---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-75957 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 8.4G 69G 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 559 13236 0 2243 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:71:d8:86 brd ff:ff:ff:ff:ff:ff inet 10.30.106.117/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86142sec preferred_lft 86142sec inet6 fe80::f816:3eff:fe71:d886/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-75957) 11/15/23 _x86_64_ (4 CPU) 07:40:23 LINUX RESTART (4 CPU) 07:41:02 tps rtps wtps bread/s bwrtn/s 07:42:01 100.47 32.93 67.55 1687.99 30137.13 07:43:01 86.60 10.55 76.05 231.69 30956.97 07:44:01 96.55 12.73 83.82 1442.67 17930.67 Average: 94.51 18.66 75.85 1117.60 26320.86 07:41:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:42:01 13997072 15597640 2427896 14.78 59828 1743668 749576 4.29 643540 1580244 195232 07:43:01 13628032 15413452 2796936 17.03 71960 1906652 1082376 6.19 846528 1724976 140388 07:44:01 13546952 15503224 2878016 17.52 78416 2063692 797104 4.56 793852 1845080 19840 Average: 13724019 15504772 2700949 16.44 70068 1904671 876352 5.02 761307 1716767 118487 07:41:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:42:01 ens3 72.06 47.97 877.73 8.95 0.00 0.00 0.00 0.00 07:42:01 lo 1.22 1.22 0.13 0.13 0.00 0.00 0.00 0.00 07:43:01 ens3 112.78 82.49 907.09 35.68 0.00 0.00 0.00 0.00 07:43:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 07:44:01 ens3 474.68 334.88 1556.63 89.81 0.00 0.00 0.00 0.00 07:44:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 220.65 155.70 1115.11 45.01 0.00 0.00 0.00 0.00 Average: lo 0.69 0.69 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-75957) 11/15/23 _x86_64_ (4 CPU) 07:40:23 LINUX RESTART (4 CPU) 07:41:02 CPU %user %nice %system %iowait %steal %idle 07:42:01 all 17.87 0.00 1.44 7.50 0.06 73.13 07:42:01 0 27.52 0.00 1.72 3.95 0.10 66.71 07:42:01 1 29.01 0.00 2.25 11.11 0.09 57.55 07:42:01 2 8.21 0.00 0.76 3.99 0.02 87.02 07:42:01 3 6.84 0.00 1.05 10.98 0.05 81.08 07:43:01 all 15.14 0.00 1.04 17.05 0.04 66.72 07:43:01 0 15.62 0.00 0.79 9.76 0.03 73.81 07:43:01 1 19.27 0.00 1.16 5.73 0.05 73.79 07:43:01 2 7.41 0.00 0.50 12.62 0.03 79.44 07:43:01 3 18.33 0.00 1.71 40.10 0.05 39.82 07:44:01 all 49.94 0.00 2.25 5.89 0.13 41.78 07:44:01 0 44.22 0.00 3.04 5.85 0.12 46.77 07:44:01 1 53.87 0.00 2.52 12.48 0.17 30.96 07:44:01 2 47.28 0.00 1.68 1.22 0.13 49.69 07:44:01 3 54.38 0.00 1.81 4.03 0.10 39.68 Average: all 27.67 0.00 1.58 10.17 0.08 60.50 Average: 0 29.10 0.00 1.85 6.53 0.08 62.44 Average: 1 34.06 0.00 1.98 9.76 0.10 54.10 Average: 2 20.97 0.00 0.98 5.96 0.06 72.03 Average: 3 26.60 0.00 1.52 18.41 0.07 53.40