---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3884 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: 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 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 425 1356 0 2162 3257 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:bf:c4:d4 brd ff:ff:ff:ff:ff:ff inet 10.32.6.112/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86199sec preferred_lft 86199sec inet6 fe80::f816:3eff:febf:c4d4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3884) 01/16/24 _x86_64_ (4 CPU) 12:46:52 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 122.79 67.31 55.48 4545.02 25398.87 12:49:01 113.58 37.26 76.32 2140.71 12468.99 12:50:01 40.71 1.30 39.41 64.26 7365.57 Average: 92.36 35.29 57.07 2250.12 15078.38 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 1831416 3393008 2207228 54.65 48884 1669068 557916 10.97 527516 1508620 148776 12:49:01 1441588 3368940 2597056 64.31 61104 2009788 564684 11.10 676620 1723804 138568 12:50:01 1378628 3327012 2660016 65.86 66624 2024600 596416 11.72 730324 1731240 33572 Average: 1550544 3362987 2488100 61.61 58871 1901152 573005 11.26 644820 1654555 106972 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 313.48 200.72 1417.74 58.81 0.00 0.00 0.00 0.00 12:48:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 12:49:01 ens3 306.95 313.18 1693.73 64.41 0.00 0.00 0.00 0.00 12:49:01 lo 1.83 1.83 0.18 0.18 0.00 0.00 0.00 0.00 12:50:01 ens3 60.97 68.17 53.68 596.89 0.00 0.00 0.00 0.00 12:50:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 227.14 194.02 1055.07 240.03 0.00 0.00 0.00 0.00 Average: lo 1.48 1.48 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3884) 01/16/24 _x86_64_ (4 CPU) 12:46:52 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 20.63 0.00 1.73 3.50 0.05 74.10 12:48:01 0 23.30 0.00 1.80 4.26 0.03 70.61 12:48:01 1 23.13 0.00 1.73 1.42 0.03 73.68 12:48:01 2 24.40 0.00 1.84 1.55 0.05 72.16 12:48:01 3 11.65 0.00 1.49 6.76 0.05 80.05 12:49:01 all 31.22 0.00 1.71 2.09 0.05 64.93 12:49:01 0 23.13 0.00 1.49 3.09 0.05 72.25 12:49:01 1 32.59 0.00 1.08 1.17 0.03 65.12 12:49:01 2 24.87 0.00 1.85 3.44 0.05 69.79 12:49:01 3 44.31 0.00 2.42 0.67 0.07 52.53 12:50:01 all 18.55 0.00 0.84 1.12 0.03 79.46 12:50:01 0 31.25 0.00 1.14 3.42 0.05 64.14 12:50:01 1 7.56 0.00 0.63 0.96 0.02 90.82 12:50:01 2 20.21 0.00 1.00 0.05 0.05 78.69 12:50:01 3 15.22 0.00 0.58 0.05 0.03 84.11 Average: all 23.46 0.00 1.43 2.24 0.04 72.83 Average: 0 25.89 0.00 1.47 3.59 0.04 69.00 Average: 1 21.09 0.00 1.15 1.18 0.03 76.55 Average: 2 23.16 0.00 1.56 1.68 0.05 73.55 Average: 3 23.73 0.00 1.50 2.49 0.05 72.23