---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9954 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 7.7G 12G 40% / 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 469 5242 0 2263 7225 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:2c:5f:cc brd ff:ff:ff:ff:ff:ff inet 10.32.7.79/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:fe2c:5fcc/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-9954) 03/28/26 _x86_64_ (4 CPU) 12:27:55 LINUX RESTART (4 CPU) 12:28:01 tps rtps wtps bread/s bwrtn/s 12:29:01 150.26 63.91 86.35 4230.76 40879.34 12:30:01 86.54 29.77 56.76 1657.85 9141.89 12:31:01 69.24 8.28 60.96 482.64 11609.06 12:32:01 23.03 0.68 22.35 77.68 3786.54 Average: 82.26 25.66 56.60 1612.00 16352.14 12:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:01 5963796 7389376 2203624 26.98 37152 1568116 725732 7.87 609052 1430696 84712 12:30:01 5603164 7306088 2564256 31.40 57584 1809312 793228 8.61 733396 1634700 101508 12:31:01 5315520 7344804 2851900 34.92 64008 2121824 726984 7.89 759684 1880324 90220 12:32:01 5317100 7345608 2850320 34.90 66172 2118728 732040 7.94 765328 1873448 9636 Average: 5549895 7346469 2617525 32.05 56229 1904495 744496 8.08 716865 1704792 71519 12:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:01 ens3 451.66 260.29 1448.41 67.95 0.00 0.00 0.00 0.00 12:29:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 12:30:01 ens3 83.11 71.36 479.25 17.36 0.00 0.00 0.00 0.00 12:30:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 12:31:01 ens3 360.96 358.43 3616.85 57.35 0.00 0.00 0.00 0.00 12:31:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 12:32:01 ens3 11.94 12.66 9.23 6.05 0.00 0.00 0.00 0.00 12:32:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 226.89 175.67 1388.32 37.18 0.00 0.00 0.00 0.00 Average: lo 0.92 0.92 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9954) 03/28/26 _x86_64_ (4 CPU) 12:27:55 LINUX RESTART (4 CPU) 12:28:01 CPU %user %nice %system %iowait %steal %idle 12:29:01 all 22.28 0.00 2.81 4.93 1.07 68.91 12:29:01 0 18.50 0.00 2.33 2.85 0.93 75.38 12:29:01 1 23.82 0.00 4.75 3.62 1.00 66.81 12:29:01 2 32.39 0.00 2.34 8.86 1.44 54.98 12:29:01 3 14.39 0.00 1.85 4.41 0.90 78.44 12:30:01 all 25.86 0.00 1.64 2.04 1.08 69.38 12:30:01 0 8.98 0.00 0.35 1.07 0.53 89.07 12:30:01 1 59.64 0.00 3.55 0.75 1.82 34.24 12:30:01 2 24.05 0.00 1.42 4.29 1.08 69.16 12:30:01 3 10.76 0.00 1.27 2.05 0.92 85.00 12:31:01 all 38.12 0.00 2.05 0.92 2.09 56.82 12:31:01 0 53.56 0.00 2.33 0.67 2.48 40.97 12:31:01 1 35.69 0.00 1.46 0.43 1.63 60.79 12:31:01 2 34.20 0.00 2.01 1.35 2.13 60.31 12:31:01 3 29.05 0.00 2.36 1.21 2.11 65.26 12:32:01 all 20.99 0.00 1.12 0.66 0.76 76.47 12:32:01 0 44.91 0.00 1.23 0.20 1.12 52.54 12:32:01 1 20.32 0.00 1.35 0.07 0.52 77.75 12:32:01 2 9.30 0.00 1.05 1.97 0.45 87.24 12:32:01 3 9.42 0.00 0.87 0.40 0.93 88.39 Average: all 26.81 0.00 1.91 2.14 1.25 67.89 Average: 0 31.49 0.00 1.56 1.20 1.27 64.48 Average: 1 34.86 0.00 2.78 1.22 1.24 59.90 Average: 2 24.98 0.00 1.70 4.11 1.28 67.92 Average: 3 15.91 0.00 1.59 2.02 1.22 79.27