 15605980 2508728 15.27 69264 1815368 705336 4.04 615640 1668012 241736 18:50:01 12802512 14843136 3622456 22.05 85144 2137824 1380096 7.90 1441728 1928572 85960 18:51:01 11593524 13658576 4831444 29.42 86272 2159852 2688936 15.39 2691148 1882420 2808 18:52:01 13151196 15548100 3273772 19.93 89904 2484244 761224 4.36 937224 2075276 27032 Average: 13758239 15352265 2666729 16.24 54646 1742862 1006372 5.76 896910 1562187 39787 18:43:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:44:01 ens3 1.30 0.65 0.51 0.54 0.00 0.00 0.00 0.00 18:45:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 18:45:01 ens3 0.33 0.25 0.07 0.31 0.00 0.00 0.00 0.00 18:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:46:01 ens3 0.87 0.72 0.42 1.16 0.00 0.00 0.00 0.00 18:47:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 18:47:01 ens3 0.30 0.23 0.07 0.17 0.00 0.00 0.00 0.00 18:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:48:01 ens3 54.11 24.75 86.46 6.00 0.00 0.00 0.00 0.00 18:49:01 lo 1.53 1.53 0.17 0.17 0.00 0.00 0.00 0.00 18:49:01 ens3 209.81 146.08 1441.08 54.90 0.00 0.00 0.00 0.00 18:50:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 18:50:01 ens3 435.73 377.85 3336.99 70.66 0.00 0.00 0.00 0.00 18:51:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 18:51:01 ens3 433.80 247.90 202.81 95.60 0.00 0.00 0.00 0.00 18:52:01 lo 1.60 1.60 0.15 0.15 0.00 0.00 0.00 0.00 18:52:01 ens3 228.23 182.45 566.80 1243.38 0.00 0.00 0.00 0.00 Average: lo 0.44 0.44 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 151.60 108.98 626.13 163.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-16377) 11/29/25 _x86_64_ (4 CPU) 18:42:31 LINUX RESTART (4 CPU) 18:43:01 CPU %user %nice %system %iowait %steal %idle 18:44:01 all 0.25 0.00 0.04 1.00 0.01 98.70 18:44:01 0 0.08 0.00 0.05 0.00 0.03 99.83 18:44:01 1 0.12 0.00 0.02 0.00 0.00 99.87 18:44:01 2 0.12 0.00 0.03 3.85 0.02 95.98 18:44:01 3 0.68 0.00 0.07 0.17 0.00 99.08 18:45:01 all 0.22 0.00 0.01 0.02 0.01 99.75 18:45:01 0 0.75 0.00 0.02 0.03 0.02 99.19 18:45:01 1 0.03 0.00 0.02 0.00 0.00 99.95 18:45:01 2 0.05 0.00 0.02 0.00 0.00 99.93 18:45:01 3 0.03 0.00 0.02 0.05 0.02 99.88 18:46:01 all 0.19 0.00 0.03 0.01 0.01 99.77 18:46:01 0 0.27 0.00 0.03 0.02 0.02 99.67 18:46:01 1 0.13 0.00 0.03 0.00 0.00 99.83 18:46:01 2 0.22 0.00 0.02 0.00 0.00 99.77 18:46:01 3 0.13 0.00 0.02 0.02 0.00 99.83 18:47:01 all 0.11 0.00 0.03 0.01 0.00 99.85 18:47:01 0 0.33 0.00 0.08 0.05 0.02 99.52 18:47:01 1 0.00 0.00 0.00 0.00 0.00 100.00 18:47:01 2 0.03 0.00 0.00 0.00 0.02 99.95 18:47:01 3 0.03 0.00 0.00 0.00 0.00 99.97 18:48:01 all 0.42 0.00 0.05 0.01 0.01 99.50 18:48:01 0 0.27 0.00 0.05 0.05 0.03 99.60 18:48:01 1 0.63 0.00 0.03 0.00 0.00 99.33 18:48:01 2 0.38 0.00 0.10 0.00 0.00 99.52 18:48:01 3 0.42 0.00 0.03 0.00 0.02 99.53 18:49:01 all 21.59 0.00 1.68 2.84 0.06 73.83 18:49:01 0 52.55 0.00 3.59 5.67 0.08 38.10 18:49:01 1 15.68 0.00 1.32 4.23 0.07 78.71 18:49:01 2 12.54 0.00 1.14 1.14 0.05 85.14 18:49:01 3 5.74 0.00 0.71 0.36 0.02 93.17 18:50:01 all 26.66 0.00 1.53 0.72 0.09 71.00 18:50:01 0 22.59 0.00 1.45 1.08 0.08 74.80 18:50:01 1 24.74 0.00 1.60 1.02 0.12 72.53 18:50:01 2 32.07 0.00 1.84 0.18 0.08 65.82 18:50:01 3 27.28 0.00 1.22 0.59 0.08 70.83 18:51:01 all 76.87 0.00 2.14 0.08 0.11 20.79 18:51:01 0 78.33 0.00 1.39 0.12 0.10 20.07 18:51:01 1 73.62 0.00 1.96 0.05 0.12 24.25 18:51:01 2 70.43 0.00 2.76 0.07 0.12 26.63 18:51:01 3 85.13 0.00 2.43 0.07 0.10 12.28 18:52:01 all 34.93 0.00 2.03 0.51 0.07 62.45 18:52:01 0 37.50 0.00 1.97 0.07 0.08 60.37 18:52:01 1 47.61 0.00 1.96 1.07 0.08 49.28 18:52:01 2 28.63 0.00 2.50 0.62 0.08 68.17 18:52:01 3 25.98 0.00 1.77 0.32 0.05 71.88 Average: all 17.88 0.00 0.84 0.58 0.04 80.66 Average: 0 21.39 0.00 0.96 0.79 0.05 76.81 Average: 1 18.02 0.00 0.77 0.71 0.04 80.46 Average: 2 15.99 0.00 0.93 0.65 0.04 82.38 Average: 3 16.12 0.00 0.69 0.17 0.03 82.98