---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2529 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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: 2799.998 BogoMIPS: 5599.99 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.9G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 591 12643 0 2805 15118 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 1458 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:2b:a0:03 brd ff:ff:ff:ff:ff:ff inet 10.30.107.221/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86022sec preferred_lft 86022sec inet6 fe80::f816:3eff:fe2b:a003/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2529) 12/05/23 _x86_64_ (4 CPU) 13:08:05 LINUX RESTART (4 CPU) 13:09:01 tps rtps wtps bread/s bwrtn/s 13:10:01 111.55 18.33 93.22 1113.15 27593.93 13:11:01 175.69 18.70 156.99 897.45 30427.46 13:12:01 80.57 2.37 78.20 102.38 25252.72 13:13:01 56.33 1.05 55.28 56.11 8228.99 13:14:01 47.95 0.97 46.98 60.80 5599.87 Average: 94.42 8.28 86.14 445.98 19420.68 13:09:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 13904996 15616652 2519972 15.34 69928 1836636 1099004 6.29 630320 1669240 159000 13:11:01 11815120 13819860 4609848 28.07 87988 2097564 2494384 14.28 2501204 1854524 41024 13:12:01 12111744 14315520 4313224 26.26 95060 2281436 1889808 10.82 2056296 1988900 9672 13:13:01 10235832 12697652 6189136 37.68 99392 2525376 3390552 19.40 3741500 2161708 30860 13:14:01 12943864 15478504 3481104 21.19 104928 2591376 855584 4.90 1000672 2200276 5052 Average: 12202311 14385638 4222657 25.71 91459 2266478 1945866 11.14 1985998 1974930 49122 13:09:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 ens3 60.91 40.04 954.17 20.74 0.00 0.00 0.00 0.00 13:10:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 13:11:01 ens3 338.46 318.93 3181.55 59.02 0.00 0.00 0.00 0.00 13:11:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 13:12:01 ens3 180.42 173.35 1192.59 36.58 0.00 0.00 0.00 0.00 13:12:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 13:13:01 ens3 596.48 516.26 3243.96 228.59 0.00 0.00 0.00 0.00 13:13:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 13:14:01 ens3 243.67 252.50 346.47 652.55 0.00 0.00 0.00 0.00 13:14:01 lo 35.00 35.00 3.15 3.15 0.00 0.00 0.00 0.00 Average: ens3 284.00 260.23 1783.84 199.48 0.00 0.00 0.00 0.00 Average: lo 7.40 7.40 0.67 0.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2529) 12/05/23 _x86_64_ (4 CPU) 13:08:05 LINUX RESTART (4 CPU) 13:09:01 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 16.35 0.00 1.31 10.36 0.06 71.92 13:10:01 0 4.04 0.00 0.75 18.72 0.05 76.44 13:10:01 1 16.39 0.00 0.90 2.12 0.05 80.54 13:10:01 2 16.02 0.00 1.26 4.46 0.05 78.21 13:10:01 3 29.06 0.00 2.33 16.12 0.12 52.38 13:11:01 all 48.73 0.00 2.19 5.49 0.16 43.43 13:11:01 0 48.00 0.00 1.74 4.63 0.19 45.44 13:11:01 1 45.58 0.00 2.27 6.82 0.13 45.19 13:11:01 2 53.25 0.00 1.49 1.46 0.14 43.67 13:11:01 3 48.12 0.00 3.26 9.06 0.15 39.41 13:12:01 all 39.09 0.00 1.16 1.67 0.10 57.98 13:12:01 0 42.21 0.00 0.79 0.02 0.10 56.88 13:12:01 1 33.54 0.00 1.26 5.24 0.13 59.83 13:12:01 2 39.19 0.00 1.16 0.94 0.08 58.64 13:12:01 3 41.41 0.00 1.44 0.47 0.08 56.61 13:13:01 all 60.86 0.00 2.29 0.63 0.18 36.04 13:13:01 0 64.43 0.00 3.03 0.35 0.12 32.07 13:13:01 1 58.73 0.00 2.63 0.82 0.19 37.64 13:13:01 2 60.92 0.00 2.12 0.59 0.18 36.18 13:13:01 3 59.35 0.00 1.39 0.75 0.22 38.29 13:14:01 all 22.62 0.00 1.51 2.90 0.07 72.89 13:14:01 0 17.49 0.00 1.20 0.30 0.07 80.94 13:14:01 1 36.99 0.00 2.16 1.39 0.08 59.38 13:14:01 2 19.06 0.00 1.56 4.74 0.07 74.57 13:14:01 3 16.99 0.00 1.09 5.19 0.07 76.67 Average: all 37.50 0.00 1.69 4.21 0.11 56.49 Average: 0 35.18 0.00 1.50 4.81 0.10 58.40 Average: 1 38.21 0.00 1.84 3.28 0.12 56.56 Average: 2 37.67 0.00 1.52 2.44 0.10 58.27 Average: 3 38.97 0.00 1.90 6.30 0.13 52.71