---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-12515 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 9.2G 69G 12% / 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 588 12315 0 3136 15121 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:3b:6e:cd brd ff:ff:ff:ff:ff:ff inet 10.30.106.60/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85947sec preferred_lft 85947sec inet6 fe80::f816:3eff:fe3b:6ecd/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-12515) 11/13/25 _x86_64_ (4 CPU) 18:33:23 LINUX RESTART (4 CPU) 18:34:01 tps rtps wtps bread/s bwrtn/s 18:35:01 194.55 39.84 154.71 2415.06 51108.42 18:36:01 41.37 2.97 38.40 139.95 4888.37 18:37:01 35.24 1.05 34.19 31.33 7715.51 18:38:01 18.58 0.43 18.15 12.53 2045.39 18:39:01 12.65 0.70 11.95 72.92 1485.75 18:40:01 23.21 2.13 21.08 191.03 20706.15 Average: 54.27 7.85 46.41 477.13 14657.99 18:34:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:35:01 13111412 14940920 3313556 20.17 75772 1943620 1249208 7.15 1331904 1741820 101320 18:36:01 12348464 14253856 4076504 24.82 78436 2013348 2120764 12.14 2059780 1770120 33120 18:37:01 12147752 14272176 4277216 26.04 83348 2221204 1788332 10.23 2064528 1951304 24728 18:38:01 11676572 13845984 4748396 28.91 87068 2258472 2360208 13.51 2501440 1978624 13948 18:39:01 11786744 14079240 4638224 28.24 89624 2374952 1958568 11.21 2281180 2080672 95560 18:40:01 11367236 14246928 5057732 30.79 91896 2939868 1975964 11.31 2196372 2563032 58456 Average: 12073030 14273184 4351938 26.50 84357 2291911 1908841 10.92 2072534 2014262 54522 18:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:35:01 ens3 220.88 178.15 2408.91 39.51 0.00 0.00 0.00 0.00 18:35:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 18:36:01 ens3 2438.67 1492.85 1070.27 623.76 0.00 0.00 0.00 0.00 18:36:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 18:37:01 ens3 1365.26 864.42 3440.59 340.46 0.00 0.00 0.00 0.00 18:37:01 lo 8.50 8.50 0.83 0.83 0.00 0.00 0.00 0.00 18:38:01 ens3 964.27 569.04 346.76 238.01 0.00 0.00 0.00 0.00 18:38:01 lo 7.12 7.12 9.52 9.52 0.00 0.00 0.00 0.00 18:39:01 ens3 782.64 425.35 402.28 183.59 0.00 0.00 0.00 0.00 18:39:01 lo 5.13 5.13 0.83 0.83 0.00 0.00 0.00 0.00 18:40:01 ens3 1238.99 797.50 2948.69 312.73 0.00 0.00 0.00 0.00 18:40:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 1168.49 721.24 1769.56 289.69 0.00 0.00 0.00 0.00 Average: lo 3.71 3.71 1.89 1.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12515) 11/13/25 _x86_64_ (4 CPU) 18:33:23 LINUX RESTART (4 CPU) 18:34:01 CPU %user %nice %system %iowait %steal %idle 18:35:01 all 30.41 0.00 1.79 3.56 0.09 64.15 18:35:01 0 38.12 0.00 2.04 5.52 0.12 54.20 18:35:01 1 38.49 0.00 2.07 2.63 0.08 56.72 18:35:01 2 27.66 0.00 1.47 1.12 0.08 69.66 18:35:01 3 17.42 0.00 1.55 4.96 0.07 76.00 18:36:01 all 77.46 0.00 5.26 0.12 0.13 17.03 18:36:01 0 83.16 0.00 4.91 0.29 0.12 11.52 18:36:01 1 76.11 0.00 5.41 0.07 0.13 18.28 18:36:01 2 78.76 0.00 6.60 0.10 0.13 14.41 18:36:01 3 71.83 0.00 4.15 0.02 0.13 23.87 18:37:01 all 61.19 0.00 4.06 0.08 0.12 34.55 18:37:01 0 79.16 0.00 3.84 0.02 0.10 16.88 18:37:01 1 57.04 0.00 3.02 0.13 0.12 39.69 18:37:01 2 53.40 0.00 3.60 0.02 0.12 42.87 18:37:01 3 55.15 0.00 5.77 0.18 0.12 38.78 18:38:01 all 70.52 0.00 2.71 0.09 0.14 26.55 18:38:01 0 66.29 0.00 2.66 0.00 0.15 30.90 18:38:01 1 73.26 0.00 3.87 0.08 0.15 22.63 18:38:01 2 71.26 0.00 1.91 0.23 0.12 26.48 18:38:01 3 71.25 0.00 2.36 0.02 0.15 26.22 18:39:01 all 62.47 0.00 2.05 0.04 0.12 35.32 18:39:01 0 56.53 0.00 1.89 0.02 0.12 41.45 18:39:01 1 68.75 0.00 2.19 0.13 0.13 28.78 18:39:01 2 61.57 0.00 2.59 0.02 0.12 35.70 18:39:01 3 63.01 0.00 1.54 0.02 0.10 35.33 18:40:01 all 60.31 0.00 2.09 0.38 0.12 37.10 18:40:01 0 54.71 0.00 1.74 0.00 0.12 43.43 18:40:01 1 54.46 0.00 2.22 1.45 0.12 41.75 18:40:01 2 71.13 0.00 2.52 0.03 0.13 26.18 18:40:01 3 60.99 0.00 1.84 0.05 0.12 37.00 Average: all 60.39 0.00 2.99 0.71 0.12 35.79 Average: 0 62.99 0.00 2.85 0.97 0.12 33.07 Average: 1 61.35 0.00 3.13 0.75 0.12 34.65 Average: 2 60.63 0.00 3.12 0.25 0.12 35.89 Average: 3 56.59 0.00 2.87 0.87 0.11 39.55