---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2294 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: 2799.996 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 8.8G 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 550 12890 0 2599 15168 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:ec:17:e3 brd ff:ff:ff:ff:ff:ff inet 10.30.107.177/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86098sec preferred_lft 86098sec inet6 fe80::f816:3eff:feec:17e3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2294) 11/21/23 _x86_64_ (4 CPU) 03:05:51 LINUX RESTART (4 CPU) 03:06:01 tps rtps wtps bread/s bwrtn/s 03:07:01 138.26 67.57 70.69 4595.34 33457.30 03:08:01 109.90 14.81 95.08 380.87 19541.68 03:09:01 47.49 2.42 45.08 322.48 13566.81 03:10:01 36.91 3.20 33.71 101.05 10097.12 Average: 83.15 22.01 61.14 1350.34 19167.51 03:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:07:01 14095480 15636596 2329488 14.18 58580 1685260 736904 4.22 601100 1522320 136472 03:08:01 13375828 15153992 3049140 18.56 77692 1890288 1238080 7.09 1115236 1699860 66844 03:09:01 12671876 14565368 3753092 22.85 81260 1998064 1974428 11.30 1716988 1791756 5704 03:10:01 13289992 15602904 3134976 19.09 86804 2404988 719168 4.12 844256 2035264 393508 Average: 13358294 15239715 3066674 18.67 76084 1994650 1167145 6.68 1069395 1762300 150632 03:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:07:01 ens3 391.89 267.85 1530.60 61.77 0.00 0.00 0.00 0.00 03:07:01 lo 1.40 1.40 0.15 0.15 0.00 0.00 0.00 0.00 03:08:01 ens3 216.63 198.97 1288.99 72.56 0.00 0.00 0.00 0.00 03:08:01 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 03:09:01 ens3 2398.00 1792.92 2000.25 644.25 0.00 0.00 0.00 0.00 03:09:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 03:10:01 ens3 540.09 419.70 775.58 1430.44 0.00 0.00 0.00 0.00 03:10:01 lo 2.87 2.87 0.25 0.25 0.00 0.00 0.00 0.00 Average: ens3 886.59 669.81 1398.87 552.20 0.00 0.00 0.00 0.00 Average: lo 1.35 1.35 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-2294) 11/21/23 _x86_64_ (4 CPU) 03:05:51 LINUX RESTART (4 CPU) 03:06:01 CPU %user %nice %system %iowait %steal %idle 03:07:01 all 19.58 0.00 1.87 8.02 0.06 70.46 03:07:01 0 12.85 0.00 1.80 5.34 0.05 79.96 03:07:01 1 21.18 0.00 1.66 2.34 0.05 74.77 03:07:01 2 21.51 0.00 1.91 14.90 0.08 61.59 03:07:01 3 22.79 0.00 2.14 9.53 0.07 65.47 03:08:01 all 23.67 0.00 1.54 5.16 0.08 69.56 03:08:01 0 15.77 0.00 1.44 1.53 0.08 81.18 03:08:01 1 36.21 0.00 2.39 1.23 0.08 60.09 03:08:01 2 18.54 0.00 1.22 11.03 0.07 69.14 03:08:01 3 24.20 0.00 1.07 6.82 0.07 67.85 03:09:01 all 33.13 0.00 5.75 1.26 0.07 59.79 03:09:01 0 20.91 0.00 2.34 0.18 0.05 76.52 03:09:01 1 46.29 0.00 8.70 0.25 0.08 44.67 03:09:01 2 30.22 0.00 6.13 1.31 0.07 62.27 03:09:01 3 35.22 0.00 5.85 3.29 0.08 55.55 03:10:01 all 24.75 0.00 1.63 1.76 0.06 71.80 03:10:01 0 21.62 0.00 1.74 4.82 0.07 71.74 03:10:01 1 18.76 0.00 1.81 0.27 0.07 79.09 03:10:01 2 36.79 0.00 1.43 0.74 0.07 60.97 03:10:01 3 21.83 0.00 1.53 1.20 0.05 75.39 Average: all 25.27 0.00 2.69 4.05 0.07 67.91 Average: 0 17.78 0.00 1.83 2.97 0.06 77.35 Average: 1 30.58 0.00 3.63 1.02 0.07 64.69 Average: 2 26.76 0.00 2.67 7.00 0.07 63.50 Average: 3 25.99 0.00 2.64 5.21 0.07 66.09