---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1192 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 672K 1.6G 1% /run /dev/vda1 78G 9.8G 68G 13% / 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 643 11575 0 3821 15067 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:ec:95:0c brd ff:ff:ff:ff:ff:ff inet 10.30.107.231/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85618sec preferred_lft 85618sec inet6 fe80::f816:3eff:feec:950c/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-1192) 09/30/25 _x86_64_ (4 CPU) 00:05:48 LINUX RESTART (4 CPU) 00:06:01 tps rtps wtps bread/s bwrtn/s 00:07:02 372.52 65.61 306.92 3752.04 73921.15 00:08:01 134.54 34.35 100.19 1814.07 32397.36 00:09:01 54.67 6.38 48.29 669.36 6553.44 00:10:01 40.28 6.07 34.21 183.57 4166.37 00:11:01 35.19 0.55 34.64 15.06 7409.83 00:12:01 33.01 0.50 32.51 14.13 4746.81 00:13:01 22.28 0.15 22.13 2.40 6332.28 00:14:01 27.05 0.13 26.91 2.80 1765.84 00:15:01 3.30 0.00 3.30 0.00 2043.66 00:16:01 5.87 1.12 4.75 23.20 216.50 00:17:01 23.93 1.00 22.93 144.64 16863.46 00:18:01 33.14 1.05 32.09 48.12 13389.40 Average: 65.38 9.71 55.68 554.03 14125.12 00:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:07:02 13820012 15443192 2604956 15.86 63544 1758960 922204 5.28 817944 1569016 188956 00:08:01 13387672 15237144 3037296 18.49 78052 1960168 1040604 5.96 1012528 1784508 102968 00:09:01 12111376 14102220 4313592 26.26 83848 2088820 2246848 12.86 2210824 1845628 38268 00:10:01 12116568 14210172 4308400 26.23 88948 2180904 1910024 10.93 2131816 1908952 18124 00:11:01 11830596 14148344 4594372 27.97 95868 2388924 2260272 12.94 2220820 2088516 24576 00:12:01 11203480 13721300 5221488 31.79 100996 2568836 2333116 13.35 2699576 2220636 82072 00:13:01 11157928 13809320 5267040 32.07 102812 2694368 2258424 12.92 2621428 2337132 28448 00:14:01 11196208 13890348 5228760 31.83 105424 2732856 2198608 12.58 2552036 2367196 26460 00:15:01 11066648 13796028 5358320 32.62 105508 2767124 2235268 12.79 2648960 2399160 756 00:16:01 11088868 13842912 5336100 32.49 105748 2789928 2216664 12.69 2607036 2416588 21552 00:17:01 11551016 15062596 4873952 29.67 109008 3519604 1184820 6.78 1487784 3052012 313800 00:18:01 11828536 15391244 4596432 27.98 112688 3557836 911632 5.22 1213772 3039688 20032 Average: 11863242 14387902 4561726 27.77 96037 2584027 1809874 10.36 2018710 2252419 72168 00:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:07:02 lo 1.80 1.80 0.19 0.19 0.00 0.00 0.00 0.00 00:07:02 ens3 427.21 235.99 1915.40 71.30 0.00 0.00 0.00 0.00 00:08:01 lo 0.68 0.68 0.08 0.08 0.00 0.00 0.00 0.00 00:08:01 ens3 256.62 161.74 1654.22 40.91 0.00 0.00 0.00 0.00 00:09:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 00:09:01 ens3 1234.01 645.51 1209.86 226.71 0.00 0.00 0.00 0.00 00:10:01 lo 1.33 1.33 0.21 0.21 0.00 0.00 0.00 0.00 00:10:01 ens3 746.66 468.81 945.51 162.49 0.00 0.00 0.00 0.00 00:11:01 lo 22.18 22.18 3.76 3.76 0.00 0.00 0.00 0.00 00:11:01 ens3 652.27 369.21 2986.75 123.46 0.00 0.00 0.00 0.00 00:12:01 lo 1.75 1.75 0.28 0.28 0.00 0.00 0.00 0.00 00:12:01 ens3 683.20 352.37 444.47 146.37 0.00 0.00 0.00 0.00 00:13:01 lo 4.42 4.42 0.80 0.80 0.00 0.00 0.00 0.00 00:13:01 ens3 5945.66 3708.75 2287.14 1486.93 0.00 0.00 0.00 0.00 00:14:01 lo 58.01 58.01 16.60 16.60 0.00 0.00 0.00 0.00 00:14:01 ens3 7950.57 4680.02 2240.71 1982.42 0.00 0.00 0.00 0.00 00:15:01 lo 9.82 9.82 1.77 1.77 0.00 0.00 0.00 0.00 00:15:01 ens3 5675.75 3014.63 1722.25 1413.60 0.00 0.00 0.00 0.00 00:16:01 lo 15.90 15.90 3.85 3.85 0.00 0.00 0.00 0.00 00:16:01 ens3 326.11 238.26 85.60 83.74 0.00 0.00 0.00 0.00 00:17:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 00:17:01 ens3 831.99 530.04 2382.53 170.63 0.00 0.00 0.00 0.00 00:18:01 lo 0.27 0.27 0.04 0.04 0.00 0.00 0.00 0.00 00:18:01 ens3 1544.59 935.05 694.85 459.26 0.00 0.00 0.00 0.00 Average: lo 9.78 9.78 2.31 2.31 0.00 0.00 0.00 0.00 Average: ens3 2192.23 1279.91 1547.28 531.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1192) 09/30/25 _x86_64_ (4 CPU) 00:05:48 LINUX RESTART (4 CPU) 00:06:01 CPU %user %nice %system %iowait %steal %idle 00:07:02 all 16.68 0.00 1.77 4.81 0.05 76.70 00:07:02 0 9.44 0.00 1.14 3.34 0.02 86.07 00:07:02 1 8.53 0.00 1.97 6.06 0.03 83.41 00:07:02 2 31.92 0.00 2.09 9.05 0.08 56.85 00:07:02 3 16.83 0.00 1.87 0.80 0.03 80.47 00:08:01 all 19.91 0.00 1.23 1.71 0.05 77.11 00:08:01 0 13.93 0.00 0.75 0.20 0.03 85.08 00:08:01 1 16.62 0.00 1.41 1.49 0.05 80.42 00:08:01 2 21.56 0.00 1.19 4.54 0.05 72.66 00:08:01 3 27.51 0.00 1.54 0.58 0.05 70.32 00:09:01 all 68.37 0.00 2.20 0.14 0.08 29.21 00:09:01 0 72.13 0.00 2.37 0.08 0.08 25.33 00:09:01 1 67.06 0.00 2.53 0.08 0.08 30.24 00:09:01 2 66.35 0.00 2.21 0.25 0.10 31.08 00:09:01 3 67.89 0.00 1.71 0.13 0.08 30.19 00:10:01 all 36.86 0.00 2.00 0.18 0.06 60.89 00:10:01 0 38.47 0.00 1.32 0.15 0.05 60.01 00:10:01 1 30.54 0.00 2.48 0.33 0.07 66.59 00:10:01 2 37.42 0.00 2.79 0.23 0.05 59.51 00:10:01 3 41.07 0.00 1.44 0.00 0.07 57.43 00:11:01 all 53.82 0.00 2.16 0.04 0.09 43.89 00:11:01 0 55.15 0.00 1.76 0.00 0.10 42.99 00:11:01 1 52.29 0.00 2.58 0.12 0.10 44.92 00:11:01 2 53.40 0.00 2.75 0.02 0.10 43.74 00:11:01 3 54.46 0.00 1.55 0.02 0.08 43.89 00:12:01 all 49.55 0.00 1.84 0.09 0.08 48.44 00:12:01 0 55.03 0.00 2.11 0.02 0.08 42.76 00:12:01 1 51.59 0.00 1.42 0.22 0.08 46.69 00:12:01 2 46.76 0.00 1.97 0.15 0.08 51.04 00:12:01 3 44.78 0.00 1.87 0.00 0.08 53.26 00:13:01 all 47.59 0.00 10.56 0.16 0.10 41.59 00:13:01 0 49.75 0.00 12.81 0.00 0.10 37.35 00:13:01 1 45.73 0.00 11.44 0.17 0.10 42.57 00:13:01 2 44.01 0.00 8.36 0.47 0.08 47.08 00:13:01 3 50.89 0.00 9.61 0.00 0.10 39.40 00:14:01 all 44.77 0.00 14.64 0.05 0.11 40.43 00:14:01 0 45.08 0.00 11.14 0.03 0.10 43.65 00:14:01 1 44.30 0.00 14.32 0.15 0.10 41.13 00:14:01 2 45.16 0.00 19.78 0.03 0.10 34.92 00:14:01 3 44.52 0.00 13.32 0.02 0.12 42.02 00:15:01 all 40.04 0.00 9.88 0.03 0.08 49.98 00:15:01 0 40.91 0.00 13.03 0.07 0.08 45.92 00:15:01 1 41.67 0.00 9.59 0.00 0.08 48.66 00:15:01 2 38.90 0.00 7.23 0.00 0.07 53.80 00:15:01 3 38.66 0.00 9.66 0.05 0.08 51.54 00:16:01 all 40.10 0.00 1.66 0.03 0.07 58.15 00:16:01 0 37.55 0.00 1.69 0.05 0.07 60.64 00:16:01 1 43.67 0.00 1.62 0.03 0.07 54.60 00:16:01 2 40.93 0.00 1.45 0.02 0.08 57.52 00:16:01 3 38.25 0.00 1.84 0.00 0.07 59.84 00:17:01 all 38.06 0.00 5.57 0.28 0.06 56.03 00:17:01 0 59.32 0.00 17.95 0.08 0.07 22.58 00:17:01 1 28.71 0.00 1.52 0.03 0.05 69.69 00:17:01 2 30.76 0.00 1.02 0.97 0.07 67.19 00:17:01 3 33.46 0.00 1.81 0.00 0.05 64.68 00:17:01 CPU %user %nice %system %iowait %steal %idle 00:18:01 all 55.24 0.00 1.94 0.15 0.07 42.59 00:18:01 0 62.60 0.00 2.87 0.03 0.07 34.43 00:18:01 1 51.47 0.00 1.09 0.02 0.07 47.36 00:18:01 2 46.32 0.00 2.60 0.54 0.07 50.48 00:18:01 3 60.54 0.00 1.22 0.05 0.07 38.13 Average: all 42.61 0.00 4.62 0.64 0.07 52.06 Average: 0 45.00 0.00 5.74 0.34 0.07 48.84 Average: 1 40.20 0.00 4.32 0.72 0.07 54.68 Average: 2 41.99 0.00 4.45 1.35 0.08 52.14 Average: 3 43.26 0.00 3.95 0.14 0.07 52.58