---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9791 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 485 5182 0 2307 7206 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:d0:40:0a brd ff:ff:ff:ff:ff:ff inet 10.32.6.74/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86057sec preferred_lft 86057sec inet6 fe80::f816:3eff:fed0:400a/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-9791) 09/02/26 _x86_64_ (4 CPU) 12:46:51 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 132.66 54.77 77.89 3592.73 39925.36 12:49:01 54.86 0.17 54.69 20.80 9847.43 12:50:01 92.48 31.54 60.94 1756.24 9865.42 12:51:01 35.84 9.05 26.80 546.04 3244.93 12:52:01 24.77 1.30 23.47 43.57 4800.80 Average: 68.12 19.36 48.75 1191.76 13535.91 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 6042920 7431008 2124492 26.01 36212 1532568 677900 7.36 566544 1394920 68028 12:49:01 5675016 7365084 2492396 30.52 54784 1800576 744668 8.08 646380 1650448 160712 12:50:01 5398684 7260892 2768728 33.90 63268 1956364 820716 8.91 787588 1769920 5324 12:51:01 5360488 7428576 2806924 34.37 67692 2153540 629764 6.83 708428 1878412 129304 12:52:01 5305540 7379412 2861872 35.04 69488 2157376 685260 7.44 771776 1869628 10116 Average: 5556530 7372994 2610882 31.97 58289 1920085 711662 7.72 696143 1712666 74697 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 289.97 163.79 1187.64 60.84 0.00 0.00 0.00 0.00 12:48:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:49:01 ens3 27.98 21.41 668.27 3.48 0.00 0.00 0.00 0.00 12:49:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 12:50:01 ens3 183.15 194.07 854.62 47.47 0.00 0.00 0.00 0.00 12:50:01 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 12:51:01 ens3 211.88 211.16 1187.15 635.95 0.00 0.00 0.00 0.00 12:51:01 lo 1.43 1.43 0.13 0.13 0.00 0.00 0.00 0.00 12:52:01 ens3 16.22 15.27 12.74 7.72 0.00 0.00 0.00 0.00 12:52:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 145.83 121.13 782.01 151.08 0.00 0.00 0.00 0.00 Average: lo 0.94 0.94 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9791) 09/02/26 _x86_64_ (4 CPU) 12:46:51 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 20.41 0.00 2.49 5.39 3.29 68.41 12:48:01 0 17.81 0.00 2.15 2.74 3.32 73.98 12:48:01 1 7.70 0.00 1.53 3.29 2.06 85.42 12:48:01 2 23.15 0.00 1.80 6.93 3.67 64.45 12:48:01 3 32.90 0.00 4.53 8.58 4.11 49.88 12:49:01 all 19.10 0.00 1.23 2.16 1.42 76.09 12:49:01 0 20.64 0.00 1.88 5.31 1.58 70.58 12:49:01 1 10.91 0.00 0.63 0.17 0.67 87.62 12:49:01 2 5.46 0.00 0.56 2.62 0.96 90.40 12:49:01 3 39.41 0.00 1.83 0.55 2.49 55.73 12:50:01 all 29.99 0.00 2.13 2.42 5.94 59.53 12:50:01 0 33.37 0.00 2.59 1.96 6.43 55.65 12:50:01 1 28.69 0.00 1.39 1.19 5.43 63.29 12:50:01 2 25.51 0.00 1.38 1.73 5.27 66.11 12:50:01 3 32.43 0.00 3.13 4.78 6.60 53.07 12:51:01 all 29.42 0.00 1.65 0.77 4.71 63.45 12:51:01 0 42.68 0.00 1.57 1.37 4.62 49.75 12:51:01 1 26.38 0.00 1.61 0.58 4.37 67.06 12:51:01 2 21.45 0.00 1.15 0.63 4.14 72.63 12:51:01 3 27.18 0.00 2.26 0.51 5.73 64.32 12:52:01 all 20.39 0.00 1.04 1.20 1.49 75.88 12:52:01 0 23.12 0.00 1.33 4.13 1.56 69.86 12:52:01 1 8.29 0.00 0.53 0.18 1.01 89.99 12:52:01 2 43.79 0.00 1.48 0.30 2.46 51.98 12:52:01 3 6.39 0.00 0.81 0.18 0.91 91.70 Average: all 23.88 0.00 1.71 2.39 3.38 68.64 Average: 0 27.54 0.00 1.90 3.10 3.51 63.95 Average: 1 16.44 0.00 1.14 1.08 2.72 78.62 Average: 2 23.86 0.00 1.28 2.44 3.30 69.12 Average: 3 27.68 0.00 2.52 2.93 3.98 62.90