---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3363 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 8.3G 11G 44% / 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 474 4561 0 2939 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:12:49:c3 brd ff:ff:ff:ff:ff:ff inet 10.32.6.173/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86019sec preferred_lft 86019sec inet6 fe80::f816:3eff:fe12:49c3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3363) 06/13/26 _x86_64_ (4 CPU) 22:37:56 LINUX RESTART (4 CPU) 22:38:01 tps rtps wtps bread/s bwrtn/s 22:39:01 160.03 77.11 82.92 4751.22 40798.68 22:40:01 58.60 1.13 57.46 42.52 10213.40 22:41:01 78.62 29.73 48.89 1637.86 24133.84 22:42:01 10.00 0.00 10.00 0.00 394.87 22:43:01 44.84 2.15 42.69 115.18 8741.48 22:44:01 27.36 0.70 26.66 77.84 4908.36 Average: 63.24 18.47 44.77 1104.15 14865.42 22:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:39:01 5954236 7385500 2213176 27.10 37012 1574424 719436 7.81 614352 1435672 89372 22:40:01 5770544 7484336 2396868 29.35 56880 1818948 613376 6.66 516500 1681364 144784 22:41:01 4956576 7289092 3210836 39.31 59836 2425748 779012 8.45 742084 2250604 1776 22:42:01 4941260 7281596 3226152 39.50 61912 2430464 787020 8.54 751232 2254312 816 22:43:01 4702300 7398016 3465112 42.43 66780 2773816 667792 7.25 653044 2577424 111356 22:44:01 4676740 7384400 3490672 42.74 69136 2782960 681324 7.39 674352 2580748 10500 Average: 5166943 7370490 3000469 36.74 58593 2301060 707993 7.68 658594 2130021 59767 22:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:39:01 ens3 477.97 276.94 1560.25 68.62 0.00 0.00 0.00 0.00 22:39:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 22:40:01 ens3 39.72 32.74 362.14 4.03 0.00 0.00 0.00 0.00 22:40:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:41:01 ens3 371.84 243.14 9336.72 31.11 0.00 0.00 0.00 0.00 22:41:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 22:42:01 ens3 60.37 86.59 67.02 14.01 0.00 0.00 0.00 0.00 22:42:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:43:01 ens3 646.73 589.35 4092.40 71.85 0.00 0.00 0.00 0.00 22:43:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 22:44:01 ens3 12.43 13.20 10.39 6.33 0.00 0.00 0.00 0.00 22:44:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 268.17 206.98 2571.33 32.66 0.00 0.00 0.00 0.00 Average: lo 0.78 0.78 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3363) 06/13/26 _x86_64_ (4 CPU) 22:37:56 LINUX RESTART (4 CPU) 22:38:01 CPU %user %nice %system %iowait %steal %idle 22:39:01 all 22.58 0.00 2.85 4.98 1.47 68.12 22:39:01 0 20.22 0.00 2.27 6.03 1.22 70.26 22:39:01 1 10.32 0.00 4.57 5.72 1.28 78.11 22:39:01 2 32.93 0.00 1.79 1.73 1.61 61.93 22:39:01 3 26.85 0.00 2.78 6.47 1.75 62.16 22:40:01 all 20.54 0.00 1.43 1.63 1.47 74.93 22:40:01 0 0.45 0.00 0.40 0.87 0.23 98.05 22:40:01 1 14.60 0.00 1.05 4.95 1.16 78.24 22:40:01 2 55.19 0.00 3.18 0.57 2.21 38.84 22:40:01 3 12.03 0.00 1.08 0.15 2.28 84.46 22:41:01 all 16.28 0.00 1.24 1.90 1.36 79.22 22:41:01 0 12.86 0.00 1.06 2.93 1.18 81.97 22:41:01 1 9.21 0.00 0.57 0.65 1.03 88.53 22:41:01 2 25.84 0.00 2.17 2.93 1.68 67.37 22:41:01 3 17.25 0.00 1.15 1.05 1.52 79.04 22:42:01 all 4.35 0.00 0.31 0.03 0.21 95.10 22:42:01 0 0.27 0.00 0.03 0.02 0.03 99.65 22:42:01 1 2.02 0.00 0.15 0.12 0.17 97.55 22:42:01 2 7.88 0.00 0.30 0.00 0.38 91.44 22:42:01 3 7.25 0.00 0.77 0.02 0.27 91.69 22:43:01 all 18.99 0.00 1.80 0.55 1.37 77.29 22:43:01 0 30.03 0.00 1.41 0.52 1.43 66.61 22:43:01 1 17.28 0.00 1.62 0.52 1.20 79.38 22:43:01 2 17.85 0.00 2.01 0.70 1.20 78.23 22:43:01 3 10.76 0.00 2.15 0.47 1.63 84.98 22:44:01 all 20.63 0.00 0.98 1.03 1.06 76.29 22:44:01 0 13.44 0.00 0.67 0.95 0.62 84.33 22:44:01 1 31.69 0.00 1.36 0.20 1.33 65.42 22:44:01 2 25.56 0.00 0.73 0.08 1.21 72.42 22:44:01 3 11.86 0.00 1.18 2.90 1.09 82.97 Average: all 17.24 0.00 1.44 1.69 1.16 78.48 Average: 0 12.88 0.00 0.97 1.88 0.79 83.48 Average: 1 14.19 0.00 1.55 2.03 1.03 81.20 Average: 2 27.55 0.00 1.70 1.00 1.38 68.36 Average: 3 14.33 0.00 1.52 1.84 1.43 80.88