---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-16263 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 9.7G 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 1446 10922 0 3670 14263 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:d4:b0:fc brd ff:ff:ff:ff:ff:ff inet 10.30.106.149/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85631sec preferred_lft 85631sec inet6 fe80::f816:3eff:fed4:b0fc/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-16263) 11/29/25 _x86_64_ (4 CPU) 10:25:23 LINUX RESTART (4 CPU) 10:26:00 tps rtps wtps bread/s bwrtn/s 10:27:01 158.50 27.98 130.52 1620.72 29087.56 10:28:01 76.53 11.42 65.12 825.07 7356.80 10:29:01 34.88 6.60 28.28 199.17 4574.70 10:30:01 43.23 0.47 42.76 13.33 8240.63 10:31:01 32.59 0.17 32.43 4.80 4609.37 10:32:01 16.71 0.08 16.63 1.07 4575.10 10:33:01 28.43 0.25 28.18 4.53 2615.70 10:34:01 3.22 0.00 3.22 0.00 1867.69 10:35:01 6.75 0.00 6.75 0.00 1183.40 10:36:01 17.71 2.58 15.13 67.99 4119.98 10:37:01 40.41 0.00 40.41 0.00 39179.47 10:38:01 22.50 0.83 21.66 86.92 1188.87 Average: 40.29 4.23 36.05 237.21 9077.75 10:26:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:27:01 13462892 15328512 2962076 18.03 76240 1979052 1006240 5.76 912068 1811600 97836 10:28:01 12144908 14179656 4280060 26.06 84104 2131932 2020316 11.56 2126880 1893728 36236 10:29:01 12077244 14253980 4347724 26.47 89932 2261240 1896956 10.86 2091116 1985300 39732 10:30:01 11533860 13932992 4891108 29.78 96496 2466904 2216596 12.69 2437516 2163740 20252 10:31:01 11517252 14107488 4907716 29.88 101876 2638488 2041632 11.68 2310900 2294112 73480 10:32:01 11209020 13881964 5215948 31.76 103232 2715152 2246492 12.86 2543328 2364704 20904 10:33:01 11276488 14020432 5148480 31.35 105888 2781496 2291728 13.12 2421120 2419052 21724 10:34:01 11152320 13938324 5272648 32.10 105972 2821944 2214836 12.68 2503164 2457992 7760 10:35:01 11151080 13960944 5273888 32.11 106148 2844600 2184980 12.50 2486768 2474528 332 10:36:01 11988832 15408652 4436136 27.01 109020 3431308 795152 4.55 1153348 2955292 532964 10:37:01 11232068 14665496 5192900 31.62 109412 3442080 1514776 8.67 2349636 2511724 624 10:38:01 11165128 14581940 5259840 32.02 112504 3425660 1625204 9.30 2445648 2485820 23292 Average: 11659258 14355032 4765710 29.02 100069 2744988 1837909 10.52 2148458 2318133 72928 10:26:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:27:01 ens3 200.41 134.80 2599.78 26.15 0.00 0.00 0.00 0.00 10:27:01 lo 0.66 0.66 0.08 0.08 0.00 0.00 0.00 0.00 10:28:01 ens3 878.30 515.40 1471.69 169.15 0.00 0.00 0.00 0.00 10:28:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 10:29:01 ens3 868.52 507.43 1519.80 194.95 0.00 0.00 0.00 0.00 10:29:01 lo 1.30 1.30 0.20 0.20 0.00 0.00 0.00 0.00 10:30:01 ens3 706.40 399.83 3003.12 121.05 0.00 0.00 0.00 0.00 10:30:01 lo 21.96 21.96 3.75 3.75 0.00 0.00 0.00 0.00 10:31:01 ens3 523.98 320.75 397.82 111.05 0.00 0.00 0.00 0.00 10:31:01 lo 1.82 1.82 0.28 0.28 0.00 0.00 0.00 0.00 10:32:01 ens3 3539.09 2094.98 1605.38 1016.34 0.00 0.00 0.00 0.00 10:32:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 10:33:01 ens3 6638.89 4029.16 2034.12 1861.16 0.00 0.00 0.00 0.00 10:33:01 lo 62.81 62.81 17.41 17.41 0.00 0.00 0.00 0.00 10:34:01 ens3 4103.68 2299.22 1224.83 1226.72 0.00 0.00 0.00 0.00 10:34:01 lo 9.37 9.37 1.94 1.94 0.00 0.00 0.00 0.00 10:35:01 ens3 276.10 208.97 70.02 73.17 0.00 0.00 0.00 0.00 10:35:01 lo 17.26 17.26 3.92 3.92 0.00 0.00 0.00 0.00 10:36:01 ens3 362.57 257.26 444.81 112.65 0.00 0.00 0.00 0.00 10:36:01 lo 1.40 1.40 0.28 0.28 0.00 0.00 0.00 0.00 10:37:01 ens3 212.91 132.11 55.32 440.79 0.00 0.00 0.00 0.00 10:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:38:01 ens3 21.10 16.81 16.58 8.16 0.00 0.00 0.00 0.00 10:38:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 1525.83 908.66 1205.54 446.20 0.00 0.00 0.00 0.00 Average: lo 9.82 9.82 2.33 2.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-16263) 11/29/25 _x86_64_ (4 CPU) 10:25:23 LINUX RESTART (4 CPU) 10:26:00 CPU %user %nice %system %iowait %steal %idle 10:27:01 all 20.03 0.00 1.44 1.90 0.05 76.58 10:27:01 0 34.00 0.00 1.71 0.39 0.07 63.84 10:27:01 1 14.53 0.00 1.51 4.02 0.05 79.89 10:27:01 2 21.59 0.00 2.02 2.81 0.03 73.54 10:27:01 3 9.98 0.00 0.57 0.34 0.05 89.05 10:28:01 all 64.56 0.00 2.31 0.29 0.09 32.75 10:28:01 0 68.67 0.00 1.82 0.47 0.08 28.95 10:28:01 1 68.07 0.00 3.13 0.03 0.08 28.68 10:28:01 2 62.57 0.00 2.45 0.55 0.08 34.34 10:28:01 3 58.94 0.00 1.81 0.10 0.10 39.05 10:29:01 all 48.52 0.00 2.29 0.12 0.07 49.00 10:29:01 0 51.28 0.00 2.17 0.03 0.07 46.45 10:29:01 1 50.36 0.00 3.11 0.17 0.07 46.30 10:29:01 2 44.28 0.00 2.46 0.18 0.07 53.01 10:29:01 3 48.16 0.00 1.44 0.10 0.05 50.26 10:30:01 all 50.59 0.00 1.91 0.06 0.08 47.37 10:30:01 0 52.87 0.00 1.70 0.10 0.08 45.24 10:30:01 1 54.80 0.00 1.59 0.00 0.07 43.54 10:30:01 2 51.89 0.00 2.28 0.02 0.08 45.73 10:30:01 3 42.79 0.00 2.06 0.12 0.08 54.95 10:31:01 all 44.02 0.00 2.03 0.13 0.07 53.75 10:31:01 0 42.33 0.00 1.74 0.30 0.07 55.56 10:31:01 1 41.97 0.00 2.41 0.02 0.08 55.52 10:31:01 2 46.78 0.00 1.96 0.02 0.07 51.17 10:31:01 3 44.97 0.00 2.04 0.17 0.07 52.75 10:32:01 all 47.69 0.00 8.57 0.06 0.07 43.61 10:32:01 0 49.26 0.00 8.70 0.17 0.07 41.81 10:32:01 1 47.69 0.00 9.08 0.03 0.07 43.13 10:32:01 2 46.04 0.00 9.90 0.00 0.07 43.99 10:32:01 3 47.77 0.00 6.55 0.07 0.08 45.54 10:33:01 all 41.92 0.00 14.26 0.11 0.08 43.63 10:33:01 0 42.34 0.00 8.94 0.03 0.08 48.60 10:33:01 1 39.85 0.00 14.19 0.27 0.08 45.61 10:33:01 2 41.69 0.00 16.07 0.02 0.08 42.13 10:33:01 3 43.80 0.00 17.86 0.10 0.08 38.15 10:34:01 all 41.45 0.00 13.51 0.03 0.08 44.93 10:34:01 0 42.05 0.00 9.92 0.00 0.08 47.94 10:34:01 1 38.86 0.00 14.67 0.02 0.07 46.39 10:34:01 2 43.36 0.00 19.53 0.02 0.08 37.01 10:34:01 3 41.57 0.00 9.86 0.08 0.08 48.41 10:35:01 all 45.19 0.00 1.84 0.02 0.08 52.86 10:35:01 0 42.96 0.00 1.70 0.02 0.08 55.24 10:35:01 1 44.51 0.00 2.20 0.02 0.08 53.19 10:35:01 2 46.23 0.00 1.59 0.00 0.07 52.12 10:35:01 3 47.08 0.00 1.89 0.05 0.08 50.89 10:36:01 all 34.09 0.00 5.20 0.09 0.06 60.56 10:36:01 0 27.53 0.00 1.15 0.13 0.05 71.13 10:36:01 1 53.67 0.00 17.82 0.00 0.08 28.43 10:36:01 2 27.90 0.00 0.80 0.02 0.07 71.21 10:36:01 3 27.21 0.00 0.98 0.22 0.05 71.54 10:37:01 all 38.83 0.00 1.10 0.44 0.06 59.56 10:37:01 0 19.74 0.00 0.48 0.88 0.05 78.84 10:37:01 1 44.46 0.00 1.22 0.87 0.07 53.39 10:37:01 2 58.88 0.00 1.52 0.00 0.08 39.52 10:37:01 3 32.24 0.00 1.19 0.00 0.07 66.51 10:37:01 CPU %user %nice %system %iowait %steal %idle 10:38:01 all 13.13 0.00 0.85 0.25 0.03 85.75 10:38:01 0 3.47 0.00 0.72 0.75 0.02 95.05 10:38:01 1 10.51 0.00 0.82 0.07 0.02 88.59 10:38:01 2 15.68 0.00 0.77 0.07 0.02 83.47 10:38:01 3 22.89 0.00 1.10 0.12 0.05 75.84 Average: all 40.79 0.00 4.60 0.29 0.07 54.25 Average: 0 39.69 0.00 3.39 0.27 0.07 56.59 Average: 1 42.39 0.00 5.97 0.46 0.07 51.10 Average: 2 42.20 0.00 5.11 0.31 0.07 52.31 Average: 3 38.89 0.00 3.93 0.12 0.07 56.98