---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4844 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.5G 12G 39% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 431 1421 0 2090 3251 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:e3:61:fe brd ff:ff:ff:ff:ff:ff inet 10.32.7.215/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86161sec preferred_lft 86161sec inet6 fe80::f816:3eff:fee3:61fe/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4844) 03/17/24 _x86_64_ (4 CPU) 19:12:50 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 107.92 66.61 41.31 4479.92 6901.52 19:15:01 60.33 12.40 47.92 309.64 8304.36 19:16:01 59.73 6.43 53.30 402.40 9454.32 Average: 76.08 28.57 47.51 1738.52 8219.66 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 1809036 3330704 2229608 55.21 40004 1642492 627044 12.33 605008 1463412 93988 19:15:01 1530752 3213992 2507892 62.10 57228 1774576 748336 14.71 728312 1594012 91972 19:16:01 1420996 3292328 2617648 64.82 62452 1953076 639376 12.57 728400 1695192 25228 Average: 1586928 3279008 2451716 60.71 53228 1790048 671585 13.20 687240 1584205 70396 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 19:14:02 ens3 378.09 220.01 1359.65 60.23 0.00 0.00 0.00 0.00 19:15:01 lo 1.90 1.90 0.18 0.18 0.00 0.00 0.00 0.00 19:15:01 ens3 99.22 84.43 448.29 23.13 0.00 0.00 0.00 0.00 19:16:01 lo 1.43 1.43 0.13 0.13 0.00 0.00 0.00 0.00 19:16:01 ens3 314.83 309.81 1238.04 567.00 0.00 0.00 0.00 0.00 Average: lo 1.37 1.37 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 264.97 205.43 1018.51 217.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4844) 03/17/24 _x86_64_ (4 CPU) 19:12:50 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 23.49 0.00 1.96 2.62 0.18 71.75 19:14:02 0 10.79 0.00 1.31 4.65 0.12 83.14 19:14:02 1 37.09 0.00 2.11 2.89 0.20 57.71 19:14:02 2 25.89 0.00 2.34 1.77 0.27 69.74 19:14:02 3 20.18 0.00 2.07 1.15 0.17 76.44 19:15:01 all 27.00 0.00 1.53 1.32 0.20 69.95 19:15:01 0 23.32 0.00 1.07 0.90 0.14 74.57 19:15:01 1 19.04 0.00 1.46 3.63 0.19 75.68 19:15:01 2 19.07 0.00 1.14 0.53 0.20 79.05 19:15:01 3 46.53 0.00 2.41 0.22 0.29 50.55 19:16:01 all 34.60 0.00 1.66 0.90 0.27 62.58 19:16:01 0 50.05 0.00 1.62 1.29 0.30 46.74 19:16:01 1 18.84 0.00 1.15 1.47 0.20 78.33 19:16:01 2 36.08 0.00 1.91 0.47 0.23 61.31 19:16:01 3 33.42 0.00 1.95 0.37 0.30 63.96 Average: all 28.37 0.00 1.72 1.61 0.22 68.08 Average: 0 28.09 0.00 1.33 2.29 0.18 68.10 Average: 1 25.02 0.00 1.57 2.66 0.20 70.55 Average: 2 27.06 0.00 1.80 0.93 0.24 69.98 Average: 3 33.30 0.00 2.14 0.58 0.25 63.72