---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2146 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 405 1323 0 2215 3274 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:1f:10:ab brd ff:ff:ff:ff:ff:ff inet 10.32.6.33/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86208sec preferred_lft 86208sec inet6 fe80::f816:3eff:fe1f:10ab/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-2146) 12/09/23 _x86_64_ (4 CPU) 12:27:51 LINUX RESTART (4 CPU) 12:28:01 tps rtps wtps bread/s bwrtn/s 12:29:02 111.78 66.81 44.98 4507.38 6905.38 12:30:01 122.45 37.43 85.02 2121.54 15195.53 12:31:01 35.14 1.92 33.23 123.18 5372.44 Average: 89.61 35.37 54.24 2251.42 9124.06 12:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:02 1823056 3393380 2215588 54.86 49216 1676992 564612 11.10 528608 1515248 153232 12:30:01 1121448 3085588 2917196 72.23 62540 2043256 850444 16.72 919024 1797248 80820 12:31:01 1382184 3380572 2656460 65.78 68444 2070548 556416 10.94 654168 1799876 32876 Average: 1442229 3286513 2596415 64.29 60067 1930265 657157 12.92 700600 1704124 88976 12:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 12:29:02 ens3 304.52 206.10 1417.56 59.06 0.00 0.00 0.00 0.00 12:30:01 lo 1.59 1.59 0.16 0.16 0.00 0.00 0.00 0.00 12:30:01 ens3 354.52 364.65 2295.24 68.67 0.00 0.00 0.00 0.00 12:31:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 12:31:01 ens3 71.04 74.35 264.01 18.79 0.00 0.00 0.00 0.00 Average: lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 242.74 214.20 1320.19 48.73 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2146) 12/09/23 _x86_64_ (4 CPU) 12:27:51 LINUX RESTART (4 CPU) 12:28:01 CPU %user %nice %system %iowait %steal %idle 12:29:02 all 21.54 0.00 1.93 2.97 0.05 73.51 12:29:02 0 26.33 0.00 2.52 2.93 0.08 68.13 12:29:02 1 11.56 0.00 1.35 5.54 0.03 81.52 12:29:02 2 19.27 0.00 1.54 1.86 0.05 77.28 12:29:02 3 29.03 0.00 2.31 1.52 0.07 67.07 12:30:01 all 31.29 0.00 1.73 2.28 0.07 64.63 12:30:01 0 27.49 0.00 1.72 1.47 0.05 69.26 12:30:01 1 43.82 0.00 2.41 4.91 0.07 48.79 12:30:01 2 31.29 0.00 1.19 0.99 0.07 66.47 12:30:01 3 22.56 0.00 1.58 1.80 0.05 74.00 12:31:01 all 19.55 0.00 1.07 0.98 0.04 78.36 12:31:01 0 45.12 0.00 1.93 0.25 0.07 52.63 12:31:01 1 4.73 0.00 0.50 2.91 0.03 91.83 12:31:01 2 13.15 0.00 0.90 0.02 0.03 85.90 12:31:01 3 15.15 0.00 0.94 0.75 0.05 83.12 Average: all 24.08 0.00 1.58 2.08 0.05 72.21 Average: 0 33.02 0.00 2.06 1.55 0.07 63.31 Average: 1 19.89 0.00 1.41 4.45 0.04 74.20 Average: 2 21.17 0.00 1.21 0.95 0.05 76.61 Average: 3 22.24 0.00 1.61 1.36 0.06 74.74