---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1680 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 1374 10378 0 4286 14337 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:ba:35:73 brd ff:ff:ff:ff:ff:ff inet 10.30.107.129/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85610sec preferred_lft 85610sec inet6 fe80::f816:3eff:feba:3573/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1680) 12/27/25 _x86_64_ (4 CPU) 13:20:28 LINUX RESTART (4 CPU) 13:21:01 tps rtps wtps bread/s bwrtn/s 13:22:02 190.10 39.71 150.39 2238.56 23958.81 13:23:01 64.67 4.08 60.59 200.88 14022.09 13:24:01 35.59 0.00 35.59 0.00 6873.52 13:25:01 38.78 0.00 38.78 0.00 6896.45 13:26:01 39.98 0.00 39.98 0.00 6822.20 13:27:01 25.95 0.00 25.95 0.00 6518.91 13:28:01 29.91 0.00 29.91 0.00 6664.71 13:29:01 59.39 0.00 59.39 0.00 7396.50 13:30:01 36.33 6.23 30.09 241.03 9544.68 13:31:01 95.00 0.07 94.93 1.20 31068.16 13:32:01 150.61 7.43 143.18 200.77 24819.20 13:33:01 22.23 0.47 21.76 14.80 13033.69 Average: 65.71 4.83 60.88 241.49 13133.60 13:21:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:22:02 13370808 15275416 3054160 18.59 74236 2019824 1315952 7.53 963716 1850084 119792 13:23:01 12126048 14129584 4298920 26.17 76764 2112944 1930720 11.05 2171680 1879596 1400 13:24:01 11997412 14019896 4427556 26.96 77200 2130544 1957384 11.20 2281420 1897136 380 13:25:01 11870276 13915496 4554692 27.73 77640 2151772 1957384 11.20 2385192 1918344 336 13:26:01 11849908 13913800 4575060 27.85 78288 2168448 1957384 11.20 2386228 1935028 448 13:27:01 11822180 13900976 4602788 28.02 78732 2181880 1957384 11.20 2398780 1948448 528 13:28:01 11796440 13891304 4628528 28.18 79176 2196564 2011836 11.51 2407912 1963132 612 13:29:01 11844956 13970504 4580012 27.88 80560 2222844 2011836 11.51 2327404 1989412 392 13:30:01 9492900 12039776 6932068 42.20 86224 2614844 3828500 21.91 4332096 2297476 280520 13:31:01 8468844 11970532 7956124 48.44 97936 3479348 3909168 22.37 4867392 2705908 420724 13:32:01 11468384 15499232 4956584 30.18 102380 3983852 773848 4.43 1617176 2944152 250280 13:33:01 10590408 14628768 5834560 35.52 103588 3990532 1535732 8.79 2682980 2755984 10600 Average: 11391547 13929607 5033421 30.64 84394 2604450 2095594 11.99 2568498 2173725 90501 13:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:22:02 lo 1.27 1.27 0.15 0.15 0.00 0.00 0.00 0.00 13:22:02 ens3 265.76 202.43 3020.44 39.10 0.00 0.00 0.00 0.00 13:23:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 13:23:01 ens3 140.36 104.02 1370.17 13.76 0.00 0.00 0.00 0.00 13:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:24:01 ens3 0.77 0.20 0.20 0.34 0.00 0.00 0.00 0.00 13:25:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 13:25:01 ens3 1.00 0.62 1.18 0.66 0.00 0.00 0.00 0.00 13:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:26:01 ens3 0.40 0.23 0.14 0.32 0.00 0.00 0.00 0.00 13:27:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 13:27:01 ens3 0.28 0.13 0.07 0.01 0.00 0.00 0.00 0.00 13:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:28:01 ens3 1.68 2.33 0.25 7.82 0.00 0.00 0.00 0.00 13:29:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 13:29:01 ens3 1.48 0.85 0.45 1.80 0.00 0.00 0.00 0.00 13:30:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 13:30:01 ens3 161.47 102.95 157.17 29.35 0.00 0.00 0.00 0.00 13:31:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 13:31:01 ens3 218.85 126.50 551.07 35.32 0.00 0.00 0.00 0.00 13:32:01 lo 1.42 1.42 13.54 13.54 0.00 0.00 0.00 0.00 13:32:01 ens3 445.69 288.80 1097.64 91.76 0.00 0.00 0.00 0.00 13:33:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 13:33:01 ens3 641.14 313.66 323.55 378.54 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 1.15 1.15 0.00 0.00 0.00 0.00 Average: ens3 156.59 95.21 542.38 49.95 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1680) 12/27/25 _x86_64_ (4 CPU) 13:20:28 LINUX RESTART (4 CPU) 13:21:01 CPU %user %nice %system %iowait %steal %idle 13:22:02 all 27.38 0.00 1.68 2.46 0.08 68.41 13:22:02 0 21.93 0.00 1.42 5.17 0.08 71.39 13:22:02 1 37.30 0.00 1.92 1.37 0.07 59.34 13:22:02 2 18.14 0.00 1.25 1.18 0.07 79.37 13:22:02 3 32.22 0.00 2.12 2.11 0.08 63.47 13:23:01 all 43.90 0.00 0.76 0.39 0.07 54.87 13:23:01 0 40.19 0.00 0.75 0.10 0.07 58.89 13:23:01 1 68.14 0.00 0.66 0.12 0.07 31.02 13:23:01 2 26.29 0.00 0.71 1.29 0.05 71.65 13:23:01 3 40.98 0.00 0.92 0.07 0.08 57.95 13:24:01 all 32.77 0.00 0.09 0.13 0.05 66.96 13:24:01 0 5.54 0.00 0.07 0.07 0.03 94.30 13:24:01 1 52.49 0.00 0.15 0.00 0.07 47.29 13:24:01 2 41.84 0.00 0.08 0.47 0.05 57.56 13:24:01 3 31.59 0.00 0.07 0.00 0.03 68.31 13:25:01 all 26.85 0.00 0.08 0.22 0.05 72.81 13:25:01 0 12.64 0.00 0.05 0.00 0.05 87.26 13:25:01 1 87.25 0.00 0.17 0.00 0.07 12.51 13:25:01 2 0.67 0.00 0.02 0.88 0.03 98.40 13:25:01 3 6.74 0.00 0.07 0.00 0.03 93.16 13:26:01 all 25.54 0.00 0.09 0.24 0.05 74.08 13:26:01 0 1.59 0.00 0.05 0.00 0.02 98.34 13:26:01 1 99.03 0.00 0.18 0.00 0.08 0.70 13:26:01 2 0.65 0.00 0.07 0.93 0.05 98.30 13:26:01 3 0.67 0.00 0.10 0.02 0.05 99.17 13:27:01 all 25.69 0.00 0.08 0.23 0.04 73.96 13:27:01 0 1.18 0.00 0.05 0.00 0.02 98.75 13:27:01 1 99.20 0.00 0.12 0.00 0.08 0.60 13:27:01 2 1.60 0.00 0.08 0.93 0.05 97.33 13:27:01 3 0.82 0.00 0.07 0.00 0.02 99.10 13:28:01 all 25.17 0.00 0.06 0.23 0.04 74.51 13:28:01 0 0.03 0.00 0.05 0.00 0.00 99.92 13:28:01 1 99.67 0.00 0.15 0.00 0.07 0.12 13:28:01 2 0.18 0.00 0.03 0.90 0.03 98.85 13:28:01 3 0.72 0.00 0.03 0.00 0.03 99.22 13:29:01 all 25.11 0.00 0.10 0.23 0.03 74.53 13:29:01 0 0.02 0.00 0.03 0.00 0.00 99.95 13:29:01 1 99.53 0.00 0.25 0.00 0.07 0.15 13:29:01 2 0.18 0.00 0.05 0.92 0.03 98.81 13:29:01 3 0.60 0.00 0.03 0.00 0.03 99.33 13:30:01 all 53.45 0.00 1.03 0.26 0.07 45.20 13:30:01 0 45.35 0.00 0.38 0.00 0.07 54.20 13:30:01 1 69.70 0.00 1.20 0.03 0.08 28.98 13:30:01 2 42.43 0.00 0.85 0.88 0.08 55.76 13:30:01 3 56.31 0.00 1.69 0.13 0.07 41.81 13:31:01 all 55.88 0.00 2.61 0.81 0.09 40.60 13:31:01 0 57.84 0.00 2.27 0.00 0.08 39.81 13:31:01 1 62.74 0.00 3.92 0.33 0.10 32.90 13:31:01 2 47.09 0.00 1.73 2.88 0.08 48.22 13:31:01 3 55.91 0.00 2.52 0.02 0.08 41.47 13:32:01 all 51.02 0.00 2.34 3.96 0.09 42.60 13:32:01 0 58.59 0.00 2.04 1.09 0.08 38.19 13:32:01 1 52.64 0.00 2.41 4.15 0.08 40.72 13:32:01 2 56.66 0.00 2.73 6.44 0.08 34.09 13:32:01 3 36.21 0.00 2.23 4.16 0.10 57.30 13:32:01 CPU %user %nice %system %iowait %steal %idle 13:33:01 all 31.46 0.00 1.04 0.29 0.05 67.16 13:33:01 0 57.69 0.00 1.65 0.05 0.07 40.54 13:33:01 1 26.26 0.00 1.32 0.85 0.05 71.52 13:33:01 2 20.39 0.00 0.50 0.23 0.05 78.82 13:33:01 3 21.59 0.00 0.63 0.00 0.05 77.73 Average: all 35.34 0.00 0.83 0.79 0.06 62.99 Average: 0 25.16 0.00 0.73 0.54 0.05 73.52 Average: 1 71.18 0.00 1.04 0.57 0.07 27.13 Average: 2 21.35 0.00 0.68 1.49 0.06 76.43 Average: 3 23.67 0.00 0.87 0.54 0.06 74.86