---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-571 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 676K 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 616 12691 0 2732 15099 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 mq state UP group default qlen 1000 link/ether fa:16:3e:a9:03:62 brd ff:ff:ff:ff:ff:ff inet 10.30.107.73/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fea9:362/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-571) 03/09/26 _x86_64_ (4 CPU) 03:04:38 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:02 156.26 18.60 137.66 529.78 52354.21 03:07:01 98.41 4.58 93.83 130.01 11692.66 03:08:01 19.73 5.25 14.48 407.46 1701.97 03:09:01 52.49 4.10 48.39 153.44 19248.53 Average: 81.65 8.14 73.50 305.91 21288.50 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:02 13937776 15602668 2487192 15.14 70412 1789572 737924 4.22 623920 1639988 136188 03:07:01 12964460 14826052 3460508 21.07 83908 1963372 1509576 8.64 1426872 1788460 9572 03:08:01 12674772 14635144 3750196 22.83 86504 2056400 1556056 8.91 1669948 1829160 45924 03:09:01 12988688 15453256 3436280 20.92 91068 2549056 845400 4.84 1042904 2130616 25944 Average: 13141424 15129280 3283544 19.99 82973 2089600 1162239 6.65 1190911 1847056 54407 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:02 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 03:06:02 ens3 122.88 91.83 1334.45 22.05 0.00 0.00 0.00 0.00 03:07:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 03:07:01 ens3 397.37 322.40 2619.89 71.36 0.00 0.00 0.00 0.00 03:08:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 1783.11 1137.97 833.03 441.00 0.00 0.00 0.00 0.00 03:09:01 lo 3.22 3.22 0.30 0.30 0.00 0.00 0.00 0.00 03:09:01 ens3 380.45 280.80 372.42 1804.68 0.00 0.00 0.00 0.00 Average: lo 1.34 1.34 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 672.14 458.85 1284.37 586.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-571) 03/09/26 _x86_64_ (4 CPU) 03:04:38 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:02 all 18.02 0.00 1.50 2.28 0.05 78.14 03:06:02 0 34.19 0.00 2.39 1.67 0.08 61.66 03:06:02 1 18.41 0.00 1.54 0.52 0.05 79.49 03:06:02 2 9.45 0.00 1.05 2.47 0.05 86.98 03:06:02 3 10.10 0.00 1.05 4.48 0.03 84.34 03:07:01 all 35.43 0.00 1.85 0.19 0.08 62.45 03:07:01 0 23.44 0.00 1.35 0.00 0.09 75.13 03:07:01 1 51.17 0.00 2.15 0.02 0.10 46.57 03:07:01 2 34.59 0.00 1.43 0.27 0.07 63.65 03:07:01 3 32.51 0.00 2.45 0.46 0.08 64.50 03:08:01 all 34.81 0.00 7.85 0.06 0.08 57.20 03:08:01 0 28.09 0.00 3.94 0.00 0.08 67.90 03:08:01 1 53.25 0.00 13.58 0.12 0.08 32.96 03:08:01 2 29.41 0.00 11.36 0.10 0.07 59.06 03:08:01 3 28.44 0.00 2.48 0.03 0.08 68.96 03:09:01 all 36.98 0.00 2.10 0.48 0.07 60.37 03:09:01 0 22.04 0.00 1.72 0.50 0.05 75.69 03:09:01 1 45.03 0.00 2.63 0.13 0.08 52.12 03:09:01 2 44.97 0.00 2.34 0.28 0.08 52.33 03:09:01 3 36.05 0.00 1.74 1.00 0.07 61.14 Average: all 31.30 0.00 3.33 0.76 0.07 64.54 Average: 0 26.94 0.00 2.35 0.54 0.08 70.09 Average: 1 41.92 0.00 4.99 0.20 0.08 52.82 Average: 2 29.59 0.00 4.06 0.78 0.07 65.50 Average: 3 26.75 0.00 1.93 1.50 0.07 69.76