---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10021 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 8.9G 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 575 12591 0 2873 15135 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:9a:95:da brd ff:ff:ff:ff:ff:ff inet 10.30.107.208/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86089sec preferred_lft 86089sec inet6 fe80::f816:3eff:fe9a:95da/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-10021) 01/06/24 _x86_64_ (4 CPU) 11:54:39 LINUX RESTART (4 CPU) 11:55:01 tps rtps wtps bread/s bwrtn/s 11:56:02 106.22 17.21 89.00 1017.70 28759.47 11:57:01 317.86 42.73 275.13 2423.45 42421.82 11:58:01 75.67 2.33 73.34 154.37 24797.87 11:59:01 14.30 3.15 11.15 290.62 4455.79 Average: 127.73 16.25 111.48 965.52 25037.04 11:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:56:02 13939132 15573608 2485836 15.13 63388 1771476 765608 4.38 666972 1605912 193144 11:57:01 12601888 14742736 3823080 23.28 84996 2235296 1450472 8.30 1579560 1985080 53604 11:58:01 11553032 13948764 4871936 29.66 89824 2478172 2172676 12.43 2622440 1976692 26544 11:59:01 11792260 14367668 4632708 28.21 91044 2653624 1684740 9.64 2270428 2084200 68756 Average: 12471578 14658194 3953390 24.07 82313 2284642 1518374 8.69 1784850 1912971 85512 11:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:56:02 ens3 74.64 50.82 1202.58 8.75 0.00 0.00 0.00 0.00 11:56:02 lo 1.53 1.53 0.16 0.16 0.00 0.00 0.00 0.00 11:57:01 ens3 501.10 431.13 4865.37 75.20 0.00 0.00 0.00 0.00 11:57:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 11:58:01 ens3 746.26 547.64 3315.07 196.48 0.00 0.00 0.00 0.00 11:58:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 11:59:01 ens3 350.69 247.41 2404.92 44.85 0.00 0.00 0.00 0.00 11:59:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 417.83 318.79 2939.04 81.34 0.00 0.00 0.00 0.00 Average: lo 0.75 0.75 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10021) 01/06/24 _x86_64_ (4 CPU) 11:54:39 LINUX RESTART (4 CPU) 11:55:01 CPU %user %nice %system %iowait %steal %idle 11:56:02 all 20.73 0.00 1.64 3.82 0.05 73.76 11:56:02 0 14.92 0.00 1.27 2.62 0.03 81.16 11:56:02 1 31.40 0.00 2.19 1.86 0.05 64.50 11:56:02 2 20.89 0.00 1.26 1.81 0.05 75.99 11:56:02 3 15.75 0.00 1.83 8.98 0.07 73.37 11:57:01 all 50.38 0.00 2.45 3.45 0.09 43.63 11:57:01 0 43.12 0.00 3.01 2.61 0.10 51.16 11:57:01 1 47.44 0.00 1.85 5.12 0.08 45.50 11:57:01 2 59.52 0.00 2.91 1.02 0.08 36.47 11:57:01 3 51.40 0.00 2.07 5.01 0.10 41.41 11:58:01 all 67.39 0.00 2.35 0.68 0.11 29.47 11:58:01 0 70.16 0.00 1.86 0.17 0.12 27.70 11:58:01 1 62.90 0.00 2.47 2.13 0.10 32.40 11:58:01 2 73.48 0.00 2.30 0.12 0.12 23.99 11:58:01 3 63.00 0.00 2.76 0.32 0.12 33.81 11:59:01 all 52.87 0.00 1.77 0.12 0.08 45.16 11:59:01 0 51.12 0.00 1.21 0.03 0.07 47.57 11:59:01 1 56.79 0.00 2.52 0.17 0.08 40.43 11:59:01 2 50.38 0.00 2.00 0.17 0.08 47.37 11:59:01 3 53.20 0.00 1.36 0.12 0.07 45.26 Average: all 47.80 0.00 2.05 2.01 0.08 48.05 Average: 0 44.80 0.00 1.83 1.35 0.08 51.94 Average: 1 49.62 0.00 2.26 2.31 0.08 45.73 Average: 2 51.03 0.00 2.11 0.78 0.08 45.99 Average: 3 45.76 0.00 2.00 3.61 0.09 48.53