---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1958 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 416 1372 0 2155 3264 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:0c:49:57 brd ff:ff:ff:ff:ff:ff inet 10.32.7.47/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86196sec preferred_lft 86196sec inet6 fe80::f816:3eff:fe0c:4957/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1958) 12/25/23 _x86_64_ (4 CPU) 19:13:00 LINUX RESTART (4 CPU) 19:14:01 tps rtps wtps bread/s bwrtn/s 19:15:01 80.30 16.56 63.74 623.23 10591.70 19:16:01 55.82 2.30 53.52 94.12 10744.48 Average: 68.06 9.43 58.63 358.67 10668.09 19:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:15:01 1176308 2992744 2862336 70.87 60848 1899280 988424 19.43 961804 1700804 142660 19:16:01 1399736 3337836 2638908 65.34 66256 2013752 606624 11.92 682268 1754344 4564 Average: 1288022 3165290 2750622 68.11 63552 1956516 797524 15.68 822036 1727574 73612 19:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:15:01 ens3 298.72 298.70 1730.63 59.04 0.00 0.00 0.00 0.00 19:15:01 lo 1.77 1.77 0.17 0.17 0.00 0.00 0.00 0.00 19:16:01 ens3 136.81 137.48 270.28 547.98 0.00 0.00 0.00 0.00 19:16:01 lo 1.87 1.87 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 217.76 218.09 1000.46 303.51 0.00 0.00 0.00 0.00 Average: lo 1.82 1.82 0.17 0.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1958) 12/25/23 _x86_64_ (4 CPU) 19:13:00 LINUX RESTART (4 CPU) 19:14:01 CPU %user %nice %system %iowait %steal %idle 19:15:01 all 29.87 0.00 1.65 1.38 0.07 67.03 19:15:01 0 23.12 0.00 1.12 0.08 0.08 75.60 19:15:01 1 19.97 0.00 1.00 4.78 0.07 74.18 19:15:01 2 31.01 0.00 1.66 0.42 0.07 66.85 19:15:01 3 45.42 0.00 2.82 0.25 0.08 51.43 19:16:01 all 22.53 0.00 1.16 1.10 0.05 75.15 19:16:01 0 11.31 0.00 0.65 0.08 0.03 87.93 19:16:01 1 20.55 0.00 1.15 4.16 0.07 74.08 19:16:01 2 34.54 0.00 1.52 0.13 0.07 63.74 19:16:01 3 23.83 0.00 1.30 0.05 0.05 74.76 Average: all 26.20 0.00 1.40 1.24 0.06 71.09 Average: 0 17.19 0.00 0.88 0.08 0.06 81.78 Average: 1 20.26 0.00 1.08 4.47 0.07 74.13 Average: 2 32.77 0.00 1.59 0.28 0.07 65.30 Average: 3 34.63 0.00 2.06 0.15 0.07 63.09