---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6001 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 9.4G 68G 13% / 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 543 12017 0 3478 15165 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:75:2f:82 brd ff:ff:ff:ff:ff:ff inet 10.30.106.163/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86039sec preferred_lft 86039sec inet6 fe80::f816:3eff:fe75:2f82/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6001) 02/17/24 _x86_64_ (4 CPU) 04:31:35 LINUX RESTART (4 CPU) 04:32:02 tps rtps wtps bread/s bwrtn/s 04:33:01 113.85 40.57 73.28 1927.40 38443.79 04:34:01 260.35 10.42 249.93 222.53 40712.93 04:35:01 552.85 0.05 552.80 0.40 37842.45 04:36:01 14.00 0.02 13.98 4.27 665.49 04:37:01 41.36 24.88 16.48 1815.03 8359.54 Average: 196.77 15.10 181.67 790.13 25160.47 04:32:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:33:01 14075100 15612960 2349868 14.31 57988 1683952 759424 4.35 621336 1522120 152364 04:34:01 12932448 15122728 3492520 21.26 108348 2232272 1329568 7.61 1136740 2048512 449896 04:35:01 12137836 14956288 4287132 26.10 131168 2772652 1590892 9.10 1387584 2530452 7416 04:36:01 10950268 13769552 5474700 33.33 131236 2773144 2801292 16.03 2559172 2529140 8 04:37:01 12326616 15542776 4098352 24.95 146652 3142784 785036 4.49 918940 2805228 148672 Average: 12484454 15000861 3940514 23.99 115078 2520961 1453242 8.32 1324754 2287090 151671 04:32:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:33:01 lo 1.22 1.22 0.13 0.13 0.00 0.00 0.00 0.00 04:33:01 ens3 291.97 173.58 1248.56 44.40 0.00 0.00 0.00 0.00 04:34:01 lo 4.47 4.47 0.79 0.79 0.00 0.00 0.00 0.00 04:34:01 ens3 259.43 207.00 2174.85 43.04 0.00 0.00 0.00 0.00 04:35:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 04:35:01 ens3 214.91 137.79 2073.11 22.17 0.00 0.00 0.00 0.00 04:36:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 04:36:01 ens3 2.95 4.07 0.30 4.87 0.00 0.00 0.00 0.00 04:37:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 04:37:01 ens3 329.26 225.15 3222.52 38.67 0.00 0.00 0.00 0.00 Average: lo 1.35 1.35 0.21 0.21 0.00 0.00 0.00 0.00 Average: ens3 219.46 149.43 1745.52 30.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6001) 02/17/24 _x86_64_ (4 CPU) 04:31:35 LINUX RESTART (4 CPU) 04:32:02 CPU %user %nice %system %iowait %steal %idle 04:33:01 all 18.70 0.00 1.60 10.65 0.07 68.98 04:33:01 0 24.66 0.00 2.21 4.32 0.12 68.69 04:33:01 1 17.54 0.00 1.34 0.59 0.03 80.50 04:33:01 2 12.94 0.00 1.41 5.19 0.05 80.41 04:33:01 3 19.67 0.00 1.45 32.63 0.07 46.18 04:34:01 all 23.60 0.00 2.65 9.16 0.08 64.51 04:34:01 0 33.58 0.00 2.19 4.05 0.08 60.09 04:34:01 1 25.34 0.00 4.60 7.15 0.10 62.81 04:34:01 2 22.35 0.00 2.28 1.56 0.08 73.73 04:34:01 3 13.13 0.00 1.53 23.89 0.07 61.39 04:35:01 all 27.69 0.00 3.16 6.30 0.11 62.75 04:35:01 0 11.57 0.00 0.97 0.08 0.08 87.30 04:35:01 1 18.98 0.00 4.39 2.43 0.12 74.09 04:35:01 2 62.79 0.00 5.05 1.30 0.12 30.74 04:35:01 3 17.65 0.00 2.29 21.41 0.08 58.57 04:36:01 all 31.74 0.00 1.05 0.09 0.09 67.02 04:36:01 0 34.04 0.00 1.40 0.05 0.08 64.43 04:36:01 1 33.54 0.00 0.95 0.05 0.08 65.37 04:36:01 2 36.34 0.00 1.16 0.13 0.10 62.27 04:36:01 3 23.08 0.00 0.68 0.13 0.08 76.02 04:37:01 all 32.64 0.00 1.62 0.81 0.09 64.84 04:37:01 0 20.44 0.00 1.25 0.63 0.08 77.60 04:37:01 1 30.92 0.00 1.37 0.52 0.10 67.09 04:37:01 2 25.70 0.00 0.99 1.32 0.08 71.91 04:37:01 3 53.57 0.00 2.89 0.74 0.10 42.71 Average: all 26.91 0.00 2.02 5.38 0.09 65.61 Average: 0 24.84 0.00 1.60 1.82 0.09 71.65 Average: 1 25.29 0.00 2.53 2.15 0.09 69.94 Average: 2 32.03 0.00 2.17 1.89 0.09 63.82 Average: 3 25.47 0.00 1.77 15.66 0.08 57.02