---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-13936 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 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 539 12414 0 3085 15170 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:54:0b:4a brd ff:ff:ff:ff:ff:ff inet 10.30.107.223/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86156sec preferred_lft 86156sec inet6 fe80::f816:3eff:fe54:b4a/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-13936) 03/17/24 _x86_64_ (4 CPU) 18:10:23 LINUX RESTART (4 CPU) 18:11:01 tps rtps wtps bread/s bwrtn/s 18:12:01 101.47 13.54 87.92 983.51 21146.63 18:13:01 182.42 35.26 147.16 1863.29 33862.76 18:14:01 67.92 1.45 66.47 68.39 33095.55 Average: 117.27 16.75 100.52 971.73 29367.40 18:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:12:01 13907812 15537896 2517148 15.33 65296 1764092 825092 4.72 702160 1593032 109512 18:13:01 12468584 14810084 3956376 24.09 87552 2431052 1333984 7.63 1507680 2185008 139168 18:14:01 12701284 15521980 3723676 22.67 92992 2892968 791720 4.53 1188356 2254672 25180 Average: 13025893 15289987 3399067 20.69 81947 2362704 983599 5.63 1132732 2010904 91287 18:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:12:01 ens3 52.04 33.72 873.48 6.66 0.00 0.00 0.00 0.00 18:12:01 lo 1.20 1.20 0.13 0.13 0.00 0.00 0.00 0.00 18:13:01 ens3 701.22 588.80 7810.22 107.89 0.00 0.00 0.00 0.00 18:13:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 18:14:01 ens3 252.41 267.61 777.39 2458.96 0.00 0.00 0.00 0.00 18:14:01 lo 19.60 19.60 1.77 1.77 0.00 0.00 0.00 0.00 Average: ens3 335.19 296.68 3153.44 857.74 0.00 0.00 0.00 0.00 Average: lo 7.09 7.09 0.65 0.65 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-13936) 03/17/24 _x86_64_ (4 CPU) 18:10:23 LINUX RESTART (4 CPU) 18:11:01 CPU %user %nice %system %iowait %steal %idle 18:12:01 all 17.71 0.00 1.22 6.82 0.06 74.19 18:12:01 0 22.00 0.00 1.30 1.20 0.07 75.43 18:12:01 1 5.49 0.00 0.57 0.38 0.03 93.52 18:12:01 2 36.46 0.00 1.97 3.28 0.12 58.17 18:12:01 3 6.87 0.00 1.02 22.42 0.05 69.65 18:13:01 all 42.12 0.00 2.57 2.30 0.10 52.91 18:13:01 0 40.94 0.00 2.80 0.44 0.10 55.73 18:13:01 1 42.03 0.00 1.79 1.69 0.08 54.41 18:13:01 2 50.66 0.00 2.97 1.51 0.13 44.73 18:13:01 3 34.91 0.00 2.72 5.51 0.10 56.76 18:14:01 all 29.90 0.00 2.02 3.18 0.08 64.83 18:14:01 0 27.64 0.00 1.83 0.20 0.08 70.25 18:14:01 1 40.52 0.00 2.96 1.64 0.07 54.81 18:14:01 2 34.31 0.00 1.46 0.17 0.07 64.00 18:14:01 3 17.05 0.00 1.80 10.75 0.07 70.33 Average: all 29.89 0.00 1.93 4.10 0.08 63.99 Average: 0 30.16 0.00 1.97 0.61 0.08 67.17 Average: 1 29.35 0.00 1.77 1.24 0.06 67.58 Average: 2 40.46 0.00 2.13 1.65 0.11 55.65 Average: 3 19.62 0.00 1.85 12.90 0.07 65.57