---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3815 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 436 5120 0 2419 7253 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:35:31:06 brd ff:ff:ff:ff:ff:ff inet 10.32.7.233/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86056sec preferred_lft 86056sec inet6 fe80::f816:3eff:fe35:3106/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3815) 06/20/26 _x86_64_ (4 CPU) 05:56:56 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:02 150.07 79.35 70.72 4837.99 39895.63 05:59:01 54.03 0.19 53.85 22.37 9166.66 06:00:01 74.15 32.64 41.51 1980.87 10755.14 06:01:01 16.25 7.47 8.78 373.00 3173.20 06:02:01 30.43 4.53 25.90 191.57 7005.23 Average: 65.02 24.92 40.11 1485.99 14015.17 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:02 6084272 7473092 2083140 25.51 36228 1533324 647808 7.03 524456 1397292 69076 05:59:01 5744608 7428284 2422804 29.66 54632 1794564 678404 7.36 583408 1645920 159280 06:00:01 5285036 7255008 2882376 35.29 63408 2061828 870296 9.44 790592 1877060 85368 06:01:01 4401244 6390148 3766168 46.11 64176 2078456 1596560 17.32 1678072 1864656 52 06:02:01 5313316 7493368 2854096 34.94 69564 2259676 585828 6.36 641192 1984636 25336 Average: 5365695 7207980 2801717 34.30 57602 1945570 875779 9.50 843544 1753913 67822 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:02 ens3 362.51 206.35 1215.56 63.86 0.00 0.00 0.00 0.00 05:58:02 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 05:59:01 ens3 57.78 44.60 678.84 5.09 0.00 0.00 0.00 0.00 05:59:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 06:00:01 ens3 228.43 202.72 3019.34 32.02 0.00 0.00 0.00 0.00 06:00:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 06:01:01 ens3 15.01 14.38 67.56 2.74 0.00 0.00 0.00 0.00 06:01:01 lo 94.15 94.15 34.79 34.79 0.00 0.00 0.00 0.00 06:02:01 ens3 128.61 117.98 1064.14 22.00 0.00 0.00 0.00 0.00 06:02:01 lo 26.56 26.56 1.80 1.80 0.00 0.00 0.00 0.00 Average: ens3 158.80 117.44 1210.84 25.21 0.00 0.00 0.00 0.00 Average: lo 24.85 24.85 7.40 7.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3815) 06/20/26 _x86_64_ (4 CPU) 05:56:56 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:02 all 20.39 0.00 2.75 5.51 2.55 68.81 05:58:02 0 12.23 0.00 4.57 7.12 2.19 73.89 05:58:02 1 13.72 0.00 1.95 4.84 2.10 77.39 05:58:02 2 41.92 0.00 2.38 6.31 3.45 45.95 05:58:02 3 13.78 0.00 2.10 3.75 2.50 77.87 05:59:01 all 19.11 0.00 1.23 2.14 1.30 76.22 05:59:01 0 2.00 0.00 0.37 0.41 0.25 96.97 05:59:01 1 26.73 0.00 1.71 7.46 1.76 62.34 05:59:01 2 37.66 0.00 2.36 0.49 2.09 57.40 05:59:01 3 9.98 0.00 0.52 0.17 1.06 88.27 06:00:01 all 19.77 0.00 1.65 2.08 2.93 73.57 06:00:01 0 12.64 0.00 1.22 1.99 2.39 81.76 06:00:01 1 21.71 0.00 1.94 0.97 3.50 71.87 06:00:01 2 17.53 0.00 1.25 2.24 3.00 75.97 06:00:01 3 27.24 0.00 2.17 3.11 2.83 64.66 06:01:01 all 42.62 0.00 1.58 0.37 6.08 49.35 06:01:01 0 41.67 0.00 1.49 0.38 5.98 50.48 06:01:01 1 44.98 0.00 1.52 0.25 5.91 47.35 06:01:01 2 40.78 0.00 1.56 0.48 6.28 50.91 06:01:01 3 43.05 0.00 1.77 0.41 6.14 48.63 06:02:01 all 27.26 0.00 1.50 1.07 2.30 67.86 06:02:01 0 15.37 0.00 1.23 0.12 1.77 81.51 06:02:01 1 26.76 0.00 1.36 0.05 2.42 69.41 06:02:01 2 32.99 0.00 1.51 1.24 2.62 61.64 06:02:01 3 33.93 0.00 1.91 2.89 2.41 58.86 Average: all 25.88 0.00 1.74 2.23 3.04 67.10 Average: 0 16.90 0.00 1.78 2.00 2.53 76.78 Average: 1 26.79 0.00 1.70 2.70 3.15 65.68 Average: 2 34.16 0.00 1.81 2.15 3.50 58.39 Average: 3 25.67 0.00 1.70 2.07 3.00 67.56