---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2400 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 615 996 0 2332 3061 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:bd:e0:8c brd ff:ff:ff:ff:ff:ff inet 10.32.6.15/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85953sec preferred_lft 85953sec inet6 fe80::f816:3eff:febd:e08c/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-2400) 06/07/25 _x86_64_ (4 CPU) 20:22:55 LINUX RESTART (4 CPU) 20:23:01 tps rtps wtps bread/s bwrtn/s 20:24:01 164.42 65.34 99.08 4294.22 42591.98 20:25:01 89.40 29.68 59.72 1628.93 10821.00 20:26:01 10.41 0.02 10.40 0.13 475.92 20:27:01 37.24 10.40 26.85 727.88 3618.86 20:28:01 2.40 0.08 2.32 2.93 172.10 20:29:01 31.27 6.31 24.96 175.67 3226.26 20:30:01 27.51 0.75 26.76 86.25 7617.40 Average: 51.81 16.08 35.73 987.98 9788.92 20:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:24:01 1830152 3394744 2208492 54.68 49540 1670572 571812 11.24 509728 1528324 170208 20:25:01 1525944 3263640 2512700 62.22 57728 1828004 718340 14.12 653868 1673676 4620 20:26:01 1513804 3258820 2524840 62.52 59576 1832532 722288 14.20 660876 1677456 1528 20:27:01 621256 2493300 3417388 84.62 62368 1952852 1451688 28.54 1460004 1758128 3812 20:28:01 588144 2460624 3450500 85.44 62444 1952932 1490436 29.30 1494736 1755508 240 20:29:01 1187884 3299372 2850760 70.59 65776 2183536 601588 11.83 822496 1822788 141140 20:30:01 1016060 3129108 3022584 74.84 68300 2182480 776600 15.27 991408 1824048 26072 Average: 1183321 3042801 2855323 70.70 60819 1943273 904679 17.78 941874 1719990 49660 20:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:24:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 20:24:01 ens3 412.51 274.77 1506.99 70.52 0.00 0.00 0.00 0.00 20:25:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 20:25:01 ens3 157.79 140.36 905.92 27.25 0.00 0.00 0.00 0.00 20:26:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 20:26:01 ens3 60.04 86.62 66.11 13.98 0.00 0.00 0.00 0.00 20:27:01 lo 1.52 1.52 0.84 0.84 0.00 0.00 0.00 0.00 20:27:01 ens3 264.44 295.18 1607.39 47.23 0.00 0.00 0.00 0.00 20:28:01 lo 13.08 13.08 3.84 3.84 0.00 0.00 0.00 0.00 20:28:01 ens3 4.30 3.28 1.05 0.96 0.00 0.00 0.00 0.00 20:29:01 lo 15.24 15.24 3.34 3.34 0.00 0.00 0.00 0.00 20:29:01 ens3 526.02 399.58 1464.23 105.35 0.00 0.00 0.00 0.00 20:30:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 20:30:01 ens3 38.28 23.56 18.62 93.34 0.00 0.00 0.00 0.00 Average: lo 4.82 4.82 1.20 1.20 0.00 0.00 0.00 0.00 Average: ens3 209.06 174.77 795.77 51.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2400) 06/07/25 _x86_64_ (4 CPU) 20:22:55 LINUX RESTART (4 CPU) 20:23:01 CPU %user %nice %system %iowait %steal %idle 20:24:01 all 20.55 0.00 2.21 4.73 0.06 72.44 20:24:01 0 21.77 0.00 2.14 2.07 0.05 73.97 20:24:01 1 32.75 0.00 3.57 8.88 0.08 54.72 20:24:01 2 16.03 0.00 1.99 6.59 0.07 75.33 20:24:01 3 11.68 0.00 1.12 1.37 0.03 85.79 20:25:01 all 15.44 0.00 0.85 1.68 0.05 81.97 20:25:01 0 32.04 0.00 1.42 2.08 0.07 64.39 20:25:01 1 8.13 0.00 0.55 2.33 0.03 88.96 20:25:01 2 10.43 0.00 0.77 1.47 0.05 87.28 20:25:01 3 11.07 0.00 0.70 0.86 0.05 87.32 20:26:01 all 4.03 0.00 0.24 0.05 0.03 95.65 20:26:01 0 2.39 0.00 0.12 0.12 0.03 97.35 20:26:01 1 6.96 0.00 0.45 0.08 0.03 92.48 20:26:01 2 2.03 0.00 0.05 0.00 0.02 97.90 20:26:01 3 4.75 0.00 0.32 0.00 0.03 94.90 20:27:01 all 25.96 0.00 0.97 0.33 0.06 72.67 20:27:01 0 26.39 0.00 0.84 0.23 0.05 72.49 20:27:01 1 24.51 0.00 0.57 0.43 0.07 74.42 20:27:01 2 27.79 0.00 1.02 0.33 0.05 70.80 20:27:01 3 25.16 0.00 1.46 0.32 0.07 72.99 20:28:01 all 3.56 0.00 0.32 0.02 0.03 96.07 20:28:01 0 4.17 0.00 0.28 0.02 0.03 95.49 20:28:01 1 2.93 0.00 0.30 0.02 0.02 96.73 20:28:01 2 2.89 0.00 0.30 0.00 0.03 96.77 20:28:01 3 4.24 0.00 0.40 0.07 0.03 95.26 20:29:01 all 17.24 0.00 1.12 0.15 0.06 81.43 20:29:01 0 19.23 0.00 0.87 0.15 0.05 79.70 20:29:01 1 17.84 0.00 1.62 0.33 0.05 80.15 20:29:01 2 15.77 0.00 1.07 0.03 0.07 83.06 20:29:01 3 16.15 0.00 0.92 0.08 0.07 82.78 20:30:01 all 24.67 0.00 0.83 0.77 0.05 73.69 20:30:01 0 12.89 0.00 0.80 0.27 0.03 86.01 20:30:01 1 47.63 0.00 1.20 0.28 0.08 50.80 20:30:01 2 14.72 0.00 0.43 0.02 0.03 84.79 20:30:01 3 23.39 0.00 0.85 2.50 0.03 73.22 Average: all 15.92 0.00 0.93 1.10 0.05 82.00 Average: 0 16.98 0.00 0.92 0.71 0.05 81.35 Average: 1 20.10 0.00 1.18 1.76 0.05 76.91 Average: 2 12.80 0.00 0.80 1.20 0.05 85.15 Average: 3 13.78 0.00 0.83 0.74 0.05 84.61