---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1798 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: 2800.000 BogoMIPS: 5600.00 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 445 1343 0 2154 3236 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:42:57:2a brd ff:ff:ff:ff:ff:ff inet 10.32.7.218/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86199sec preferred_lft 86199sec inet6 fe80::f816:3eff:fe42:572a/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-1798) 12/23/23 _x86_64_ (4 CPU) 19:12:53 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 130.36 67.46 62.91 4547.51 42010.21 19:15:01 97.93 18.27 79.66 672.97 14069.34 19:16:01 39.31 0.87 38.44 55.59 7095.08 Average: 89.15 28.92 60.23 1764.75 21097.25 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 1799872 3361948 2238772 55.43 49020 1669272 604944 11.89 559216 1508348 145916 19:15:01 1425240 3344556 2613404 64.71 61552 1999804 609400 11.98 668316 1746028 131372 19:16:01 1392936 3330684 2645708 65.51 66876 2012520 615252 12.09 691928 1752940 31860 Average: 1539349 3345729 2499295 61.88 59149 1893865 609865 11.99 639820 1669105 103049 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 19:14:02 ens3 270.92 200.33 1405.50 60.73 0.00 0.00 0.00 0.00 19:15:01 lo 1.93 1.93 0.19 0.19 0.00 0.00 0.00 0.00 19:15:01 ens3 324.64 331.96 1890.38 65.42 0.00 0.00 0.00 0.00 19:16:01 lo 1.73 1.73 0.15 0.15 0.00 0.00 0.00 0.00 19:16:01 ens3 57.22 60.59 53.03 519.98 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 Average: ens3 217.00 196.88 1111.98 216.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1798) 12/23/23 _x86_64_ (4 CPU) 19:12:53 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.09 0.00 2.12 3.75 0.06 72.97 19:14:02 0 17.05 0.00 1.30 2.07 0.05 79.53 19:14:02 1 28.40 0.00 2.97 3.30 0.07 65.26 19:14:02 2 14.46 0.00 1.88 6.77 0.07 76.82 19:14:02 3 24.45 0.00 2.33 2.86 0.07 70.29 19:15:01 all 34.23 0.00 1.85 1.61 0.08 62.24 19:15:01 0 49.09 0.00 2.48 1.67 0.10 46.66 19:15:01 1 34.69 0.00 1.31 0.58 0.07 63.36 19:15:01 2 24.61 0.00 1.79 3.77 0.07 69.76 19:15:01 3 28.49 0.00 1.80 0.46 0.07 69.18 19:16:01 all 18.84 0.00 0.94 1.04 0.04 79.13 19:16:01 0 3.79 0.00 0.52 0.92 0.03 94.73 19:16:01 1 37.24 0.00 1.74 0.08 0.07 60.87 19:16:01 2 19.22 0.00 0.85 3.10 0.03 76.80 19:16:01 3 15.07 0.00 0.67 0.03 0.02 84.21 Average: all 24.66 0.00 1.64 2.14 0.06 71.50 Average: 0 23.18 0.00 1.43 1.55 0.06 73.78 Average: 1 33.44 0.00 2.01 1.32 0.07 63.16 Average: 2 19.40 0.00 1.50 4.55 0.06 74.49 Average: 3 22.63 0.00 1.60 1.12 0.05 74.60