---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-16306 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 1395 10355 0 4288 14316 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:cd:4f:c4 brd ff:ff:ff:ff:ff:ff inet 10.30.107.148/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85573sec preferred_lft 85573sec inet6 fe80::f816:3eff:fecd:4fc4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-16306) 11/29/25 _x86_64_ (4 CPU) 13:20:23 LINUX RESTART (4 CPU) 13:21:01 tps rtps wtps bread/s bwrtn/s 13:22:01 187.82 38.48 149.34 2290.02 27652.32 13:23:01 58.92 1.72 57.21 120.25 16859.86 13:24:01 37.81 0.00 37.81 0.00 10483.85 13:25:01 34.51 0.00 34.51 0.00 10400.53 13:26:01 39.71 0.00 39.71 0.00 10467.99 13:27:01 32.06 0.02 32.04 0.13 10414.40 13:28:01 18.40 0.00 18.40 0.00 1444.83 13:29:01 39.26 0.00 39.26 0.00 963.71 13:30:01 51.41 0.43 50.97 15.86 1158.07 13:31:01 47.63 5.80 41.83 223.70 10084.45 13:32:01 170.97 2.28 168.69 68.26 33755.84 13:33:01 46.11 5.18 40.93 134.51 20071.45 13:34:01 25.22 1.95 23.28 110.10 1676.64 Average: 60.75 4.30 56.46 227.90 11956.31 13:21:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:22:01 13320084 15238140 3104884 18.90 74988 2032236 1009556 5.78 1028292 1839432 102172 13:23:01 11492980 13501500 4931988 30.03 76656 2118416 2469472 14.13 2802976 1884828 768 13:24:01 11530752 13558304 4894216 29.80 77104 2136024 2205932 12.62 2745828 1902364 376 13:25:01 11539320 13584080 4885648 29.75 77548 2151788 2054844 11.76 2719700 1918120 220 13:26:01 11516720 13583152 4908248 29.88 78008 2171936 2054844 11.76 2720624 1938272 368 13:27:01 11499980 13581548 4924988 29.98 78464 2185652 2054844 11.76 2721460 1951972 192 13:28:01 11489596 13580536 4935372 30.05 78900 2193700 2054844 11.76 2722144 1960020 532 13:29:01 11464856 13578568 4960112 30.20 79684 2213888 2054844 11.76 2723184 1980208 700 13:30:01 10348352 12631016 6076616 37.00 81060 2376620 2982256 17.07 3668420 2141624 138968 13:31:01 8253444 11234108 8171524 49.75 91804 3009944 4320016 24.72 5179652 2657700 470332 13:32:01 7785144 11407296 8639824 52.60 100584 3591160 4089096 23.40 5493872 2759132 82812 13:33:01 10672288 14728260 5752680 35.02 102432 4008536 1459652 8.35 2579956 2781324 13876 13:34:01 10565316 14618068 5859652 35.68 105552 4003532 1592132 9.11 2704144 2763732 24176 Average: 10882987 13448044 5541981 33.74 84830 2630264 2338641 13.38 3062327 2190671 64269 13:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:22:01 ens3 266.09 185.15 3030.91 46.22 0.00 0.00 0.00 0.00 13:22:01 lo 0.93 0.93 0.11 0.11 0.00 0.00 0.00 0.00 13:23:01 ens3 110.03 73.74 1291.35 9.09 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 13:24:01 ens3 0.57 0.15 0.11 0.25 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 13:25:01 ens3 0.92 0.65 0.39 0.65 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 13:26:01 ens3 0.47 0.35 0.19 0.51 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 13:27:01 ens3 0.27 0.12 0.07 0.04 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 13:28:01 ens3 0.20 0.10 0.06 0.42 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 13:29:01 ens3 1.18 0.67 0.42 0.65 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 13:30:01 ens3 21.08 11.86 4.77 3.96 0.00 0.00 0.00 0.00 13:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:31:01 ens3 151.09 75.12 159.83 36.72 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 13:32:01 ens3 279.32 180.45 993.31 50.36 0.00 0.00 0.00 0.00 13:32:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 13:33:01 ens3 934.13 417.63 924.14 187.00 0.00 0.00 0.00 0.00 13:33:01 lo 1.58 1.58 13.55 13.55 0.00 0.00 0.00 0.00 13:34:01 ens3 97.97 70.06 37.09 255.18 0.00 0.00 0.00 0.00 13:34:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 143.33 78.16 495.58 45.47 0.00 0.00 0.00 0.00 Average: lo 0.33 0.33 1.06 1.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-16306) 11/29/25 _x86_64_ (4 CPU) 13:20:23 LINUX RESTART (4 CPU) 13:21:01 CPU %user %nice %system %iowait %steal %idle 13:22:01 all 28.58 0.00 1.91 2.78 0.10 66.63 13:22:01 0 18.73 0.00 1.35 1.77 0.08 78.07 13:22:01 1 45.16 0.00 3.38 6.62 0.12 44.73 13:22:01 2 25.34 0.00 1.45 1.40 0.10 71.71 13:22:01 3 25.10 0.00 1.47 1.37 0.08 71.97 13:23:01 all 44.47 0.00 0.68 0.53 0.08 54.23 13:23:01 0 30.01 0.00 0.73 1.42 0.07 67.78 13:23:01 1 55.78 0.00 0.62 0.22 0.10 43.28 13:23:01 2 65.92 0.00 0.78 0.02 0.10 33.18 13:23:01 3 26.23 0.00 0.55 0.50 0.07 72.65 13:24:01 all 34.18 0.00 0.12 0.33 0.06 65.32 13:24:01 0 16.74 0.00 0.10 1.32 0.07 81.78 13:24:01 1 55.77 0.00 0.17 0.00 0.07 44.00 13:24:01 2 53.30 0.00 0.22 0.00 0.08 46.40 13:24:01 3 10.84 0.00 0.02 0.00 0.02 89.13 13:25:01 all 30.74 0.00 0.10 0.35 0.05 68.76 13:25:01 0 9.03 0.00 0.05 1.39 0.05 89.47 13:25:01 1 52.28 0.00 0.10 0.00 0.07 47.56 13:25:01 2 31.76 0.00 0.12 0.00 0.05 68.08 13:25:01 3 30.00 0.00 0.12 0.00 0.05 69.83 13:26:01 all 26.89 0.00 0.08 0.45 0.04 72.54 13:26:01 0 1.29 0.00 0.07 1.79 0.05 96.80 13:26:01 1 89.08 0.00 0.13 0.00 0.08 10.70 13:26:01 2 6.10 0.00 0.07 0.02 0.02 93.80 13:26:01 3 10.99 0.00 0.05 0.00 0.02 88.94 13:27:01 all 26.44 0.00 0.06 0.36 0.04 73.10 13:27:01 0 3.03 0.00 0.08 1.46 0.05 95.37 13:27:01 1 51.97 0.00 0.07 0.00 0.05 47.92 13:27:01 2 50.16 0.00 0.10 0.00 0.05 49.69 13:27:01 3 0.67 0.00 0.02 0.00 0.02 99.30 13:28:01 all 25.95 0.00 0.06 0.08 0.04 73.87 13:28:01 0 5.40 0.00 0.05 0.28 0.05 94.22 13:28:01 1 3.77 0.00 0.10 0.00 0.02 96.12 13:28:01 2 83.40 0.00 0.07 0.00 0.07 16.47 13:28:01 3 11.54 0.00 0.00 0.02 0.02 88.43 13:29:01 all 25.45 0.00 0.08 0.02 0.04 74.42 13:29:01 0 8.59 0.00 0.07 0.07 0.05 91.22 13:29:01 1 0.10 0.00 0.02 0.00 0.00 99.88 13:29:01 2 89.05 0.00 0.20 0.00 0.08 10.66 13:29:01 3 4.23 0.00 0.07 0.02 0.02 95.67 13:30:01 all 31.71 0.00 0.35 0.02 0.07 67.85 13:30:01 0 11.20 0.00 0.30 0.08 0.12 88.31 13:30:01 1 15.03 0.00 0.15 0.00 0.03 84.79 13:30:01 2 82.92 0.00 0.45 0.00 0.08 16.55 13:30:01 3 17.95 0.00 0.48 0.00 0.03 81.53 13:31:01 all 63.16 0.00 1.79 0.42 0.11 34.52 13:31:01 0 57.03 0.00 0.88 0.12 0.10 41.87 13:31:01 1 65.85 0.00 1.57 0.10 0.12 32.36 13:31:01 2 69.60 0.00 3.51 0.03 0.12 26.75 13:31:01 3 60.18 0.00 1.19 1.42 0.12 37.09 13:32:01 all 52.74 0.00 2.56 1.87 0.10 42.73 13:32:01 0 46.22 0.00 1.03 0.37 0.10 52.28 13:32:01 1 49.72 0.00 1.00 0.00 0.08 49.19 13:32:01 2 71.13 0.00 6.36 0.92 0.12 21.48 13:32:01 3 43.81 0.00 1.87 6.24 0.12 47.97 13:32:01 CPU %user %nice %system %iowait %steal %idle 13:33:01 all 49.06 0.00 2.23 0.51 0.10 48.10 13:33:01 0 50.32 0.00 1.74 0.05 0.08 47.81 13:33:01 1 51.75 0.00 2.30 0.22 0.10 45.62 13:33:01 2 47.05 0.00 2.21 0.00 0.10 50.64 13:33:01 3 47.15 0.00 2.64 1.77 0.10 48.34 13:34:01 all 15.47 0.00 0.98 0.35 0.04 83.15 13:34:01 0 4.67 0.00 0.78 1.07 0.03 93.45 13:34:01 1 10.04 0.00 0.93 0.12 0.03 88.87 13:34:01 2 43.11 0.00 1.53 0.25 0.08 55.03 13:34:01 3 4.17 0.00 0.72 0.02 0.03 95.06 Average: all 34.97 0.00 0.84 0.62 0.07 63.50 Average: 0 20.13 0.00 0.55 0.86 0.07 78.39 Average: 1 42.01 0.00 0.81 0.56 0.07 56.55 Average: 2 55.29 0.00 1.31 0.20 0.08 43.12 Average: 3 22.50 0.00 0.71 0.87 0.05 75.87