---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-30007 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 10G 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 589 11416 0 4033 15122 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:be:f7:a5 brd ff:ff:ff:ff:ff:ff inet 10.30.106.119/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85625sec preferred_lft 85625sec inet6 fe80::f816:3eff:febe:f7a5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-30007) 07/23/25 _x86_64_ (4 CPU) 08:11:11 LINUX RESTART (4 CPU) 08:12:02 tps rtps wtps bread/s bwrtn/s 08:13:01 161.63 18.15 143.48 710.79 48087.85 08:14:01 45.34 0.03 45.31 0.67 13664.79 08:15:01 30.21 0.00 30.21 0.00 775.34 08:16:01 34.11 0.00 34.11 0.00 935.71 08:17:01 32.98 0.00 32.98 0.00 744.01 08:18:01 18.28 0.03 18.25 0.27 533.11 08:19:01 24.78 0.00 24.78 0.00 535.91 08:20:01 61.39 0.00 61.39 0.00 1354.44 08:21:01 12.28 0.60 11.68 18.53 2566.34 08:22:01 67.71 2.38 65.33 78.24 20318.83 08:23:01 147.91 2.98 144.93 103.98 19644.59 08:24:01 50.46 1.12 49.34 93.58 16319.15 Average: 57.11 2.09 55.03 82.97 10404.37 08:12:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:13:01 12977280 14835748 3447688 20.99 75220 1972032 1388844 7.95 1417852 1789176 104100 08:14:01 12371820 14233304 4053148 24.68 75484 1974552 1788928 10.24 2041388 1768836 256 08:15:01 12226128 14106124 4198840 25.56 75884 1991644 1822572 10.43 2168352 1785856 376 08:16:01 12226740 14128364 4198228 25.56 76288 2011852 1855384 10.62 2145276 1806064 168 08:17:01 12163992 14084004 4260976 25.94 76904 2028220 1937532 11.09 2188396 1822444 192 08:18:01 12152592 14084372 4272376 26.01 77140 2039204 1937532 11.09 2188648 1833408 184 08:19:01 12138324 14083108 4286644 26.10 77736 2050336 1937532 11.09 2189552 1844540 232 08:20:01 12100124 14079188 4324844 26.33 79252 2079736 1937532 11.09 2191456 1873916 964 08:21:01 10282440 12465400 6142528 37.40 79608 2279960 3593508 20.57 3808276 2064540 127000 08:22:01 8540072 11621284 7884896 48.01 94072 3081328 4356340 24.93 4848684 2671064 346088 08:23:01 6915076 10309372 9509892 57.90 98552 3375656 5584624 31.96 6593440 2533808 73568 08:24:01 11628664 15428744 4796304 29.20 102984 3764712 910296 5.21 1695652 2718960 31000 Average: 11310271 13621584 5114697 31.14 82427 2387436 2420885 13.85 2789748 2042718 57011 08:12:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:13:01 ens3 247.40 199.56 2371.42 31.86 0.00 0.00 0.00 0.00 08:13:01 lo 0.68 0.68 0.08 0.08 0.00 0.00 0.00 0.00 08:14:01 ens3 1.80 1.58 0.78 0.55 0.00 0.00 0.00 0.00 08:14:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 08:15:01 ens3 0.18 0.20 0.06 0.43 0.00 0.00 0.00 0.00 08:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:16:01 ens3 0.27 0.15 0.06 0.01 0.00 0.00 0.00 0.00 08:16:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 08:17:01 ens3 0.75 0.62 0.39 0.74 0.00 0.00 0.00 0.00 08:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:18:01 ens3 0.18 0.13 0.06 0.04 0.00 0.00 0.00 0.00 08:18:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 08:19:01 ens3 0.23 0.20 0.11 0.32 0.00 0.00 0.00 0.00 08:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 ens3 0.23 0.32 0.06 0.21 0.00 0.00 0.00 0.00 08:20:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 08:21:01 ens3 5.78 5.08 1.28 1.76 0.00 0.00 0.00 0.00 08:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:22:01 ens3 28.42 26.87 230.87 9.37 0.00 0.00 0.00 0.00 08:22:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 08:23:01 ens3 124.35 128.05 1164.09 1196.43 0.00 0.00 0.00 0.00 08:23:01 lo 1.17 1.17 13.51 13.51 0.00 0.00 0.00 0.00 08:24:01 ens3 67.76 93.88 223.30 1890.37 0.00 0.00 0.00 0.00 08:24:01 lo 1.17 1.17 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 39.49 37.83 329.87 261.32 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-30007) 07/23/25 _x86_64_ (4 CPU) 08:11:11 LINUX RESTART (4 CPU) 08:12:02 CPU %user %nice %system %iowait %steal %idle 08:13:01 all 34.23 0.00 1.73 3.99 0.08 59.97 08:13:01 0 28.29 0.00 1.35 0.66 0.08 69.62 08:13:01 1 39.65 0.00 2.09 5.62 0.09 52.55 08:13:01 2 36.01 0.00 1.92 4.61 0.07 57.39 08:13:01 3 33.04 0.00 1.58 5.12 0.08 60.18 08:14:01 all 35.77 0.00 0.37 0.80 0.05 63.01 08:14:01 0 51.68 0.00 0.43 0.02 0.05 47.82 08:14:01 1 25.19 0.00 0.13 0.00 0.03 74.64 08:14:01 2 21.87 0.00 0.46 3.13 0.07 74.47 08:14:01 3 44.48 0.00 0.43 0.00 0.03 55.05 08:15:01 all 40.15 0.00 0.15 0.02 0.05 59.63 08:15:01 0 75.51 0.00 0.20 0.00 0.08 24.21 08:15:01 1 26.00 0.00 0.08 0.00 0.03 73.89 08:15:01 2 36.13 0.00 0.22 0.08 0.05 63.52 08:15:01 3 22.97 0.00 0.10 0.00 0.05 76.88 08:16:01 all 29.71 0.00 0.10 0.03 0.04 70.14 08:16:01 0 50.80 0.00 0.08 0.00 0.05 49.07 08:16:01 1 15.20 0.00 0.13 0.00 0.03 84.63 08:16:01 2 12.58 0.00 0.07 0.10 0.05 87.20 08:16:01 3 40.16 0.00 0.10 0.00 0.05 59.69 08:17:01 all 27.96 0.00 0.08 0.03 0.03 71.90 08:17:01 0 2.29 0.00 0.03 0.02 0.02 97.64 08:17:01 1 73.55 0.00 0.17 0.00 0.05 26.24 08:17:01 2 32.14 0.00 0.07 0.12 0.02 67.66 08:17:01 3 3.90 0.00 0.07 0.00 0.03 96.00 08:18:01 all 25.55 0.00 0.03 0.01 0.03 74.38 08:18:01 0 2.29 0.00 0.00 0.00 0.02 97.69 08:18:01 1 66.42 0.00 0.07 0.00 0.03 33.48 08:18:01 2 25.87 0.00 0.03 0.03 0.02 74.05 08:18:01 3 7.71 0.00 0.02 0.02 0.03 92.23 08:19:01 all 25.30 0.00 0.05 0.01 0.03 74.61 08:19:01 0 0.15 0.00 0.02 0.00 0.02 99.82 08:19:01 1 99.62 0.00 0.13 0.00 0.05 0.20 08:19:01 2 0.20 0.00 0.02 0.05 0.02 99.72 08:19:01 3 1.08 0.00 0.02 0.00 0.03 98.87 08:20:01 all 25.01 0.00 0.09 0.02 0.03 74.84 08:20:01 0 0.03 0.00 0.00 0.00 0.03 99.93 08:20:01 1 99.48 0.00 0.30 0.00 0.08 0.13 08:20:01 2 0.32 0.00 0.00 0.08 0.00 99.60 08:20:01 3 0.07 0.00 0.02 0.00 0.03 99.88 08:21:01 all 26.31 0.00 0.50 0.09 0.05 73.05 08:21:01 0 14.57 0.00 0.32 0.00 0.05 85.06 08:21:01 1 42.44 0.00 0.78 0.00 0.05 56.72 08:21:01 2 20.20 0.00 0.52 0.35 0.03 78.90 08:21:01 3 27.99 0.00 0.38 0.00 0.05 71.58 08:22:01 all 55.80 0.00 2.08 0.50 0.09 41.54 08:22:01 0 41.00 0.00 1.05 0.00 0.07 57.88 08:22:01 1 69.57 0.00 1.89 0.02 0.08 28.45 08:22:01 2 42.16 0.00 3.24 1.99 0.10 52.51 08:22:01 3 70.41 0.00 2.19 0.00 0.10 27.30 08:23:01 all 59.82 0.00 2.18 0.47 0.10 37.43 08:23:01 0 66.42 0.00 2.11 0.03 0.10 31.35 08:23:01 1 66.89 0.00 2.69 0.33 0.10 29.98 08:23:01 2 58.25 0.00 1.87 0.54 0.08 39.25 08:23:01 3 47.80 0.00 2.03 0.98 0.08 49.10 08:23:01 CPU %user %nice %system %iowait %steal %idle 08:24:01 all 24.97 0.00 1.68 1.07 0.06 72.22 08:24:01 0 24.48 0.00 1.88 0.95 0.08 72.61 08:24:01 1 39.59 0.00 1.89 0.18 0.07 58.27 08:24:01 2 12.92 0.00 1.44 2.57 0.07 83.00 08:24:01 3 22.84 0.00 1.50 0.58 0.05 75.02 Average: all 34.21 0.00 0.75 0.58 0.05 64.40 Average: 0 29.80 0.00 0.62 0.14 0.05 69.39 Average: 1 55.33 0.00 0.86 0.50 0.06 43.25 Average: 2 24.86 0.00 0.82 1.13 0.05 73.14 Average: 3 26.87 0.00 0.70 0.55 0.05 71.83