---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2182 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 7.5G 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 413 1398 0 2131 3268 Swap: 1023 0 1023 ---> ip addr: 1: lo: <LOOPBACK,UP,LOWER_UP> 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: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:63:d1:20 brd ff:ff:ff:ff:ff:ff inet 10.32.7.204/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86219sec preferred_lft 86219sec inet6 fe80::f816:3eff:fe63:d120/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2182) 06/04/25 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 184.34 86.59 97.75 4994.23 41984.49 14:57:01 124.15 37.78 86.37 2139.24 13576.67 Average: 154.24 62.18 92.06 3566.74 27780.58 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 1837140 3370972 2201504 54.51 48912 1641676 595020 11.70 529724 1501696 161576 14:57:01 1390404 3299300 2648240 65.57 62088 1990512 650520 12.79 727636 1724432 132908 Average: 1613772 3335136 2424872 60.04 55500 1816094 622770 12.24 628680 1613064 147242 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 392.43 237.59 1541.26 67.48 0.00 0.00 0.00 0.00 14:56:01 lo 1.80 1.80 0.16 0.16 0.00 0.00 0.00 0.00 14:57:01 ens3 359.31 337.46 1621.84 72.15 0.00 0.00 0.00 0.00 14:57:01 lo 1.43 1.43 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 375.87 287.53 1581.55 69.81 0.00 0.00 0.00 0.00 Average: lo 1.62 1.62 0.15 0.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2182) 06/04/25 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 20.80 0.00 2.38 5.87 0.06 70.89 14:56:01 0 41.68 0.00 3.88 3.41 0.08 50.96 14:56:01 1 9.83 0.00 1.74 3.45 0.03 84.95 14:56:01 2 11.78 0.00 1.84 14.32 0.07 71.99 14:56:01 3 19.95 0.00 2.04 2.29 0.07 75.65 14:57:01 all 32.10 0.00 1.66 2.05 0.08 64.12 14:57:01 0 31.39 0.00 1.72 2.29 0.08 64.52 14:57:01 1 37.72 0.00 1.72 0.79 0.08 59.69 14:57:01 2 21.95 0.00 1.12 2.83 0.05 74.06 14:57:01 3 37.34 0.00 2.06 2.28 0.08 58.24 Average: all 26.45 0.00 2.02 3.96 0.07 67.51 Average: 0 36.52 0.00 2.80 2.85 0.08 57.75 Average: 1 23.78 0.00 1.73 2.12 0.06 72.31 Average: 2 16.87 0.00 1.48 8.57 0.06 73.03 Average: 3 28.64 0.00 2.05 2.28 0.08 66.95