---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1994 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 8.7G 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 545 12904 0 2589 15172 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:93:a9:ed brd ff:ff:ff:ff:ff:ff inet 10.30.106.34/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85940sec preferred_lft 85940sec inet6 fe80::f816:3eff:fe93:a9ed/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-1994) 12/02/23 _x86_64_ (4 CPU) 23:34:21 LINUX RESTART (4 CPU) 23:35:02 tps rtps wtps bread/s bwrtn/s 23:36:01 107.91 13.49 94.42 989.80 30046.84 23:37:01 161.94 34.89 127.05 2101.65 36622.16 23:38:01 36.73 9.08 27.65 291.15 17838.89 23:39:01 3.67 0.18 3.48 7.60 723.48 23:40:01 2.03 0.00 2.03 0.00 325.68 23:41:01 1.53 0.02 1.52 0.40 259.16 Average: 52.15 9.60 42.55 563.92 14258.85 23:35:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:36:01 13960960 15576872 2464008 15.00 63292 1752760 775404 4.44 664960 1585544 47180 23:37:01 11954644 14183608 4470324 27.22 80840 2327512 2041444 11.68 2165080 2047520 215088 23:38:01 9177228 11439348 7247740 44.13 81276 2359084 4659248 26.66 4917584 2062604 6412 23:39:01 8866576 11143196 7558392 46.02 81344 2373288 5697020 32.60 5212812 2076748 16 23:40:01 7756964 10042984 8668004 52.77 81448 2382420 5994528 34.31 6311208 2085868 724 23:41:01 11865576 14166460 4559392 27.76 81520 2397212 2061368 11.80 2216452 2081100 8700 Average: 10596991 12758745 5827977 35.48 78287 2265379 3538169 20.25 3581349 1989897 46353 23:35:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:36:01 lo 0.68 0.68 0.07 0.07 0.00 0.00 0.00 0.00 23:36:01 ens3 48.94 29.08 800.37 5.46 0.00 0.00 0.00 0.00 23:37:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 23:37:01 ens3 538.14 450.86 4011.83 123.29 0.00 0.00 0.00 0.00 23:38:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 23:38:01 ens3 491.08 413.03 147.45 205.57 0.00 0.00 0.00 0.00 23:39:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 23:39:01 ens3 661.01 456.52 204.31 268.20 0.00 0.00 0.00 0.00 23:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:40:01 ens3 525.41 400.82 155.72 244.68 0.00 0.00 0.00 0.00 23:41:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 23:41:01 ens3 531.38 385.69 164.92 234.22 0.00 0.00 0.00 0.00 Average: lo 0.25 0.25 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 467.16 356.91 914.42 180.72 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1994) 12/02/23 _x86_64_ (4 CPU) 23:34:21 LINUX RESTART (4 CPU) 23:35:02 CPU %user %nice %system %iowait %steal %idle 23:36:01 all 13.43 0.00 1.02 11.93 0.04 73.57 23:36:01 0 2.64 0.00 0.72 36.19 0.02 60.44 23:36:01 1 17.41 0.00 0.99 3.82 0.03 77.75 23:36:01 2 16.32 0.00 1.28 1.74 0.05 80.62 23:36:01 3 17.39 0.00 1.16 5.98 0.07 75.41 23:37:01 all 38.21 0.00 2.17 6.86 0.11 52.65 23:37:01 0 36.72 0.00 2.43 15.74 0.12 45.00 23:37:01 1 24.98 0.00 1.92 1.70 0.10 71.31 23:37:01 2 52.57 0.00 2.08 3.48 0.12 41.75 23:37:01 3 38.58 0.00 2.23 6.49 0.10 52.59 23:38:01 all 62.09 0.00 3.01 1.07 0.10 33.72 23:38:01 0 62.36 0.00 1.66 2.38 0.12 33.48 23:38:01 1 54.08 0.00 4.17 0.74 0.08 40.92 23:38:01 2 60.89 0.00 1.60 0.58 0.10 36.82 23:38:01 3 71.00 0.00 4.63 0.59 0.10 23.68 23:39:01 all 40.31 0.00 3.27 0.03 0.09 56.30 23:39:01 0 46.57 0.00 2.77 0.02 0.08 50.56 23:39:01 1 39.64 0.00 1.49 0.05 0.08 58.74 23:39:01 2 24.13 0.00 6.66 0.00 0.08 69.13 23:39:01 3 50.93 0.00 2.19 0.02 0.08 46.78 23:40:01 all 34.91 0.00 1.36 0.13 0.08 63.52 23:40:01 0 29.58 0.00 1.47 0.00 0.08 68.87 23:40:01 1 29.57 0.00 1.12 0.25 0.08 68.98 23:40:01 2 38.58 0.00 1.46 0.28 0.07 59.61 23:40:01 3 41.83 0.00 1.35 0.02 0.10 56.70 23:41:01 all 44.76 0.00 3.56 0.03 0.08 51.57 23:41:01 0 60.55 0.00 1.52 0.00 0.08 37.85 23:41:01 1 31.23 0.00 9.75 0.10 0.08 58.84 23:41:01 2 48.69 0.00 1.37 0.00 0.08 49.86 23:41:01 3 38.59 0.00 1.59 0.00 0.08 59.74 Average: all 39.02 0.00 2.40 3.31 0.08 55.18 Average: 0 39.84 0.00 1.76 8.97 0.08 49.35 Average: 1 32.86 0.00 3.25 1.10 0.08 62.71 Average: 2 40.26 0.00 2.41 1.01 0.08 56.24 Average: 3 43.12 0.00 2.19 2.17 0.09 52.44