---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-652 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 672K 1.6G 1% /run /dev/vda1 78G 9.2G 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 552 12388 0 3098 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:e7:c9:35 brd ff:ff:ff:ff:ff:ff inet 10.30.107.23/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86155sec preferred_lft 86155sec inet6 fe80::f816:3eff:fee7:c935/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-652) 11/29/23 _x86_64_ (4 CPU) 18:06:21 LINUX RESTART (4 CPU) 18:07:01 tps rtps wtps bread/s bwrtn/s 18:08:01 130.44 23.31 107.13 1213.93 47284.79 18:09:01 130.78 6.52 124.26 177.70 19784.04 18:10:01 61.94 1.02 60.92 60.92 23190.53 Average: 107.72 10.28 97.44 484.19 30086.45 18:07:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:08:01 13922880 15627856 2502088 15.23 70752 1829064 699124 4.00 622024 1657484 132308 18:09:01 12535504 14758592 3889464 23.68 85340 2316252 1369548 7.84 1545272 2085628 72060 18:10:01 12663256 15491744 3761712 22.90 93568 2902196 831000 4.76 1112304 2373048 39732 Average: 13040547 15292731 3384421 20.61 83220 2349171 966557 5.53 1093200 2038720 81367 18:07:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:08:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 18:08:01 ens3 83.32 55.12 1205.99 12.43 0.00 0.00 0.00 0.00 18:09:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 18:09:01 ens3 601.58 501.15 6888.69 95.89 0.00 0.00 0.00 0.00 18:10:01 lo 17.86 17.86 1.61 1.61 0.00 0.00 0.00 0.00 18:10:01 ens3 278.97 290.78 1187.01 2679.34 0.00 0.00 0.00 0.00 Average: lo 6.33 6.33 0.57 0.57 0.00 0.00 0.00 0.00 Average: ens3 321.29 282.35 3093.90 929.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-652) 11/29/23 _x86_64_ (4 CPU) 18:06:21 LINUX RESTART (4 CPU) 18:07:01 CPU %user %nice %system %iowait %steal %idle 18:08:01 all 18.50 0.00 1.40 6.36 0.05 73.69 18:08:01 0 9.99 0.00 0.75 0.13 0.02 89.11 18:08:01 1 7.20 0.00 0.95 16.09 0.05 75.71 18:08:01 2 18.08 0.00 1.42 4.16 0.03 76.31 18:08:01 3 38.75 0.00 2.46 5.07 0.08 53.64 18:09:01 all 32.32 0.00 1.83 0.49 0.09 65.27 18:09:01 0 31.16 0.00 2.23 0.08 0.08 66.45 18:09:01 1 34.03 0.00 1.93 1.11 0.12 62.82 18:09:01 2 31.17 0.00 1.52 0.47 0.08 66.75 18:09:01 3 32.90 0.00 1.67 0.33 0.10 65.00 18:10:01 all 25.55 0.00 1.60 1.20 0.06 71.59 18:10:01 0 38.50 0.00 2.48 0.47 0.07 58.49 18:10:01 1 12.77 0.00 1.37 2.03 0.03 83.79 18:10:01 2 7.69 0.00 0.77 1.89 0.07 89.58 18:10:01 3 43.15 0.00 1.75 0.42 0.08 54.59 Average: all 25.46 0.00 1.61 2.68 0.07 70.18 Average: 0 26.55 0.00 1.82 0.23 0.06 71.35 Average: 1 18.00 0.00 1.42 6.41 0.07 74.11 Average: 2 18.98 0.00 1.24 2.17 0.06 77.55 Average: 3 38.26 0.00 1.96 1.94 0.09 57.75