---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-15402 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 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 567 11185 0 4286 15142 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:d3:5a:ac brd ff:ff:ff:ff:ff:ff inet 10.30.106.162/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86005sec preferred_lft 86005sec inet6 fe80::f816:3eff:fed3:5aac/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-15402) 11/26/25 _x86_64_ (4 CPU) 13:02:41 LINUX RESTART (4 CPU) 13:03:01 tps rtps wtps bread/s bwrtn/s 13:04:01 307.97 47.52 260.45 2332.80 12325.60 13:05:01 150.32 16.40 133.93 812.26 25016.10 13:06:01 23.48 4.13 19.35 192.10 5384.17 13:07:01 30.81 0.10 30.71 1.87 7200.00 13:08:01 43.93 0.48 43.44 8.40 24230.63 13:09:01 65.17 3.08 62.09 303.68 49844.63 Average: 103.61 11.95 91.66 608.47 20667.09 13:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:04:01 13751388 15459100 2673580 16.28 70360 1831824 896208 5.13 772848 1673144 244460 13:05:01 12230532 14376104 4194436 25.54 81160 2245924 1804576 10.33 1951648 1987016 12932 13:06:01 11857620 14082796 4567348 27.81 84548 2319148 2189804 12.53 2279100 2025284 19844 13:07:01 11540140 13878172 4884828 29.74 89616 2422692 2226128 12.74 2490468 2120376 6772 13:08:01 11227212 15153128 5197756 31.65 94052 3962164 1121296 6.42 1513064 3365580 1276524 13:09:01 11486848 15536860 4938120 30.06 97272 4078844 773012 4.42 1182216 3435492 29696 Average: 12015623 14747693 4409345 26.85 86168 2810099 1501837 8.59 1698224 2434482 265038 13:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:04:01 ens3 167.43 112.83 1407.92 38.83 0.00 0.00 0.00 0.00 13:04:01 lo 1.37 1.37 0.17 0.17 0.00 0.00 0.00 0.00 13:05:01 ens3 713.43 519.41 6161.42 95.43 0.00 0.00 0.00 0.00 13:05:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 13:06:01 ens3 1536.56 908.40 1118.94 351.43 0.00 0.00 0.00 0.00 13:06:01 lo 5.48 5.48 25.74 25.74 0.00 0.00 0.00 0.00 13:07:01 ens3 98.10 72.74 555.88 14.91 0.00 0.00 0.00 0.00 13:07:01 lo 1.27 1.27 0.20 0.20 0.00 0.00 0.00 0.00 13:08:01 ens3 452.72 312.13 5038.40 49.40 0.00 0.00 0.00 0.00 13:08:01 lo 1.32 1.32 0.14 0.14 0.00 0.00 0.00 0.00 13:09:01 ens3 1112.88 584.52 1876.47 226.27 0.00 0.00 0.00 0.00 13:09:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 680.20 418.35 2693.21 129.38 0.00 0.00 0.00 0.00 Average: lo 1.77 1.77 4.39 4.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-15402) 11/26/25 _x86_64_ (4 CPU) 13:02:41 LINUX RESTART (4 CPU) 13:03:01 CPU %user %nice %system %iowait %steal %idle 13:04:01 all 23.66 0.00 1.79 2.98 0.05 71.52 13:04:01 0 17.30 0.00 2.05 5.40 0.05 75.20 13:04:01 1 15.70 0.00 1.08 2.57 0.03 80.61 13:04:01 2 23.87 0.00 1.10 0.75 0.05 74.22 13:04:01 3 37.77 0.00 2.91 3.19 0.08 56.05 13:05:01 all 51.71 0.00 2.20 0.82 0.08 45.19 13:05:01 0 48.59 0.00 2.81 0.37 0.08 48.14 13:05:01 1 51.48 0.00 1.69 1.15 0.07 45.61 13:05:01 2 54.64 0.00 1.98 0.47 0.08 42.83 13:05:01 3 52.14 0.00 2.32 1.27 0.08 44.19 13:06:01 all 43.12 0.00 4.12 0.15 0.07 52.55 13:06:01 0 44.57 0.00 4.57 0.30 0.07 50.50 13:06:01 1 45.82 0.00 4.94 0.08 0.08 49.07 13:06:01 2 39.27 0.00 3.52 0.08 0.07 57.06 13:06:01 3 42.84 0.00 3.42 0.13 0.07 53.54 13:07:01 all 21.08 0.00 0.66 0.19 0.06 78.01 13:07:01 0 23.83 0.00 0.82 0.47 0.07 74.82 13:07:01 1 20.22 0.00 0.42 0.07 0.03 79.26 13:07:01 2 23.07 0.00 0.92 0.03 0.08 75.90 13:07:01 3 17.21 0.00 0.45 0.17 0.07 82.11 13:08:01 all 27.50 0.00 1.73 1.03 0.07 69.67 13:08:01 0 38.69 0.00 1.40 0.87 0.08 58.95 13:08:01 1 22.82 0.00 2.33 1.53 0.05 73.27 13:08:01 2 25.57 0.00 1.91 0.79 0.08 71.65 13:08:01 3 22.90 0.00 1.28 0.89 0.10 74.83 13:09:01 all 35.51 0.00 1.89 2.60 0.09 59.92 13:09:01 0 30.75 0.00 1.88 2.23 0.05 65.08 13:09:01 1 49.62 0.00 2.26 3.62 0.10 44.40 13:09:01 2 32.06 0.00 1.24 2.11 0.07 64.52 13:09:01 3 29.64 0.00 2.15 2.44 0.12 65.65 Average: all 33.76 0.00 2.06 1.29 0.07 62.81 Average: 0 33.95 0.00 2.26 1.61 0.07 62.12 Average: 1 34.26 0.00 2.12 1.50 0.06 62.05 Average: 2 33.07 0.00 1.78 0.71 0.07 64.37 Average: 3 33.77 0.00 2.09 1.35 0.09 62.70