---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1556 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 7.6G 12G 40% / 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 399 1377 0 2166 3282 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:a6:8a:3b brd ff:ff:ff:ff:ff:ff inet 10.32.6.237/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86183sec preferred_lft 86183sec inet6 fe80::f816:3eff:fea6:8a3b/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-1556) 02/12/24 _x86_64_ (4 CPU) 12:46:40 LINUX RESTART (4 CPU) 12:47:02 tps rtps wtps bread/s bwrtn/s 12:48:01 71.58 18.64 52.94 1044.98 6346.59 12:49:01 103.25 37.04 66.21 2127.91 12061.99 12:50:01 35.78 1.42 34.36 70.52 6647.43 Average: 70.19 19.04 51.16 1081.34 8363.20 12:47:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 1755980 3386100 2282664 56.52 51920 1731856 582204 11.44 537100 1567360 181968 12:49:01 1305248 3118056 2733396 67.68 60492 1897616 824980 16.22 866820 1670628 4056 12:50:01 1465188 3415428 2573456 63.72 66340 2026348 532416 10.47 639052 1733776 31940 Average: 1508805 3306528 2529839 62.64 59584 1885273 646533 12.71 680991 1657255 72655 12:47:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 83.55 78.50 1093.08 9.11 0.00 0.00 0.00 0.00 12:48:01 lo 1.22 1.22 0.11 0.11 0.00 0.00 0.00 0.00 12:49:01 ens3 235.71 245.74 1185.99 47.57 0.00 0.00 0.00 0.00 12:49:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 12:50:01 ens3 103.88 116.21 304.33 606.11 0.00 0.00 0.00 0.00 12:50:01 lo 1.73 1.73 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 141.37 147.20 859.84 222.11 0.00 0.00 0.00 0.00 Average: lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1556) 02/12/24 _x86_64_ (4 CPU) 12:46:40 LINUX RESTART (4 CPU) 12:47:02 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 20.18 0.00 1.40 2.20 0.05 76.17 12:48:01 0 43.01 0.00 2.60 1.09 0.07 53.24 12:48:01 1 18.00 0.00 1.17 0.17 0.05 80.61 12:48:01 2 7.57 0.00 0.78 7.06 0.03 84.56 12:48:01 3 12.08 0.00 1.02 0.51 0.05 86.34 12:49:01 all 24.76 0.00 1.17 1.40 0.07 72.61 12:49:01 0 24.08 0.00 0.77 1.07 0.07 74.01 12:49:01 1 33.17 0.00 1.67 1.74 0.07 63.36 12:49:01 2 18.49 0.00 0.95 1.33 0.07 79.17 12:49:01 3 23.30 0.00 1.30 1.45 0.07 73.88 12:50:01 all 19.68 0.00 1.06 0.96 0.05 78.24 12:50:01 0 31.43 0.00 1.08 0.08 0.05 67.36 12:50:01 1 6.93 0.00 0.99 2.85 0.05 89.19 12:50:01 2 17.83 0.00 1.08 0.03 0.05 81.00 12:50:01 3 22.51 0.00 1.09 0.87 0.05 75.48 Average: all 21.55 0.00 1.21 1.52 0.06 75.67 Average: 0 32.79 0.00 1.48 0.74 0.06 64.93 Average: 1 19.39 0.00 1.28 1.59 0.06 77.69 Average: 2 14.68 0.00 0.94 2.78 0.05 81.55 Average: 3 19.34 0.00 1.14 0.95 0.06 78.51