---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-377 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 1136 10619 0 4283 14575 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:12:d2:c1 brd ff:ff:ff:ff:ff:ff inet 10.30.107.74/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85607sec preferred_lft 85607sec inet6 fe80::f816:3eff:fe12:d2c1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-377) 12/20/25 _x86_64_ (4 CPU) 13:20:28 LINUX RESTART (4 CPU) 13:21:00 tps rtps wtps bread/s bwrtn/s 13:22:01 185.43 31.68 153.75 1662.55 57370.27 13:23:01 82.64 11.53 71.10 748.14 8826.93 13:24:01 31.61 0.00 31.61 0.00 806.93 13:25:01 35.23 0.00 35.23 0.00 976.90 13:26:01 33.73 0.00 33.73 0.00 744.68 13:27:01 24.73 0.02 24.71 0.13 633.76 13:28:01 21.95 0.00 21.95 0.00 567.11 13:29:01 56.27 0.00 56.27 0.00 1290.72 13:30:01 31.53 3.05 28.48 111.98 909.45 13:31:01 89.90 3.22 86.69 127.82 27664.78 13:32:01 151.21 4.88 146.33 135.31 23271.45 13:33:01 24.08 2.73 21.35 76.52 13323.25 Average: 64.19 4.80 59.40 240.51 11429.54 13:21:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:22:01 13502176 15375648 2922792 17.79 72768 1991380 927176 5.31 856732 1831964 128700 13:23:01 12099304 14102780 4325664 26.34 76788 2113108 1906068 10.91 2201292 1880152 988 13:24:01 12006560 14029012 4418408 26.90 77208 2130716 1943796 11.12 2274624 1897688 532 13:25:01 11982924 14028040 4442044 27.04 77616 2151936 1943796 11.12 2275096 1918900 344 13:26:01 11961848 14025640 4463120 27.17 78240 2168612 1943796 11.12 2276156 1935580 556 13:27:01 11884168 13962732 4540800 27.65 78660 2182052 1995360 11.42 2338892 1949008 188 13:28:01 11878556 13970136 4546412 27.68 79092 2193704 1979296 11.33 2331100 1960656 520 13:29:01 11843764 13966668 4581204 27.89 80468 2220660 1979296 11.33 2332664 1987612 368 13:30:01 10292952 12656444 6132016 37.33 81824 2454944 3202360 18.33 3673328 2184228 213336 13:31:01 8140400 11641784 8284568 50.44 97808 3479448 4247604 24.31 5196008 2707056 436256 13:32:01 11536328 15554316 4888640 29.76 102240 3972620 715900 4.10 1560936 2936016 250180 13:33:01 10871048 14907440 5553920 33.81 103348 3990404 1286564 7.36 2405124 2757352 10576 Average: 11500002 14018387 4924966 29.98 83838 2587465 2005918 11.48 2476829 2162184 86879 13:21:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:22:01 ens3 218.67 152.24 2808.04 29.33 0.00 0.00 0.00 0.00 13:22:01 lo 1.25 1.25 0.15 0.15 0.00 0.00 0.00 0.00 13:23:01 ens3 166.91 121.45 1516.83 21.93 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 0.93 0.23 0.26 0.36 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 0.75 0.55 0.33 0.66 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 0.40 0.22 0.14 0.28 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 0.37 0.32 0.13 0.23 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 0.42 0.33 0.17 0.63 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 1.23 0.58 0.52 0.64 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 143.86 81.09 154.35 34.48 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 13:31:01 ens3 254.42 148.80 562.23 45.92 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 337.64 229.58 897.88 63.41 0.00 0.00 0.00 0.00 13:32:01 lo 1.33 1.33 13.53 13.53 0.00 0.00 0.00 0.00 13:33:01 ens3 751.67 291.35 514.76 391.02 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 Average: ens3 156.53 85.65 541.12 49.05 0.00 0.00 0.00 0.00 Average: lo 0.34 0.34 1.15 1.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-377) 12/20/25 _x86_64_ (4 CPU) 13:20:28 LINUX RESTART (4 CPU) 13:21:00 CPU %user %nice %system %iowait %steal %idle 13:22:01 all 23.47 0.00 1.52 6.29 0.06 68.66 13:22:01 0 13.35 0.00 0.91 0.08 0.05 85.61 13:22:01 1 17.15 0.00 1.17 0.77 0.05 80.86 13:22:01 2 13.81 0.00 1.03 15.82 0.05 69.29 13:22:01 3 49.71 0.00 2.96 8.53 0.10 38.70 13:23:01 all 43.98 0.00 0.84 0.30 0.07 54.81 13:23:01 0 25.20 0.00 0.68 0.03 0.07 74.02 13:23:01 1 39.66 0.00 0.62 0.25 0.07 59.40 13:23:01 2 77.04 0.00 0.92 0.28 0.08 21.68 13:23:01 3 34.17 0.00 1.13 0.63 0.07 63.99 13:24:01 all 33.33 0.00 0.09 0.01 0.05 66.52 13:24:01 0 6.29 0.00 0.05 0.00 0.02 93.64 13:24:01 1 60.84 0.00 0.10 0.00 0.07 39.00 13:24:01 2 64.71 0.00 0.18 0.03 0.07 35.00 13:24:01 3 1.50 0.00 0.03 0.00 0.02 98.45 13:25:01 all 26.81 0.00 0.07 0.01 0.04 73.07 13:25:01 0 0.42 0.00 0.07 0.00 0.03 99.48 13:25:01 1 99.60 0.00 0.17 0.00 0.08 0.15 13:25:01 2 6.59 0.00 0.02 0.03 0.03 93.33 13:25:01 3 0.45 0.00 0.05 0.00 0.02 99.48 13:26:01 all 25.56 0.00 0.10 0.02 0.03 74.29 13:26:01 0 0.80 0.00 0.08 0.00 0.03 99.08 13:26:01 1 99.37 0.00 0.17 0.00 0.08 0.38 13:26:01 2 1.05 0.00 0.05 0.05 0.00 98.85 13:26:01 3 0.90 0.00 0.08 0.02 0.02 98.98 13:27:01 all 25.93 0.00 0.07 0.01 0.04 73.95 13:27:01 0 1.62 0.00 0.05 0.00 0.03 98.30 13:27:01 1 99.20 0.00 0.12 0.00 0.07 0.62 13:27:01 2 0.93 0.00 0.03 0.03 0.02 98.98 13:27:01 3 2.17 0.00 0.08 0.00 0.02 97.73 13:28:01 all 26.84 0.00 0.05 0.02 0.03 73.06 13:28:01 0 0.82 0.00 0.02 0.00 0.02 99.15 13:28:01 1 99.58 0.00 0.08 0.00 0.08 0.25 13:28:01 2 0.93 0.00 0.00 0.05 0.02 99.00 13:28:01 3 5.93 0.00 0.08 0.02 0.03 93.94 13:29:01 all 27.13 0.00 0.12 0.02 0.03 72.71 13:29:01 0 0.44 0.00 0.02 0.00 0.02 99.53 13:29:01 1 99.48 0.00 0.30 0.00 0.07 0.15 13:29:01 2 0.72 0.00 0.07 0.07 0.03 99.12 13:29:01 3 7.67 0.00 0.08 0.00 0.02 92.23 13:30:01 all 51.32 0.00 0.78 0.03 0.07 47.79 13:30:01 0 29.39 0.00 0.75 0.02 0.07 69.77 13:30:01 1 91.68 0.00 1.19 0.02 0.08 7.03 13:30:01 2 43.04 0.00 0.65 0.08 0.07 56.16 13:30:01 3 41.20 0.00 0.50 0.02 0.07 58.22 13:31:01 all 53.76 0.00 2.77 1.13 0.08 42.25 13:31:01 0 33.58 0.00 1.87 3.26 0.08 61.20 13:31:01 1 48.43 0.00 1.57 0.00 0.08 49.92 13:31:01 2 69.65 0.00 4.53 0.37 0.08 25.37 13:31:01 3 63.56 0.00 3.14 0.88 0.08 32.33 13:32:01 all 57.77 0.00 2.25 0.86 0.09 39.03 13:32:01 0 55.22 0.00 2.71 2.21 0.08 39.77 13:32:01 1 70.32 0.00 2.40 0.93 0.10 26.25 13:32:01 2 48.83 0.00 2.43 0.24 0.10 48.40 13:32:01 3 56.63 0.00 1.44 0.05 0.08 41.80 13:32:01 CPU %user %nice %system %iowait %steal %idle 13:33:01 all 31.69 0.00 1.03 0.39 0.05 66.85 13:33:01 0 23.52 0.00 0.87 1.02 0.05 74.54 13:33:01 1 26.21 0.00 1.34 0.02 0.03 72.40 13:33:01 2 38.33 0.00 0.78 0.28 0.05 60.55 13:33:01 3 38.68 0.00 1.15 0.23 0.05 59.88 Average: all 35.61 0.00 0.81 0.76 0.05 62.77 Average: 0 15.90 0.00 0.67 0.55 0.05 82.82 Average: 1 70.91 0.00 0.77 0.17 0.07 28.08 Average: 2 30.42 0.00 0.89 1.47 0.05 67.17 Average: 3 25.20 0.00 0.90 0.87 0.05 72.98