---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4265 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.0G 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 607 12639 0 2793 15107 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:44:87:69 brd ff:ff:ff:ff:ff:ff inet 10.30.106.199/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fe44:8769/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4265) 04/07/26 _x86_64_ (4 CPU) 03:04:26 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 137.99 11.35 126.64 313.23 33130.29 03:07:01 84.50 4.48 80.02 127.58 11669.26 03:08:01 20.98 5.50 15.48 414.46 1869.02 03:09:01 55.41 6.07 49.34 159.44 19807.10 Average: 74.72 6.85 67.87 253.68 16619.60 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13884528 15612152 2540440 15.47 71304 1850468 726792 4.16 617384 1699428 153052 03:07:01 12964332 14887640 3460636 21.07 83952 2024260 1461264 8.36 1366424 1848484 13420 03:08:01 12240568 14281204 4184400 25.48 86816 2134744 2071360 11.85 2029960 1899608 66588 03:09:01 12974616 15501368 3450352 21.01 91760 2609772 804776 4.61 1004264 2182676 11236 Average: 13016011 15070591 3408957 20.75 83458 2154811 1266048 7.25 1254508 1907549 61074 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 lo 1.13 1.13 0.13 0.13 0.00 0.00 0.00 0.00 03:06:01 ens3 135.89 109.26 1552.55 24.92 0.00 0.00 0.00 0.00 03:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:07:01 ens3 268.82 242.18 2537.91 56.02 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 1458.21 1068.94 794.54 426.16 0.00 0.00 0.00 0.00 03:09:01 lo 3.42 3.42 0.32 0.32 0.00 0.00 0.00 0.00 03:09:01 ens3 132.58 141.41 312.15 1752.62 0.00 0.00 0.00 0.00 Average: lo 1.32 1.32 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 498.86 390.44 1299.30 564.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4265) 04/07/26 _x86_64_ (4 CPU) 03:04:26 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 13.75 0.00 1.20 2.21 0.06 82.78 03:06:01 0 12.88 0.00 0.75 2.05 0.05 84.26 03:06:01 1 22.01 0.00 2.00 0.67 0.10 75.21 03:06:01 2 8.67 0.00 1.00 4.12 0.03 86.17 03:06:01 3 11.46 0.00 1.02 1.99 0.03 85.50 03:07:01 all 33.18 0.00 1.44 0.23 0.07 65.08 03:07:01 0 42.60 0.00 1.45 0.03 0.08 55.83 03:07:01 1 21.20 0.00 2.00 0.08 0.07 76.65 03:07:01 2 30.35 0.00 1.45 0.08 0.07 68.05 03:07:01 3 38.57 0.00 0.87 0.75 0.07 59.75 03:08:01 all 37.16 0.00 6.08 0.08 0.07 56.61 03:08:01 0 53.23 0.00 9.84 0.12 0.07 36.74 03:08:01 1 25.26 0.00 2.43 0.02 0.08 72.20 03:08:01 2 36.68 0.00 7.84 0.12 0.07 55.30 03:08:01 3 33.55 0.00 4.22 0.07 0.07 62.10 03:09:01 all 31.13 0.00 2.07 0.62 0.06 66.12 03:09:01 0 56.99 0.00 3.11 0.28 0.07 39.55 03:09:01 1 23.38 0.00 1.53 0.05 0.07 74.97 03:09:01 2 22.55 0.00 1.98 0.70 0.08 74.69 03:09:01 3 21.48 0.00 1.66 1.44 0.05 75.37 Average: all 28.81 0.00 2.70 0.78 0.07 67.64 Average: 0 41.47 0.00 3.79 0.62 0.07 54.05 Average: 1 22.97 0.00 1.99 0.20 0.08 74.75 Average: 2 24.56 0.00 3.07 1.26 0.06 71.06 Average: 3 26.26 0.00 1.94 1.06 0.05 70.68