---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6140 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 8.7G 11G 45% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 463 4216 0 3295 7215 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:fb:b5:27 brd ff:ff:ff:ff:ff:ff inet 10.32.7.241/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86016sec preferred_lft 86016sec inet6 fe80::f816:3eff:fefb:b527/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6140) 07/18/26 _x86_64_ (4 CPU) 15:07:55 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:02 151.55 64.88 86.67 4254.98 40806.28 15:10:01 78.09 24.00 54.09 1470.80 9962.11 15:11:01 60.56 6.35 54.21 213.96 35806.97 15:12:01 9.87 0.00 9.87 0.00 386.20 15:13:01 44.84 2.20 42.64 115.58 8726.68 15:14:01 26.73 0.70 26.03 77.85 4892.65 Average: 61.90 16.33 45.56 1021.04 16783.09 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:02 5968252 7405028 2199168 26.93 38016 1578200 700104 7.60 597652 1436840 98868 15:10:01 5640776 7402232 2526644 30.94 58136 1864748 837432 9.09 631360 1693904 155416 15:11:01 4589516 7282380 3577904 43.81 60020 2780892 789728 8.57 742664 2606188 1760 15:12:01 4572484 7272864 3594936 44.02 62004 2785440 797824 8.66 754268 2609804 780 15:13:01 4346084 7402064 3821336 46.79 66852 3128784 679080 7.37 642040 2933476 111416 15:14:01 4330184 7397888 3837236 46.98 69188 3137928 675496 7.33 654056 2936808 10368 Average: 4907883 7360409 3259537 39.91 59036 2545999 746611 8.10 670340 2369503 63101 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:02 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 15:09:02 ens3 444.47 244.90 1464.93 65.48 0.00 0.00 0.00 0.00 15:10:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 15:10:01 ens3 71.51 60.31 532.09 15.32 0.00 0.00 0.00 0.00 15:11:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:11:01 ens3 571.09 355.97 15265.89 31.39 0.00 0.00 0.00 0.00 15:12:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:12:01 ens3 58.47 83.29 73.88 13.66 0.00 0.00 0.00 0.00 15:13:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 15:13:01 ens3 621.65 584.47 4115.97 72.75 0.00 0.00 0.00 0.00 15:14:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 15:14:01 ens3 12.35 13.28 11.22 6.31 0.00 0.00 0.00 0.00 Average: lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 297.22 224.16 3585.75 34.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6140) 07/18/26 _x86_64_ (4 CPU) 15:07:55 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:02 all 21.84 0.00 2.70 4.78 1.41 69.27 15:09:02 0 23.22 0.00 2.00 3.94 1.31 69.52 15:09:02 1 13.20 0.00 1.54 1.13 1.05 83.08 15:09:02 2 38.02 0.00 4.83 9.09 1.92 46.15 15:09:02 3 13.02 0.00 2.48 5.00 1.33 78.17 15:10:01 all 21.65 0.00 1.47 2.05 1.20 73.63 15:10:01 0 44.72 0.00 2.36 1.47 1.79 49.66 15:10:01 1 17.59 0.00 1.67 0.68 1.01 79.04 15:10:01 2 8.57 0.00 1.00 5.88 0.93 83.62 15:10:01 3 15.69 0.00 0.78 0.19 1.05 82.30 15:11:01 all 13.61 0.00 1.13 1.39 0.79 83.09 15:11:01 0 15.05 0.00 0.53 0.13 0.75 83.53 15:11:01 1 16.78 0.00 1.82 0.87 0.75 79.78 15:11:01 2 13.39 0.00 1.15 3.49 1.20 80.77 15:11:01 3 9.22 0.00 1.05 1.07 0.45 88.21 15:12:01 all 4.07 0.00 0.30 0.03 0.28 95.32 15:12:01 0 6.41 0.00 0.53 0.00 0.33 92.72 15:12:01 1 1.54 0.00 0.03 0.00 0.12 98.31 15:12:01 2 5.22 0.00 0.30 0.12 0.52 93.85 15:12:01 3 3.09 0.00 0.32 0.00 0.13 96.46 15:13:01 all 16.00 0.00 1.42 0.77 1.17 80.64 15:13:01 0 22.24 0.00 1.50 0.48 1.02 74.76 15:13:01 1 8.61 0.00 1.03 0.50 0.92 88.94 15:13:01 2 20.87 0.00 1.89 1.39 1.72 74.13 15:13:01 3 12.27 0.00 1.27 0.72 1.03 84.71 15:14:01 all 20.61 0.00 1.00 0.89 0.92 76.59 15:14:01 0 24.51 0.00 0.95 0.08 0.93 73.52 15:14:01 1 34.74 0.00 1.33 0.13 1.23 62.57 15:14:01 2 14.50 0.00 1.32 3.28 0.83 80.07 15:14:01 3 8.71 0.00 0.38 0.08 0.66 90.16 Average: all 16.29 0.00 1.34 1.65 0.96 79.76 Average: 0 22.65 0.00 1.31 1.02 1.02 74.00 Average: 1 15.42 0.00 1.24 0.55 0.85 81.95 Average: 2 16.78 0.00 1.75 3.87 1.19 76.42 Average: 3 10.32 0.00 1.05 1.18 0.78 86.68