---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1036 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 8.3G 70G 11% / 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 538 13388 0 2112 15191 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:5f:99:26 brd ff:ff:ff:ff:ff:ff inet 10.30.107.226/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85928sec preferred_lft 85928sec inet6 fe80::f816:3eff:fe5f:9926/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1036) 11/18/23 _x86_64_ (4 CPU) 05:33:20 LINUX RESTART (4 CPU) 05:34:01 tps rtps wtps bread/s bwrtn/s 05:35:01 16.40 0.00 16.40 0.00 17997.40 05:36:01 12.83 0.00 12.83 0.00 18025.93 05:37:01 12.20 0.00 12.20 0.00 17886.22 05:38:01 1.55 0.00 1.55 0.00 18.93 05:39:01 4.12 3.03 1.08 135.07 194.27 05:40:01 93.60 32.83 60.77 1677.59 6234.69 05:41:01 142.04 33.89 108.15 1870.44 13678.91 Average: 40.39 9.97 30.43 526.20 10576.94 05:34:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:35:01 14478828 15707636 1946132 11.85 32084 1416012 693396 3.97 475516 1299404 4 05:36:01 14478616 15707528 1946344 11.85 32164 1416024 693396 3.97 475312 1299404 4 05:37:01 14477972 15706968 1946988 11.85 32252 1416028 693396 3.97 475512 1299404 8 05:38:01 14477676 15706780 1947284 11.86 32304 1416032 693396 3.97 475736 1299404 12 05:39:01 14430292 15669056 1994668 12.14 32392 1425444 693396 3.97 515180 1306688 20 05:40:01 13974932 15575312 2450028 14.92 63336 1737548 783640 4.48 667048 1571092 184008 05:41:01 13713760 15559488 2711200 16.51 77956 1958944 803116 4.60 733160 1746996 53488 Average: 14290297 15661824 2134663 13.00 43213 1540862 721962 4.13 545352 1403199 33935 05:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:35:01 ens3 3.00 0.75 2.21 0.08 0.00 0.00 0.00 0.00 05:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:36:01 ens3 1.70 0.17 0.16 0.22 0.00 0.00 0.00 0.00 05:36:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 05:37:01 ens3 1.60 0.60 0.40 0.71 0.00 0.00 0.00 0.00 05:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:38:01 ens3 1.27 0.22 0.10 0.17 0.00 0.00 0.00 0.00 05:38:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 05:39:01 ens3 86.37 49.60 113.70 16.56 0.00 0.00 0.00 0.00 05:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:01 ens3 117.91 82.49 1044.57 18.76 0.00 0.00 0.00 0.00 05:40:01 lo 1.73 1.73 0.18 0.18 0.00 0.00 0.00 0.00 05:41:01 ens3 229.46 171.84 1514.74 61.79 0.00 0.00 0.00 0.00 05:41:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 63.05 43.67 382.30 14.04 0.00 0.00 0.00 0.00 Average: lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1036) 11/18/23 _x86_64_ (4 CPU) 05:33:20 LINUX RESTART (4 CPU) 05:34:01 CPU %user %nice %system %iowait %steal %idle 05:35:01 all 0.53 0.00 0.02 2.41 0.01 97.04 05:35:01 0 0.13 0.00 0.02 0.00 0.02 99.83 05:35:01 1 0.17 0.00 0.03 0.03 0.02 99.75 05:35:01 2 1.74 0.00 0.03 0.00 0.03 98.19 05:35:01 3 0.03 0.00 0.00 9.63 0.00 90.34 05:36:01 all 0.17 0.00 0.01 2.00 0.01 97.81 05:36:01 0 0.02 0.00 0.00 0.00 0.00 99.98 05:36:01 1 0.07 0.00 0.00 0.00 0.00 99.93 05:36:01 2 0.60 0.00 0.03 0.00 0.02 99.35 05:36:01 3 0.00 0.00 0.00 8.01 0.02 91.98 05:37:01 all 0.11 0.00 0.01 1.87 0.01 98.00 05:37:01 0 0.00 0.00 0.00 0.00 0.00 100.00 05:37:01 1 0.03 0.00 0.02 0.00 0.02 99.93 05:37:01 2 0.40 0.00 0.02 0.00 0.02 99.57 05:37:01 3 0.02 0.00 0.02 7.47 0.00 92.49 05:38:01 all 0.51 0.00 0.01 0.01 0.00 99.46 05:38:01 0 0.02 0.00 0.00 0.02 0.00 99.97 05:38:01 1 0.02 0.00 0.00 0.00 0.00 99.98 05:38:01 2 1.99 0.00 0.03 0.00 0.02 97.96 05:38:01 3 0.00 0.00 0.00 0.03 0.00 99.97 05:39:01 all 1.40 0.00 0.11 0.03 0.01 98.45 05:39:01 0 0.73 0.00 0.10 0.05 0.02 99.10 05:39:01 1 1.43 0.00 0.07 0.02 0.00 98.48 05:39:01 2 2.11 0.00 0.13 0.00 0.02 97.74 05:39:01 3 1.32 0.00 0.12 0.05 0.02 98.50 05:40:01 all 21.67 0.00 1.50 1.86 0.06 74.91 05:40:01 0 6.17 0.00 0.72 4.55 0.02 88.55 05:40:01 1 16.41 0.00 1.30 0.90 0.08 81.30 05:40:01 2 28.28 0.00 1.56 0.52 0.07 69.58 05:40:01 3 35.83 0.00 2.42 1.47 0.05 60.24 05:41:01 all 26.56 0.00 1.77 1.77 0.07 69.83 05:41:01 0 24.54 0.00 1.90 2.37 0.07 71.12 05:41:01 1 12.77 0.00 1.39 3.51 0.05 82.28 05:41:01 2 27.33 0.00 2.06 0.52 0.08 70.01 05:41:01 3 41.57 0.00 1.74 0.68 0.10 55.91 Average: all 7.26 0.00 0.49 1.42 0.02 90.81 Average: 0 4.51 0.00 0.39 1.00 0.02 94.08 Average: 1 4.41 0.00 0.40 0.64 0.02 94.53 Average: 2 8.86 0.00 0.55 0.15 0.04 90.41 Average: 3 11.25 0.00 0.61 3.91 0.03 84.21