---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-888 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 8.5G 69G 11% / 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 544 13182 0 2313 15168 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:ee:8d:75 brd ff:ff:ff:ff:ff:ff inet 10.30.107.201/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86204sec preferred_lft 86204sec inet6 fe80::f816:3eff:feee:8d75/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-888) 11/17/23 _x86_64_ (4 CPU) 21:36:34 LINUX RESTART (4 CPU) 21:37:01 tps rtps wtps bread/s bwrtn/s 21:38:01 110.48 17.06 93.42 1016.23 28455.12 21:39:01 155.36 30.13 125.23 914.78 34758.21 Average: 132.92 23.60 109.32 965.51 31606.67 21:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:38:01 13935632 15566720 2489336 15.16 63972 1767176 801532 4.59 677140 1600416 166652 21:39:01 13581308 15596640 2843660 17.31 97364 2090936 727668 4.16 726712 1850004 137284 Average: 13758470 15581680 2666498 16.23 80668 1929056 764600 4.38 701926 1725210 151968 21:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:38:01 ens3 78.85 51.74 1206.65 8.34 0.00 0.00 0.00 0.00 21:38:01 lo 1.42 1.42 0.15 0.15 0.00 0.00 0.00 0.00 21:39:01 ens3 175.65 126.26 1142.68 43.03 0.00 0.00 0.00 0.00 21:39:01 lo 2.40 2.40 0.25 0.25 0.00 0.00 0.00 0.00 Average: ens3 127.25 89.00 1174.66 25.69 0.00 0.00 0.00 0.00 Average: lo 1.91 1.91 0.20 0.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-888) 11/17/23 _x86_64_ (4 CPU) 21:36:34 LINUX RESTART (4 CPU) 21:37:01 CPU %user %nice %system %iowait %steal %idle 21:38:01 all 20.07 0.00 1.33 5.05 0.06 73.49 21:38:01 0 18.04 0.00 0.97 5.48 0.03 75.48 21:38:01 1 9.57 0.00 0.90 3.59 0.05 85.89 21:38:01 2 37.70 0.00 2.01 3.01 0.12 57.17 21:38:01 3 15.03 0.00 1.47 8.12 0.05 75.33 21:39:01 all 34.05 0.00 3.53 4.28 0.08 58.06 21:39:01 0 32.43 0.00 3.86 1.19 0.08 62.44 21:39:01 1 38.91 0.00 3.70 4.15 0.08 53.16 21:39:01 2 35.33 0.00 2.96 2.74 0.08 58.88 21:39:01 3 29.53 0.00 3.62 9.06 0.07 57.73 Average: all 27.05 0.00 2.43 4.67 0.07 65.79 Average: 0 25.19 0.00 2.41 3.34 0.06 69.00 Average: 1 24.23 0.00 2.30 3.87 0.07 69.54 Average: 2 36.52 0.00 2.48 2.88 0.10 58.03 Average: 3 22.26 0.00 2.54 8.59 0.06 66.55