---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8746 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: 2799.934 BogoMIPS: 5599.86 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 554 12606 0 2879 15157 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:cf:4a:aa brd ff:ff:ff:ff:ff:ff inet 10.30.107.177/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fecf:4aaa/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-8746) 07/11/26 _x86_64_ (4 CPU) 03:04:45 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 399.88 24.83 375.05 914.91 20064.39 03:07:01 147.55 15.46 132.09 411.46 28317.09 03:08:01 18.75 3.18 15.56 344.88 9827.96 03:09:01 41.33 4.48 36.84 172.10 13406.70 Average: 151.88 11.99 139.89 460.84 17904.47 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13797452 15525292 2627516 16.00 69148 1852092 789504 4.52 703856 1695464 295268 03:07:01 13043304 15047168 3381664 20.59 85576 2099536 1257364 7.20 1203292 1924304 12840 03:08:01 12234524 14264444 4190444 25.51 86780 2123580 2087160 11.94 2004820 1927548 416 03:09:01 12904472 15512808 3520496 21.43 91608 2688216 797776 4.57 978608 2270728 480712 Average: 12994938 15087428 3430030 20.88 83278 2190856 1232951 7.06 1222644 1954511 197309 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 261.26 168.79 1637.35 49.98 0.00 0.00 0.00 0.00 03:06:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 03:07:01 ens3 446.67 362.98 3204.25 82.33 0.00 0.00 0.00 0.00 03:07:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 03:08:01 ens3 2308.37 1614.93 546.51 537.96 0.00 0.00 0.00 0.00 03:08:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:09:01 ens3 628.51 473.42 853.36 1879.48 0.00 0.00 0.00 0.00 03:09:01 lo 3.08 3.08 0.28 0.28 0.00 0.00 0.00 0.00 Average: ens3 911.18 655.02 1560.44 637.41 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 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8746) 07/11/26 _x86_64_ (4 CPU) 03:04:45 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 21.83 0.00 1.68 2.36 0.05 74.08 03:06:01 0 25.36 0.00 2.52 7.53 0.07 64.52 03:06:01 1 25.33 0.00 1.79 1.17 0.08 71.64 03:06:01 2 16.00 0.00 1.00 0.35 0.05 82.60 03:06:01 3 20.65 0.00 1.40 0.40 0.05 77.50 03:07:01 all 25.66 0.00 2.31 0.48 0.09 71.46 03:07:01 0 24.80 0.00 2.77 0.22 0.08 72.13 03:07:01 1 26.18 0.00 2.67 1.53 0.08 69.55 03:07:01 2 29.05 0.00 1.28 0.13 0.05 69.49 03:07:01 3 22.63 0.00 2.51 0.07 0.12 74.68 03:08:01 all 32.82 0.00 7.66 1.58 0.06 57.88 03:08:01 0 19.83 0.00 11.90 3.20 0.07 65.00 03:08:01 1 27.65 0.00 5.54 3.08 0.08 63.65 03:08:01 2 61.03 0.00 6.19 0.05 0.07 32.66 03:08:01 3 22.83 0.00 7.02 0.00 0.05 70.09 03:09:01 all 41.90 0.00 2.23 0.25 0.07 55.55 03:09:01 0 34.45 0.00 2.45 0.39 0.07 62.65 03:09:01 1 41.80 0.00 2.59 0.40 0.05 55.17 03:09:01 2 48.65 0.00 2.02 0.15 0.07 49.12 03:09:01 3 42.66 0.00 1.87 0.05 0.08 55.33 Average: all 30.55 0.00 3.47 1.17 0.07 64.74 Average: 0 26.10 0.00 4.92 2.83 0.07 66.08 Average: 1 30.24 0.00 3.14 1.54 0.08 64.99 Average: 2 38.66 0.00 2.62 0.17 0.06 58.49 Average: 3 27.19 0.00 3.21 0.13 0.07 69.40