---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3800 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.8G 12G 41% / 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 480 5089 0 2405 7209 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:63:b4:0f brd ff:ff:ff:ff:ff:ff inet 10.32.7.123/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86003sec preferred_lft 86003sec inet6 fe80::f816:3eff:fe63:b40f/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-3800) 06/20/26 _x86_64_ (4 CPU) 02:56:49 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:02 118.04 53.84 64.20 3541.16 5909.45 02:59:01 63.99 11.78 52.21 232.64 9840.09 03:00:01 41.84 0.85 40.99 21.46 7821.26 03:01:01 8.70 0.00 8.70 0.00 357.14 03:02:01 41.48 0.40 41.08 14.40 8553.91 03:03:01 26.55 0.70 25.85 77.85 4853.19 Average: 50.06 11.26 38.80 649.22 6212.46 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:02 5964084 7400396 2203336 26.98 38296 1576940 716520 7.77 602652 1435412 83808 02:59:01 5728968 7454328 2438452 29.86 58088 1828348 813172 8.82 553096 1683848 155928 03:00:01 5427000 7226116 2740420 33.55 60056 1898540 873840 9.48 791768 1743412 1712 03:01:01 5408392 7213940 2759028 33.78 61760 1902436 881864 9.57 805360 1746604 1108 03:02:01 5264768 7420012 2902652 35.54 65880 2240116 659156 7.15 615480 2064664 100720 03:03:01 5232036 7406716 2935384 35.94 68644 2256792 672784 7.30 638472 2073648 18004 Average: 5504208 7353585 2663212 32.61 58787 1950529 769556 8.35 667805 1791265 60213 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:02 ens3 390.75 202.30 1428.30 63.34 0.00 0.00 0.00 0.00 02:58:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 02:59:01 ens3 61.33 44.01 532.78 11.71 0.00 0.00 0.00 0.00 02:59:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 03:00:01 ens3 91.29 97.18 1151.75 15.25 0.00 0.00 0.00 0.00 03:00:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:01:01 ens3 51.24 74.25 54.69 11.78 0.00 0.00 0.00 0.00 03:01:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:02:01 ens3 574.99 484.65 4042.61 68.60 0.00 0.00 0.00 0.00 03:02:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:03:01 ens3 12.30 12.83 11.04 6.13 0.00 0.00 0.00 0.00 03:03:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 197.37 152.84 1205.41 29.52 0.00 0.00 0.00 0.00 Average: lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3800) 06/20/26 _x86_64_ (4 CPU) 02:56:49 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:02 all 21.45 0.00 1.69 4.34 3.81 68.72 02:58:02 0 29.50 0.00 1.79 1.49 3.16 64.07 02:58:02 1 27.12 0.00 2.09 4.56 4.66 61.56 02:58:02 2 20.02 0.00 1.38 1.73 3.73 73.15 02:58:02 3 9.20 0.00 1.51 9.54 3.65 76.11 02:59:01 all 20.62 0.00 1.41 2.14 2.15 73.68 02:59:01 0 7.91 0.00 0.63 0.73 0.93 89.81 02:59:01 1 60.19 0.00 3.50 1.68 4.08 30.56 02:59:01 2 5.82 0.00 0.30 0.05 1.18 92.65 02:59:01 3 8.46 0.00 1.17 6.08 2.40 81.89 03:00:01 all 12.70 0.00 0.72 0.98 3.37 82.22 03:00:01 0 14.97 0.00 0.39 0.00 2.86 81.78 03:00:01 1 13.50 0.00 0.48 0.15 3.52 82.35 03:00:01 2 10.51 0.00 1.05 2.80 3.67 81.96 03:00:01 3 11.84 0.00 0.97 0.95 3.43 82.80 03:01:01 all 3.69 0.00 0.32 0.04 1.72 94.23 03:01:01 0 7.03 0.00 0.50 0.00 2.06 90.41 03:01:01 1 0.02 0.00 0.05 0.00 0.55 99.39 03:01:01 2 5.66 0.00 0.43 0.02 1.90 91.99 03:01:01 3 2.05 0.00 0.31 0.15 2.35 95.14 03:02:01 all 14.15 0.00 1.45 0.32 3.62 80.46 03:02:01 0 15.28 0.00 1.76 0.20 3.54 79.23 03:02:01 1 10.03 0.00 0.86 0.02 2.46 86.63 03:02:01 2 17.59 0.00 1.31 0.44 3.67 76.98 03:02:01 3 13.67 0.00 1.86 0.62 4.80 79.04 03:03:01 all 19.91 0.00 0.98 1.13 1.85 76.13 03:03:01 0 32.79 0.00 1.39 0.23 2.20 63.38 03:03:01 1 12.36 0.00 0.89 0.83 1.29 84.63 03:03:01 2 29.65 0.00 0.94 0.67 2.80 65.94 03:03:01 3 4.77 0.00 0.71 2.78 1.09 90.64 Average: all 15.41 0.00 1.09 1.49 2.76 79.25 Average: 0 17.94 0.00 1.08 0.44 2.47 78.08 Average: 1 20.45 0.00 1.31 1.21 2.76 74.27 Average: 2 14.92 0.00 0.91 0.96 2.84 80.38 Average: 3 8.34 0.00 1.09 3.35 2.96 84.26