---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8356 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 7.7G 12G 40% / 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 479 5238 0 2258 7216 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:a0:8a:5f brd ff:ff:ff:ff:ff:ff inet 10.32.7.117/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86136sec preferred_lft 86136sec inet6 fe80::f816:3eff:fea0:8a5f/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-8356) 03/07/26 _x86_64_ (4 CPU) 16:58:55 LINUX RESTART (4 CPU) 16:59:01 tps rtps wtps bread/s bwrtn/s 17:00:02 143.93 67.54 76.39 4335.41 40074.94 17:01:01 69.11 16.95 52.16 1201.42 8980.31 17:02:01 87.54 21.67 65.87 966.98 12567.32 17:03:01 23.46 0.68 22.78 77.72 3798.30 Average: 81.06 26.75 54.31 1647.18 16385.75 16:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:00:02 6022640 7411432 2144772 26.26 36452 1533112 699564 7.59 589980 1394064 70140 17:01:01 5796980 7475780 2370432 29.02 56644 1787016 600116 6.51 536428 1640836 129736 17:02:01 5374808 7386772 2792604 34.19 63548 2105820 680988 7.39 718184 1866016 79888 17:03:01 5372220 7394688 2795192 34.22 65784 2113704 680432 7.38 717656 1868552 8908 Average: 5641662 7417168 2525750 30.92 55607 1884913 665275 7.22 640562 1692367 72168 16:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:00:02 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 17:00:02 ens3 424.03 232.16 1240.03 66.57 0.00 0.00 0.00 0.00 17:01:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 17:01:01 ens3 66.06 51.13 705.46 12.81 0.00 0.00 0.00 0.00 17:02:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 17:02:01 ens3 396.77 388.62 3658.91 61.95 0.00 0.00 0.00 0.00 17:03:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 17:03:01 ens3 11.78 12.78 9.19 6.04 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 225.34 171.69 1406.50 36.95 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8356) 03/07/26 _x86_64_ (4 CPU) 16:58:55 LINUX RESTART (4 CPU) 16:59:01 CPU %user %nice %system %iowait %steal %idle 17:00:02 all 21.48 0.00 3.03 4.89 1.54 69.07 17:00:02 0 28.58 0.00 2.03 9.39 1.83 58.17 17:00:02 1 20.46 0.00 4.15 3.31 1.53 70.55 17:00:02 2 13.42 0.00 2.06 2.50 1.47 80.55 17:00:02 3 23.43 0.00 3.93 4.33 1.30 67.01 17:01:01 all 21.03 0.00 1.47 2.17 0.85 74.48 17:01:01 0 17.77 0.00 1.32 6.87 0.66 73.37 17:01:01 1 8.71 0.00 0.71 0.59 0.54 89.45 17:01:01 2 24.22 0.00 1.61 0.98 1.22 71.97 17:01:01 3 33.44 0.00 2.27 0.24 0.98 63.07 17:02:01 all 42.39 0.00 2.27 1.45 2.51 51.39 17:02:01 0 35.49 0.00 1.94 2.69 2.17 57.71 17:02:01 1 35.33 0.00 2.55 1.38 2.42 58.32 17:02:01 2 52.51 0.00 2.15 1.05 3.02 41.27 17:02:01 3 46.23 0.00 2.41 0.64 2.43 48.29 17:03:01 all 21.14 0.00 1.17 0.64 0.68 76.36 17:03:01 0 6.52 0.00 0.73 0.05 0.23 92.47 17:03:01 1 28.95 0.00 1.30 0.07 1.10 68.59 17:03:01 2 27.62 0.00 1.12 1.83 0.83 68.59 17:03:01 3 21.48 0.00 1.55 0.65 0.57 75.75 Average: all 26.52 0.00 1.99 2.29 1.40 67.80 Average: 0 22.11 0.00 1.51 4.74 1.23 70.42 Average: 1 23.42 0.00 2.18 1.34 1.40 71.65 Average: 2 29.45 0.00 1.74 1.59 1.64 65.58 Average: 3 31.12 0.00 2.54 1.47 1.32 63.55