---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5890 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 676K 1.6G 1% /run /dev/vda1 78G 8.7G 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 715 12784 0 2540 15005 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:b4:85:1e brd ff:ff:ff:ff:ff:ff inet 10.30.106.154/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86142sec preferred_lft 86142sec inet6 fe80::f816:3eff:feb4:851e/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-5890) 02/07/26 _x86_64_ (4 CPU) 06:32:23 LINUX RESTART (4 CPU) 06:33:02 tps rtps wtps bread/s bwrtn/s 06:34:01 190.02 29.20 160.82 1684.19 48259.62 06:35:01 67.59 14.45 53.14 908.25 6182.17 06:36:01 30.43 4.82 25.61 124.38 8133.98 Average: 95.49 16.08 79.41 901.26 20705.54 06:33:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:34:01 13386348 15367772 3038620 18.50 75332 2093548 960208 5.50 883568 1910484 134292 06:35:01 12196008 14241776 4228960 25.75 77532 2153556 2096332 12.00 2066288 1910584 1220 06:36:01 13165892 15427752 3259076 19.84 79704 2363268 836404 4.79 1048960 1955932 4252 Average: 12916083 15012433 3508885 21.36 77523 2203457 1297648 7.43 1332939 1925667 46588 06:33:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:34:01 ens3 393.51 272.70 5579.38 48.56 0.00 0.00 0.00 0.00 06:34:01 lo 0.95 0.95 0.11 0.11 0.00 0.00 0.00 0.00 06:35:01 ens3 465.97 290.15 610.81 122.30 0.00 0.00 0.00 0.00 06:35:01 lo 15.48 15.48 1.89 1.89 0.00 0.00 0.00 0.00 06:36:01 ens3 505.95 381.72 776.55 224.04 0.00 0.00 0.00 0.00 06:36:01 lo 14.20 14.20 4.25 4.25 0.00 0.00 0.00 0.00 Average: ens3 455.49 315.09 2304.05 132.10 0.00 0.00 0.00 0.00 Average: lo 10.26 10.26 2.10 2.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5890) 02/07/26 _x86_64_ (4 CPU) 06:32:23 LINUX RESTART (4 CPU) 06:33:02 CPU %user %nice %system %iowait %steal %idle 06:34:01 all 23.91 0.00 1.94 4.52 0.10 69.53 06:34:01 0 26.93 0.00 1.92 6.38 0.09 64.67 06:34:01 1 11.05 0.00 1.42 8.20 0.14 79.19 06:34:01 2 27.37 0.00 2.43 2.38 0.12 67.70 06:34:01 3 30.23 0.00 1.99 1.14 0.09 66.55 06:35:01 all 39.23 0.00 1.20 0.77 0.09 58.71 06:35:01 0 39.03 0.00 1.10 0.48 0.08 59.30 06:35:01 1 40.14 0.00 1.35 0.80 0.08 57.63 06:35:01 2 34.45 0.00 1.45 1.55 0.10 62.44 06:35:01 3 43.29 0.00 0.92 0.27 0.08 55.44 06:36:01 all 27.61 0.00 1.42 0.38 0.08 70.51 06:36:01 0 25.25 0.00 1.08 0.03 0.08 73.55 06:36:01 1 28.44 0.00 1.22 0.80 0.08 69.46 06:36:01 2 31.25 0.00 1.89 0.05 0.07 66.74 06:36:01 3 25.50 0.00 1.47 0.63 0.08 72.31 Average: all 30.29 0.00 1.52 1.87 0.09 66.23 Average: 0 30.43 0.00 1.37 2.27 0.08 65.85 Average: 1 26.67 0.00 1.33 3.23 0.10 68.67 Average: 2 31.05 0.00 1.92 1.32 0.10 65.62 Average: 3 33.03 0.00 1.45 0.68 0.08 64.76