---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1621 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: 2800.000 BogoMIPS: 5600.00 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 8.4G 69G 11% / 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 618 13087 0 2333 15091 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:f2:27:9c brd ff:ff:ff:ff:ff:ff inet 10.30.106.27/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85537sec preferred_lft 85537sec inet6 fe80::f816:3eff:fef2:279c/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-1621) 12/27/25 _x86_64_ (4 CPU) 09:37:31 LINUX RESTART (4 CPU) 09:38:01 tps rtps wtps bread/s bwrtn/s 09:39:01 127.28 11.03 116.25 283.42 23196.40 09:40:01 47.92 1.12 46.80 23.19 16594.60 09:41:01 10.50 0.00 10.50 0.00 12237.69 09:42:01 10.86 0.02 10.85 0.13 12881.45 09:43:01 9.85 0.00 9.85 0.00 12163.57 09:44:01 4.50 0.00 4.50 0.00 3240.39 09:45:01 2.62 0.00 2.62 0.00 633.76 09:46:01 8.18 0.00 8.18 0.00 1826.99 09:47:01 4.77 0.00 4.77 0.00 574.70 09:48:01 3.03 0.00 3.03 0.00 493.25 09:49:01 3.67 0.00 3.67 0.00 600.97 09:50:01 5.00 0.00 5.00 0.00 1311.51 09:51:01 208.40 5.35 203.05 173.14 16333.62 Average: 34.35 1.35 33.01 36.92 7853.08 09:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:39:01 13847112 15551160 2577856 15.69 72324 1825732 762332 4.36 677056 1676252 135276 09:40:01 13831920 15547412 2593048 15.79 79928 1827732 770040 4.41 687144 1678044 5100 09:41:01 13815444 15542136 2609524 15.89 88156 1828720 786176 4.50 699060 1679024 4076 09:42:01 13790932 15535864 2634036 16.04 96632 1835592 786176 4.50 710108 1685884 1864 09:43:01 13771632 15530432 2653336 16.15 105440 1838348 786176 4.50 722888 1688632 7912 09:44:01 13755920 15526216 2669048 16.25 114024 1839280 786176 4.50 732984 1689552 3920 09:45:01 13746028 15524624 2678940 16.31 120552 1840180 786176 4.50 740244 1690448 2360 09:46:01 13715604 15517676 2709364 16.50 127316 1853112 786176 4.50 750044 1703372 5736 09:47:01 13707720 15516528 2717248 16.54 132588 1853704 786176 4.50 756260 1703952 3116 09:48:01 13699440 15514824 2725528 16.59 137808 1854000 786176 4.50 761528 1704252 1924 09:49:01 13687532 15513420 2737436 16.67 144664 1855928 786176 4.50 768588 1706160 2804 09:50:01 13652920 15507920 2772048 16.88 152076 1872976 786176 4.50 776012 1723336 30960 09:51:01 13391172 15430136 3033796 18.47 245048 1953516 858632 4.91 970904 1777480 55208 Average: 13724106 15519873 2700862 16.44 124350 1852217 788674 4.51 750217 1700491 20020 09:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:39:01 ens3 133.39 109.77 1192.41 26.68 0.00 0.00 0.00 0.00 09:39:01 lo 1.00 1.00 0.12 0.12 0.00 0.00 0.00 0.00 09:40:01 ens3 148.58 136.42 211.74 38.21 0.00 0.00 0.00 0.00 09:40:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:41:01 ens3 158.67 150.99 223.55 40.59 0.00 0.00 0.00 0.00 09:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:42:01 ens3 222.96 243.76 267.45 75.03 0.00 0.00 0.00 0.00 09:42:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:43:01 ens3 182.35 181.65 252.32 50.65 0.00 0.00 0.00 0.00 09:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:44:01 ens3 149.50 146.43 216.09 41.75 0.00 0.00 0.00 0.00 09:44:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:45:01 ens3 126.66 116.60 205.62 32.61 0.00 0.00 0.00 0.00 09:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:46:01 ens3 267.74 307.08 291.71 89.43 0.00 0.00 0.00 0.00 09:46:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:47:01 ens3 107.83 90.82 208.89 25.55 0.00 0.00 0.00 0.00 09:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:48:01 ens3 106.33 88.97 206.82 24.74 0.00 0.00 0.00 0.00 09:48:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:49:01 ens3 145.19 137.59 234.75 39.42 0.00 0.00 0.00 0.00 09:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 ens3 318.48 385.57 313.12 113.72 0.00 0.00 0.00 0.00 09:50:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:51:01 ens3 575.29 562.20 1259.14 152.39 0.00 0.00 0.00 0.00 09:51:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 203.31 204.45 391.05 57.75 0.00 0.00 0.00 0.00 Average: lo 0.19 0.19 0.02 0.02 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1621) 12/27/25 _x86_64_ (4 CPU) 09:37:31 LINUX RESTART (4 CPU) 09:38:01 CPU %user %nice %system %iowait %steal %idle 09:39:01 all 15.04 0.00 1.22 2.32 0.05 81.36 09:39:01 0 18.92 0.00 1.37 0.64 0.05 79.03 09:39:01 1 12.89 0.00 1.01 2.20 0.08 83.81 09:39:01 2 11.11 0.00 0.98 1.07 0.03 86.81 09:39:01 3 17.22 0.00 1.52 5.41 0.07 75.79 09:40:01 all 0.63 0.00 0.44 0.78 0.05 98.10 09:40:01 0 1.24 0.00 0.95 0.05 0.07 97.70 09:40:01 1 0.44 0.00 0.29 2.03 0.07 97.18 09:40:01 2 0.72 0.00 0.40 0.85 0.03 97.99 09:40:01 3 0.13 0.00 0.13 0.17 0.02 99.55 09:41:01 all 0.46 0.00 0.37 0.72 0.05 98.39 09:41:01 0 1.42 0.00 1.20 0.10 0.07 97.21 09:41:01 1 0.17 0.00 0.13 2.60 0.08 97.01 09:41:01 2 0.22 0.00 0.07 0.00 0.05 99.67 09:41:01 3 0.07 0.00 0.08 0.20 0.02 99.63 09:42:01 all 0.96 0.00 0.51 0.55 0.05 97.93 09:42:01 0 2.31 0.00 1.30 0.00 0.08 96.30 09:42:01 1 0.86 0.00 0.13 1.79 0.05 97.16 09:42:01 2 0.57 0.00 0.54 0.13 0.07 98.70 09:42:01 3 0.07 0.00 0.10 0.22 0.02 99.60 09:43:01 all 1.11 0.00 0.45 0.49 0.05 97.91 09:43:01 0 3.10 0.00 0.81 0.02 0.07 96.02 09:43:01 1 0.15 0.00 0.10 1.79 0.05 97.91 09:43:01 2 0.25 0.00 0.10 0.03 0.03 99.58 09:43:01 3 0.90 0.00 0.77 0.13 0.05 98.15 09:44:01 all 1.10 0.00 0.40 0.10 0.05 98.35 09:44:01 0 2.02 0.00 0.02 0.00 0.02 97.95 09:44:01 1 0.45 0.00 0.38 0.25 0.07 98.85 09:44:01 2 0.03 0.00 0.03 0.07 0.00 99.87 09:44:01 3 1.89 0.00 1.20 0.10 0.07 96.74 09:45:01 all 0.92 0.00 0.28 0.05 0.04 98.70 09:45:01 0 2.05 0.00 0.05 0.00 0.02 97.88 09:45:01 1 0.03 0.00 0.03 0.00 0.03 99.90 09:45:01 2 0.05 0.00 0.03 0.12 0.02 99.78 09:45:01 3 1.54 0.00 1.04 0.08 0.12 97.22 09:46:01 all 0.77 0.00 0.51 0.10 0.04 98.58 09:46:01 0 0.18 0.00 0.03 0.00 0.02 99.77 09:46:01 1 0.03 0.00 0.03 0.00 0.05 99.88 09:46:01 2 0.05 0.00 0.07 0.23 0.02 99.63 09:46:01 3 2.82 0.00 1.89 0.17 0.08 95.04 09:47:01 all 0.37 0.00 0.27 0.05 0.03 99.29 09:47:01 0 0.10 0.00 0.07 0.00 0.00 99.83 09:47:01 1 0.07 0.00 0.07 0.00 0.03 99.83 09:47:01 2 0.08 0.00 0.07 0.10 0.02 99.73 09:47:01 3 1.24 0.00 0.85 0.08 0.07 97.75 09:48:01 all 0.40 0.00 0.21 0.05 0.03 99.31 09:48:01 0 0.07 0.00 0.03 0.00 0.02 99.88 09:48:01 1 0.05 0.00 0.03 0.00 0.02 99.90 09:48:01 2 0.07 0.00 0.08 0.13 0.02 99.70 09:48:01 3 1.42 0.00 0.70 0.08 0.05 97.74 09:49:01 all 0.47 0.00 0.30 0.04 0.03 99.16 09:49:01 0 0.07 0.00 0.00 0.00 0.00 99.93 09:49:01 1 0.03 0.00 0.05 0.00 0.03 99.88 09:49:01 2 0.12 0.00 0.07 0.07 0.03 99.72 09:49:01 3 1.68 0.00 1.09 0.08 0.05 97.09 09:49:01 CPU %user %nice %system %iowait %steal %idle 09:50:01 all 0.88 0.00 0.64 0.08 0.05 98.36 09:50:01 0 0.07 0.00 0.02 0.00 0.03 99.88 09:50:01 1 0.92 0.00 0.92 0.02 0.03 98.11 09:50:01 2 2.21 0.00 1.47 0.15 0.05 96.11 09:50:01 3 0.34 0.00 0.12 0.15 0.07 99.33 09:51:01 all 22.39 0.00 9.86 1.01 0.09 66.64 09:51:01 0 21.64 0.00 8.91 1.10 0.10 68.25 09:51:01 1 22.04 0.00 11.11 0.14 0.08 66.62 09:51:01 2 20.36 0.00 9.57 2.02 0.08 67.97 09:51:01 3 25.47 0.00 9.85 0.82 0.08 63.78 Average: all 3.49 0.00 1.18 0.49 0.05 94.80 Average: 0 4.07 0.00 1.13 0.14 0.04 94.62 Average: 1 2.91 0.00 1.09 0.83 0.05 95.12 Average: 2 2.74 0.00 1.03 0.38 0.03 95.81 Average: 3 4.22 0.00 1.49 0.59 0.06 93.64