---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6915 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 9.0G 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 561 12672 0 2805 15152 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:c9:2c:23 brd ff:ff:ff:ff:ff:ff inet 10.30.107.118/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86103sec preferred_lft 86103sec inet6 fe80::f816:3eff:fec9:2c23/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6915) 04/29/26 _x86_64_ (4 CPU) 03:04:44 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:00 371.27 33.19 338.08 1183.94 53516.41 03:07:01 109.18 9.80 99.38 229.30 12725.27 03:08:01 22.86 3.18 19.68 344.88 4747.08 03:09:01 37.11 8.07 29.05 205.03 4472.05 Average: 135.00 13.54 121.45 489.69 18839.48 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:00 13877584 15610360 2547384 15.51 68436 1859120 726972 4.16 606892 1712496 288908 03:07:01 13321688 15142716 3103280 18.89 82796 1925536 1237976 7.08 1107188 1752112 13644 03:08:01 12411800 14368156 4013168 24.43 85232 2054632 2011884 11.51 1902040 1858332 5648 03:09:01 13011556 15548768 3413412 20.78 90124 2621352 776184 4.44 940540 2205124 481848 Average: 13155657 15167500 3269311 19.90 81647 2115160 1188254 6.80 1139165 1882016 197512 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:00 ens3 394.97 265.96 2462.70 76.04 0.00 0.00 0.00 0.00 03:06:00 lo 1.60 1.60 0.19 0.19 0.00 0.00 0.00 0.00 03:07:01 ens3 233.87 219.81 872.31 63.57 0.00 0.00 0.00 0.00 03:07:01 lo 0.39 0.39 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 1351.89 834.66 2019.56 330.92 0.00 0.00 0.00 0.00 03:08:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:09:01 ens3 392.22 292.70 761.81 1807.55 0.00 0.00 0.00 0.00 03:09:01 lo 3.02 3.02 0.27 0.27 0.00 0.00 0.00 0.00 Average: ens3 591.73 402.51 1526.34 567.40 0.00 0.00 0.00 0.00 Average: lo 1.30 1.30 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6915) 04/29/26 _x86_64_ (4 CPU) 03:04:44 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:00 all 23.66 0.00 2.08 2.90 0.07 71.30 03:06:00 0 35.45 0.00 2.52 2.77 0.10 59.15 03:06:00 1 17.53 0.00 2.12 3.50 0.05 76.80 03:06:00 2 26.72 0.00 2.26 4.95 0.08 65.99 03:06:00 3 14.92 0.00 1.42 0.35 0.05 83.25 03:07:01 all 19.15 0.00 1.51 0.40 0.07 78.88 03:07:01 0 18.61 0.00 1.91 0.10 0.07 79.32 03:07:01 1 21.43 0.00 1.90 1.36 0.07 75.24 03:07:01 2 18.97 0.00 1.07 0.02 0.07 79.88 03:07:01 3 17.60 0.00 1.17 0.15 0.07 81.02 03:08:01 all 36.36 0.00 5.88 0.05 0.08 57.63 03:08:01 0 31.72 0.00 10.27 0.17 0.07 57.77 03:08:01 1 56.64 0.00 9.51 0.02 0.08 33.74 03:08:01 2 24.82 0.00 1.81 0.00 0.08 73.29 03:08:01 3 32.24 0.00 1.90 0.00 0.08 65.78 03:09:01 all 42.51 0.00 2.12 0.12 0.08 55.16 03:09:01 0 34.95 0.00 1.94 0.23 0.07 62.81 03:09:01 1 42.12 0.00 2.30 0.05 0.08 55.45 03:09:01 2 45.30 0.00 1.57 0.13 0.08 52.91 03:09:01 3 47.67 0.00 2.67 0.07 0.10 49.49 Average: all 30.38 0.00 2.89 0.86 0.07 65.79 Average: 0 30.14 0.00 4.15 0.82 0.07 64.82 Average: 1 34.39 0.00 3.95 1.23 0.07 60.36 Average: 2 28.91 0.00 1.67 1.27 0.08 68.07 Average: 3 28.07 0.00 1.79 0.14 0.07 69.92