---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14188 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.9G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 458 5058 0 2459 7231 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:66:13:14 brd ff:ff:ff:ff:ff:ff inet 10.32.7.89/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86134sec preferred_lft 86134sec inet6 fe80::f816:3eff:fe66:1314/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14188) 10/03/26 _x86_64_ (4 CPU) 02:56:52 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:02 135.51 54.81 80.70 3585.67 7958.02 02:59:01 88.82 19.32 69.50 860.59 16083.09 03:00:01 13.36 0.00 13.36 0.00 3737.51 03:01:01 60.97 0.97 60.01 81.85 9474.15 Average: 74.61 18.77 55.84 1133.15 9285.16 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:02 5859596 7434704 2307824 28.26 50128 1695220 675476 7.33 549628 1574348 198420 02:59:01 5393628 7246600 2773792 33.96 59808 1952400 885480 9.61 759092 1808300 5132 03:00:01 5257768 7216272 2909652 35.63 62036 2053000 893816 9.70 790096 1907144 3272 03:01:01 5249744 7471984 2917676 35.72 68520 2304048 605640 6.57 577296 2115768 24780 Average: 5440184 7342390 2727236 33.39 60123 2001167 765103 8.30 669028 1851390 57901 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 02:58:02 ens3 390.35 254.11 1764.23 69.57 0.00 0.00 0.00 0.00 02:59:01 lo 1.56 1.56 0.15 0.15 0.00 0.00 0.00 0.00 02:59:01 ens3 165.15 150.07 1719.48 30.38 0.00 0.00 0.00 0.00 03:00:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:00:01 ens3 255.74 243.38 1658.81 32.07 0.00 0.00 0.00 0.00 03:01:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 03:01:01 ens3 285.89 294.98 2384.87 56.03 0.00 0.00 0.00 0.00 Average: lo 0.92 0.92 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 274.73 235.99 1882.52 47.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14188) 10/03/26 _x86_64_ (4 CPU) 02:56:52 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:02 all 21.15 0.00 1.76 3.85 0.07 73.18 02:58:02 0 40.27 0.00 2.33 3.37 0.08 53.94 02:58:02 1 18.37 0.00 1.62 3.44 0.05 76.52 02:58:02 2 7.81 0.00 1.55 7.29 0.08 83.27 02:58:02 3 18.04 0.00 1.52 1.30 0.05 79.09 02:59:01 all 15.72 0.00 0.96 1.70 0.05 81.57 02:59:01 0 19.83 0.00 0.70 0.83 0.05 78.59 02:59:01 1 21.91 0.00 1.21 0.41 0.07 76.41 02:59:01 2 12.90 0.00 1.48 5.11 0.05 80.46 02:59:01 3 8.23 0.00 0.44 0.43 0.05 90.85 03:00:01 all 6.04 0.00 0.48 0.07 0.04 93.37 03:00:01 0 4.25 0.00 0.37 0.08 0.03 95.26 03:00:01 1 7.12 0.00 0.80 0.00 0.05 92.03 03:00:01 2 7.43 0.00 0.55 0.20 0.05 91.76 03:00:01 3 5.36 0.00 0.18 0.02 0.02 94.42 03:01:01 all 21.26 0.00 1.53 1.09 0.06 76.05 03:01:01 0 13.01 0.00 1.60 0.45 0.05 84.89 03:01:01 1 15.39 0.00 1.13 0.31 0.05 83.12 03:01:01 2 43.62 0.00 1.83 1.98 0.10 52.48 03:01:01 3 13.19 0.00 1.59 1.60 0.05 83.57 Average: all 16.04 0.00 1.18 1.67 0.05 81.05 Average: 0 19.32 0.00 1.25 1.18 0.05 78.19 Average: 1 15.67 0.00 1.19 1.04 0.05 82.05 Average: 2 17.97 0.00 1.35 3.64 0.07 76.98 Average: 3 11.22 0.00 0.93 0.84 0.04 86.97