---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3980 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 8.5G 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 561 13081 0 2397 15159 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:28:69:77 brd ff:ff:ff:ff:ff:ff inet 10.30.107.25/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86152sec preferred_lft 86152sec inet6 fe80::f816:3eff:fe28:6977/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3980) 11/24/23 _x86_64_ (4 CPU) 19:13:31 LINUX RESTART (4 CPU) 19:14:02 tps rtps wtps bread/s bwrtn/s 19:15:01 85.50 13.94 71.55 1005.76 12953.85 19:16:01 120.45 16.23 104.22 631.63 19784.57 19:17:01 52.14 7.55 44.59 1029.96 12951.04 Average: 86.03 12.57 73.46 888.47 15242.40 19:14:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:15:01 13959908 15586268 2465060 15.01 65492 1759704 773288 4.43 656740 1591324 178876 19:16:01 13317044 15147768 3107924 18.92 76040 1943656 1126592 6.45 1125148 1745936 12940 19:17:01 13374920 15489728 3050048 18.57 83376 2213172 819200 4.69 838012 1959596 89876 Average: 13550624 15407921 2874344 17.50 74969 1972177 906360 5.19 873300 1765619 93897 19:14:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:15:01 lo 0.95 0.95 0.10 0.10 0.00 0.00 0.00 0.00 19:15:01 ens3 52.32 34.40 849.76 6.82 0.00 0.00 0.00 0.00 19:16:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 19:16:01 ens3 170.80 127.60 1381.94 36.13 0.00 0.00 0.00 0.00 19:17:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:17:01 ens3 618.08 371.47 1104.50 130.76 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 Average: ens3 281.66 178.61 1113.52 58.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3980) 11/24/23 _x86_64_ (4 CPU) 19:13:31 LINUX RESTART (4 CPU) 19:14:02 CPU %user %nice %system %iowait %steal %idle 19:15:01 all 16.35 0.00 1.19 8.77 0.05 73.64 19:15:01 0 11.41 0.00 1.07 10.01 0.05 77.46 19:15:01 1 5.53 0.00 0.61 7.32 0.02 86.52 19:15:01 2 25.14 0.00 1.72 14.40 0.07 58.67 19:15:01 3 23.31 0.00 1.32 3.37 0.05 71.95 19:16:01 all 20.71 0.00 1.29 9.01 0.06 68.94 19:16:01 0 29.02 0.00 2.05 3.31 0.10 65.52 19:16:01 1 17.76 0.00 0.92 11.72 0.05 69.56 19:16:01 2 16.83 0.00 0.90 12.39 0.07 69.81 19:16:01 3 19.23 0.00 1.27 8.62 0.05 70.84 19:17:01 all 58.10 0.00 2.37 0.92 0.13 38.48 19:17:01 0 53.89 0.00 2.61 1.72 0.12 41.66 19:17:01 1 57.11 0.00 1.91 0.12 0.12 40.74 19:17:01 2 59.21 0.00 2.11 1.49 0.13 37.06 19:17:01 3 62.19 0.00 2.84 0.37 0.17 34.43 Average: all 31.79 0.00 1.62 6.22 0.08 60.29 Average: 0 31.58 0.00 1.92 4.98 0.09 61.44 Average: 1 26.88 0.00 1.15 6.39 0.06 65.52 Average: 2 33.76 0.00 1.57 9.40 0.09 55.18 Average: 3 34.94 0.00 1.81 4.13 0.09 59.03