---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1546 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 9.5G 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 608 11913 0 3518 15101 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:e8:1b:d0 brd ff:ff:ff:ff:ff:ff inet 10.30.106.236/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85800sec preferred_lft 85800sec inet6 fe80::f816:3eff:fee8:1bd0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1546) 12/27/25 _x86_64_ (4 CPU) 04:31:27 LINUX RESTART (4 CPU) 04:32:01 tps rtps wtps bread/s bwrtn/s 04:33:01 321.83 11.33 310.50 257.96 54950.31 04:34:01 636.18 0.07 636.11 0.53 37716.65 04:35:01 8.66 0.02 8.65 4.27 1042.85 04:36:01 40.88 25.51 15.36 2070.72 8145.04 04:37:01 5.35 0.03 5.32 0.27 5269.52 04:38:01 1.25 0.00 1.25 0.00 16.13 04:39:01 0.98 0.00 0.98 0.00 12.26 04:40:01 1.37 0.02 1.35 0.13 18.00 04:41:01 19.91 0.72 19.20 74.65 1502.02 Average: 115.15 4.19 110.97 267.61 12074.55 04:32:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:33:01 12983392 15045504 3441576 20.95 101076 2127440 1375212 7.87 1188840 1966156 372392 04:34:01 12063132 14876112 4361836 26.56 132928 2763264 1621044 9.28 1448144 2543528 23468 04:35:01 11056268 13869036 5368700 32.69 132992 2763692 2682076 15.35 2442860 2542152 2976 04:36:01 11838248 15118360 4586720 27.93 133312 3218156 1118628 6.40 1277796 2931348 156984 04:37:01 11837864 15118232 4587104 27.93 133384 3218308 1137128 6.51 1278064 2931476 196 04:38:01 11837972 15118392 4586996 27.93 133416 3218316 1137128 6.51 1278244 2931484 228 04:39:01 11834748 15115228 4590220 27.95 133436 3218320 1137128 6.51 1281348 2931488 184 04:40:01 11834372 15114912 4590596 27.95 133484 3218332 1137128 6.51 1281844 2931488 220 04:41:01 12148640 15406576 4276328 26.04 135020 3196692 906800 5.19 1020076 2882460 1048 Average: 11937182 14975817 4487786 27.32 129894 2993613 1361364 7.79 1388580 2732398 61966 04:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:33:01 lo 4.33 4.33 0.80 0.80 0.00 0.00 0.00 0.00 04:33:01 ens3 281.57 202.03 2583.29 35.87 0.00 0.00 0.00 0.00 04:34:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 04:34:01 ens3 203.08 128.38 2323.40 18.82 0.00 0.00 0.00 0.00 04:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:35:01 ens3 1.33 0.83 0.33 0.52 0.00 0.00 0.00 0.00 04:36:01 lo 14.13 14.13 0.73 0.73 0.00 0.00 0.00 0.00 04:36:01 ens3 368.22 246.91 3575.22 53.13 0.00 0.00 0.00 0.00 04:37:01 lo 39.53 39.53 1.93 1.93 0.00 0.00 0.00 0.00 04:37:01 ens3 0.30 0.18 0.14 0.28 0.00 0.00 0.00 0.00 04:38:01 lo 39.86 39.86 1.95 1.95 0.00 0.00 0.00 0.00 04:38:01 ens3 0.25 0.22 0.07 0.25 0.00 0.00 0.00 0.00 04:39:01 lo 39.66 39.66 1.94 1.94 0.00 0.00 0.00 0.00 04:39:01 ens3 0.18 0.13 0.06 0.25 0.00 0.00 0.00 0.00 04:40:01 lo 39.86 39.86 1.95 1.95 0.00 0.00 0.00 0.00 04:40:01 ens3 0.77 0.60 0.34 0.44 0.00 0.00 0.00 0.00 04:41:01 lo 26.40 26.40 1.30 1.30 0.00 0.00 0.00 0.00 04:41:01 ens3 50.66 22.76 21.39 13.17 0.00 0.00 0.00 0.00 Average: lo 22.68 22.68 1.18 1.18 0.00 0.00 0.00 0.00 Average: ens3 100.71 66.89 944.90 13.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1546) 12/27/25 _x86_64_ (4 CPU) 04:31:27 LINUX RESTART (4 CPU) 04:32:01 CPU %user %nice %system %iowait %steal %idle 04:33:01 all 25.06 0.00 2.71 3.02 0.07 69.14 04:33:01 0 11.54 0.00 1.81 0.75 0.05 85.84 04:33:01 1 26.31 0.00 3.19 5.23 0.07 65.20 04:33:01 2 46.19 0.00 4.45 1.72 0.08 47.56 04:33:01 3 16.16 0.00 1.41 4.33 0.08 78.01 04:34:01 all 29.55 0.00 4.05 2.02 0.09 64.28 04:34:01 0 28.63 0.00 4.96 0.82 0.07 65.52 04:34:01 1 38.50 0.00 3.39 2.31 0.10 55.71 04:34:01 2 26.83 0.00 4.44 3.73 0.08 64.92 04:34:01 3 24.25 0.00 3.43 1.27 0.10 70.95 04:35:01 all 30.97 0.00 1.09 0.03 0.08 67.84 04:35:01 0 16.14 0.00 0.87 0.00 0.08 82.91 04:35:01 1 37.17 0.00 1.18 0.12 0.07 61.46 04:35:01 2 27.01 0.00 0.99 0.00 0.08 71.92 04:35:01 3 43.55 0.00 1.29 0.00 0.08 55.07 04:36:01 all 28.62 0.00 1.08 0.51 0.07 69.72 04:36:01 0 23.03 0.00 1.04 0.08 0.08 75.76 04:36:01 1 25.64 0.00 0.90 0.82 0.05 72.59 04:36:01 2 29.86 0.00 1.04 0.64 0.07 68.40 04:36:01 3 36.03 0.00 1.32 0.50 0.05 62.09 04:37:01 all 0.43 0.00 0.07 0.12 0.02 99.35 04:37:01 0 0.43 0.00 0.02 0.00 0.00 99.55 04:37:01 1 0.82 0.00 0.17 0.47 0.03 98.52 04:37:01 2 0.39 0.00 0.10 0.00 0.03 99.48 04:37:01 3 0.10 0.00 0.02 0.02 0.02 99.85 04:38:01 all 0.29 0.00 0.06 0.00 0.03 99.62 04:38:01 0 0.00 0.00 0.00 0.00 0.02 99.98 04:38:01 1 0.57 0.00 0.02 0.03 0.03 99.35 04:38:01 2 0.57 0.00 0.20 0.00 0.05 99.18 04:38:01 3 0.02 0.00 0.00 0.00 0.00 99.98 04:39:01 all 0.43 0.00 0.05 0.00 0.02 99.49 04:39:01 0 0.00 0.00 0.02 0.00 0.00 99.98 04:39:01 1 0.60 0.00 0.02 0.00 0.03 99.35 04:39:01 2 1.07 0.00 0.20 0.02 0.05 98.67 04:39:01 3 0.02 0.00 0.00 0.00 0.02 99.97 04:40:01 all 0.81 0.00 0.07 0.01 0.02 99.09 04:40:01 0 0.05 0.00 0.02 0.00 0.00 99.93 04:40:01 1 0.85 0.00 0.10 0.03 0.03 98.98 04:40:01 2 2.30 0.00 0.10 0.02 0.03 97.55 04:40:01 3 0.03 0.00 0.02 0.00 0.00 99.95 04:41:01 all 8.29 0.00 0.50 0.18 0.03 91.00 04:41:01 0 13.59 0.00 0.67 0.05 0.03 85.65 04:41:01 1 3.02 0.00 0.38 0.44 0.05 96.11 04:41:01 2 3.88 0.00 0.42 0.15 0.03 95.52 04:41:01 3 12.75 0.00 0.55 0.07 0.02 86.61 Average: all 13.80 0.00 1.07 0.66 0.05 84.43 Average: 0 10.36 0.00 1.04 0.19 0.04 88.37 Average: 1 14.79 0.00 1.04 1.05 0.05 83.07 Average: 2 15.30 0.00 1.32 0.69 0.06 82.63 Average: 3 14.74 0.00 0.89 0.69 0.04 83.64