---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10560 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 477 5190 0 2308 7215 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:ff:1a:79 brd ff:ff:ff:ff:ff:ff inet 10.32.7.65/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:feff:1a79/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10560) 04/04/26 _x86_64_ (4 CPU) 19:37:56 LINUX RESTART (4 CPU) 19:38:01 tps rtps wtps bread/s bwrtn/s 19:39:02 154.19 76.95 77.24 4564.97 40018.68 19:40:01 80.49 29.64 50.86 1669.55 8569.12 19:41:01 77.09 9.93 67.16 659.62 12829.33 19:42:01 32.24 1.33 30.91 101.43 4332.96 Average: 86.02 29.46 56.56 1749.16 16469.93 19:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:39:02 6037064 7422860 2130348 26.08 36304 1530208 687600 7.46 573444 1394208 70344 19:40:01 5674532 7365776 2492880 30.52 56608 1799256 838752 9.10 671868 1626384 129600 19:41:01 4938312 6929540 3229100 39.54 63696 2083784 1075568 11.67 1159832 1855432 35048 19:42:01 5348808 7418848 2818604 34.51 67816 2156928 652120 7.08 697660 1905500 24764 Average: 5499679 7284256 2667733 32.66 56106 1892544 813510 8.83 775701 1695381 64939 19:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:39:02 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 19:39:02 ens3 294.68 176.37 1199.93 61.19 0.00 0.00 0.00 0.00 19:40:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 19:40:01 ens3 74.56 51.84 723.99 13.76 0.00 0.00 0.00 0.00 19:41:01 lo 1.47 1.47 0.19 0.19 0.00 0.00 0.00 0.00 19:41:01 ens3 507.30 450.67 3855.12 86.56 0.00 0.00 0.00 0.00 19:42:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 19:42:01 ens3 134.16 123.63 591.00 29.89 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 253.42 201.25 1596.10 47.99 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10560) 04/04/26 _x86_64_ (4 CPU) 19:37:56 LINUX RESTART (4 CPU) 19:38:01 CPU %user %nice %system %iowait %steal %idle 19:39:02 all 20.76 0.00 3.13 5.45 4.05 66.61 19:39:02 0 11.21 0.00 5.01 2.74 3.69 77.35 19:39:02 1 23.23 0.00 2.27 9.73 3.93 60.83 19:39:02 2 32.50 0.00 3.00 4.46 5.17 54.87 19:39:02 3 16.07 0.00 2.22 4.88 3.39 73.43 19:40:01 all 21.17 0.00 1.48 2.67 2.74 71.94 19:40:01 0 24.32 0.00 1.59 2.14 2.43 69.52 19:40:01 1 39.86 0.00 2.87 3.46 3.77 50.04 19:40:01 2 14.64 0.00 0.87 3.95 2.49 78.05 19:40:01 3 5.93 0.00 0.64 1.12 2.27 90.04 19:41:01 all 41.57 0.00 2.25 1.02 8.89 46.27 19:41:01 0 39.38 0.00 2.69 0.65 8.94 48.34 19:41:01 1 40.89 0.00 2.07 1.84 8.78 46.42 19:41:01 2 41.79 0.00 2.26 0.23 8.82 46.90 19:41:01 3 44.22 0.00 1.94 1.39 9.03 43.43 19:42:01 all 21.21 0.00 1.26 0.88 2.73 73.93 19:42:01 0 10.53 0.00 0.95 0.15 2.92 85.45 19:42:01 1 13.07 0.00 1.41 2.70 1.97 80.86 19:42:01 2 15.42 0.00 1.31 0.25 2.56 80.46 19:42:01 3 45.99 0.00 1.39 0.43 3.43 48.75 Average: all 26.26 0.00 2.03 2.50 4.63 64.59 Average: 0 21.40 0.00 2.56 1.41 4.52 70.10 Average: 1 29.27 0.00 2.15 4.42 4.63 59.52 Average: 2 26.21 0.00 1.87 2.21 4.79 64.93 Average: 3 28.16 0.00 1.55 1.96 4.56 63.77