---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-40349 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 8.5G 69G 11% / 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 573 13141 0 2324 15136 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:18:3c:a8 brd ff:ff:ff:ff:ff:ff inet 10.30.106.40/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85586sec preferred_lft 85586sec inet6 fe80::f816:3eff:fe18:3ca8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-40349) 08/23/25 _x86_64_ (4 CPU) 18:04:08 LINUX RESTART (4 CPU) 18:05:03 tps rtps wtps bread/s bwrtn/s 18:06:01 15.82 0.00 15.82 0.00 17324.88 18:07:01 12.48 0.00 12.48 0.00 17487.10 18:08:01 10.71 0.00 10.71 0.00 15467.02 18:09:01 1.32 0.00 1.32 0.00 16.40 18:10:01 1.25 0.00 1.25 0.00 14.93 18:11:01 1.80 0.00 1.80 0.00 21.86 18:12:01 0.82 0.00 0.82 0.00 9.47 18:13:01 1.37 0.00 1.37 0.00 16.93 18:14:01 0.77 0.00 0.77 0.00 8.80 18:15:01 4.35 2.83 1.52 109.18 197.17 18:16:01 299.85 19.76 280.09 726.01 8768.54 18:17:01 148.08 29.60 118.48 1426.03 16015.60 Average: 41.62 4.36 37.26 188.96 6248.45 18:05:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:06:01 14461860 15687332 1963100 11.95 32084 1412936 712716 4.08 494880 1296268 32 18:07:01 14460748 15686384 1964212 11.96 32172 1412940 712716 4.08 495192 1296216 16 18:08:01 14454680 15680444 1970280 12.00 32260 1412944 712716 4.08 501816 1296224 156 18:09:01 14455008 15680808 1969952 11.99 32300 1412948 712716 4.08 501600 1296224 8 18:10:01 14454168 15680064 1970792 12.00 32396 1412940 712716 4.08 501784 1296224 8 18:11:01 14454524 15680532 1970436 12.00 32476 1412956 712716 4.08 502228 1296228 8 18:12:01 14453844 15679904 1971116 12.00 32508 1412960 712716 4.08 502048 1296236 28 18:13:01 14454136 15680268 1970824 12.00 32548 1412964 712716 4.08 502344 1296240 12 18:14:01 14453632 15679796 1971328 12.00 32580 1412964 712716 4.08 502928 1296240 164 18:15:01 14407688 15642636 2017272 12.28 32660 1421584 712716 4.08 540900 1303248 24 18:16:01 13885104 15516612 2539856 15.46 68764 1758776 799136 4.57 699072 1618544 232036 18:17:01 13474080 15515728 2950880 17.97 101156 2111332 784332 4.49 780556 1895528 183920 Average: 14322456 15650876 2102504 12.80 41159 1500687 725886 4.15 543779 1373618 34701 18:05:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:06:01 ens3 0.26 0.24 0.06 0.40 0.00 0.00 0.00 0.00 18:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:07:01 ens3 0.22 0.22 0.06 0.17 0.00 0.00 0.00 0.00 18:07:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 18:08:01 ens3 0.87 0.25 2.11 0.02 0.00 0.00 0.00 0.00 18:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:09:01 ens3 0.32 0.27 0.07 0.20 0.00 0.00 0.00 0.00 18:09:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 18:10:01 ens3 0.28 0.18 0.13 0.20 0.00 0.00 0.00 0.00 18:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:11:01 ens3 1.40 0.78 0.57 0.78 0.00 0.00 0.00 0.00 18:11:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 18:12:01 ens3 0.17 0.12 0.06 0.18 0.00 0.00 0.00 0.00 18:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:13:01 ens3 0.50 0.47 0.21 0.66 0.00 0.00 0.00 0.00 18:13:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 18:14:01 ens3 1.15 0.48 0.49 0.38 0.00 0.00 0.00 0.00 18:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:15:01 ens3 42.09 30.31 108.68 13.82 0.00 0.00 0.00 0.00 18:15:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 18:16:01 ens3 130.08 103.32 1216.96 33.63 0.00 0.00 0.00 0.00 18:16:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 18:17:01 ens3 221.36 164.86 1561.66 47.48 0.00 0.00 0.00 0.00 18:17:01 lo 3.00 3.00 0.31 0.31 0.00 0.00 0.00 0.00 Average: ens3 33.32 25.19 241.59 8.18 0.00 0.00 0.00 0.00 Average: lo 0.45 0.45 0.04 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-40349) 08/23/25 _x86_64_ (4 CPU) 18:04:08 LINUX RESTART (4 CPU) 18:05:03 CPU %user %nice %system %iowait %steal %idle 18:06:01 all 0.05 0.00 0.02 1.89 0.01 98.03 18:06:01 0 0.10 0.00 0.03 0.00 0.02 99.84 18:06:01 1 0.03 0.00 0.02 0.00 0.00 99.95 18:06:01 2 0.03 0.00 0.02 0.00 0.00 99.95 18:06:01 3 0.05 0.00 0.02 7.54 0.02 92.37 18:07:01 all 0.51 0.00 0.02 1.81 0.01 97.65 18:07:01 0 1.94 0.00 0.02 0.00 0.03 98.01 18:07:01 1 0.00 0.00 0.00 0.00 0.00 100.00 18:07:01 2 0.03 0.00 0.00 0.00 0.00 99.97 18:07:01 3 0.05 0.00 0.05 7.27 0.02 92.61 18:08:01 all 0.24 0.00 0.00 1.66 0.01 98.08 18:08:01 0 0.50 0.00 0.00 0.00 0.02 99.48 18:08:01 1 0.42 0.00 0.02 0.00 0.00 99.57 18:08:01 2 0.03 0.00 0.02 0.00 0.00 99.95 18:08:01 3 0.02 0.00 0.00 6.66 0.00 93.32 18:09:01 all 0.03 0.00 0.01 0.01 0.01 99.95 18:09:01 0 0.05 0.00 0.03 0.00 0.02 99.90 18:09:01 1 0.02 0.00 0.00 0.00 0.00 99.98 18:09:01 2 0.00 0.00 0.00 0.00 0.00 100.00 18:09:01 3 0.02 0.00 0.00 0.03 0.02 99.93 18:10:01 all 0.03 0.00 0.02 0.01 0.01 99.92 18:10:01 0 0.08 0.00 0.03 0.00 0.03 99.85 18:10:01 1 0.03 0.00 0.02 0.00 0.00 99.95 18:10:01 2 0.00 0.00 0.02 0.00 0.00 99.98 18:10:01 3 0.02 0.00 0.00 0.03 0.00 99.95 18:11:01 all 0.06 0.00 0.01 0.03 0.01 99.90 18:11:01 0 0.10 0.00 0.02 0.07 0.03 99.78 18:11:01 1 0.08 0.00 0.00 0.00 0.02 99.90 18:11:01 2 0.02 0.00 0.02 0.00 0.00 99.97 18:11:01 3 0.03 0.00 0.02 0.03 0.02 99.90 18:12:01 all 0.13 0.00 0.01 0.01 0.01 99.84 18:12:01 0 0.48 0.00 0.03 0.03 0.03 99.42 18:12:01 1 0.02 0.00 0.00 0.00 0.00 99.98 18:12:01 2 0.02 0.00 0.00 0.00 0.00 99.98 18:12:01 3 0.03 0.00 0.02 0.00 0.02 99.93 18:13:01 all 0.44 0.00 0.02 0.01 0.01 99.52 18:13:01 0 1.70 0.00 0.02 0.03 0.02 98.24 18:13:01 1 0.00 0.00 0.00 0.00 0.00 100.00 18:13:01 2 0.00 0.00 0.02 0.00 0.00 99.98 18:13:01 3 0.05 0.00 0.03 0.00 0.00 99.92 18:14:01 all 0.21 0.00 0.01 0.00 0.01 99.77 18:14:01 0 0.10 0.00 0.03 0.02 0.02 99.83 18:14:01 1 0.02 0.00 0.00 0.00 0.00 99.98 18:14:01 2 0.00 0.00 0.02 0.00 0.00 99.98 18:14:01 3 0.70 0.00 0.00 0.00 0.00 99.30 18:15:01 all 0.98 0.00 0.05 0.03 0.01 98.92 18:15:01 0 1.23 0.00 0.03 0.08 0.02 98.63 18:15:01 1 0.63 0.00 0.03 0.05 0.00 99.28 18:15:01 2 1.33 0.00 0.10 0.00 0.02 98.55 18:15:01 3 0.74 0.00 0.03 0.02 0.02 99.20 18:16:01 all 19.50 0.00 1.65 3.83 0.05 74.96 18:16:01 0 12.73 0.00 0.67 6.59 0.03 79.97 18:16:01 1 11.38 0.00 0.87 0.62 0.03 87.10 18:16:01 2 39.26 0.00 2.59 1.52 0.07 56.56 18:16:01 3 14.67 0.00 2.45 6.54 0.08 76.26 18:16:01 CPU %user %nice %system %iowait %steal %idle 18:17:01 all 26.26 0.00 1.93 3.97 0.08 67.76 18:17:01 0 45.42 0.00 2.95 2.98 0.08 48.56 18:17:01 1 22.04 0.00 1.62 1.27 0.05 75.02 18:17:01 2 19.98 0.00 1.50 0.37 0.08 78.07 18:17:01 3 17.69 0.00 1.65 11.26 0.07 69.33 Average: all 4.04 0.00 0.31 1.10 0.02 94.53 Average: 0 5.37 0.00 0.32 0.82 0.03 93.46 Average: 1 2.89 0.00 0.21 0.16 0.01 96.73 Average: 2 5.06 0.00 0.36 0.16 0.01 94.41 Average: 3 2.84 0.00 0.36 3.27 0.02 93.51