---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1829 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 466 5254 0 2255 7226 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:3f:f7:32 brd ff:ff:ff:ff:ff:ff inet 10.32.7.83/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86106sec preferred_lft 86106sec inet6 fe80::f816:3eff:fe3f:f732/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1829) 05/26/26 _x86_64_ (4 CPU) 12:46:59 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 183.27 99.18 84.09 5203.93 40500.07 12:49:01 62.39 5.58 56.81 175.97 10476.79 12:50:01 102.13 33.24 68.89 2031.53 8818.40 12:51:01 29.07 3.52 25.56 134.22 5575.61 Average: 94.21 35.38 58.83 1886.34 16342.27 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 6058420 7457528 2109000 25.82 36492 1543140 661916 7.18 542604 1404764 72376 12:49:01 5750044 7476548 2417376 29.60 57288 1830744 809692 8.79 526816 1689788 158944 12:50:01 5305140 7190596 2862280 35.05 65424 1975948 889988 9.66 888424 1760056 5512 12:51:01 5396172 7413416 2771248 33.93 68840 2102352 671304 7.28 730936 1824376 11112 Average: 5627444 7384522 2539976 31.10 57011 1863046 758225 8.23 672195 1669746 61986 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 455.16 241.39 1302.76 65.61 0.00 0.00 0.00 0.00 12:48:01 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 12:49:01 ens3 71.59 57.66 808.80 11.74 0.00 0.00 0.00 0.00 12:49:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 12:50:01 ens3 301.30 352.42 1343.93 64.19 0.00 0.00 0.00 0.00 12:50:01 lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 12:51:01 ens3 115.94 120.89 285.95 624.21 0.00 0.00 0.00 0.00 12:51:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 235.99 193.09 935.33 191.46 0.00 0.00 0.00 0.00 Average: lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1829) 05/26/26 _x86_64_ (4 CPU) 12:46:59 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 20.60 0.00 2.74 5.85 2.76 68.04 12:48:01 0 14.90 0.00 1.72 6.28 2.37 74.73 12:48:01 1 8.37 0.00 4.81 10.61 2.25 73.96 12:48:01 2 29.02 0.00 2.06 2.27 3.47 63.18 12:48:01 3 30.04 0.00 2.42 4.26 2.91 60.37 12:49:01 all 20.90 0.00 1.26 2.03 1.27 74.55 12:49:01 0 2.68 0.00 0.17 0.00 0.37 96.79 12:49:01 1 1.80 0.00 0.65 5.98 0.68 90.89 12:49:01 2 65.57 0.00 3.19 1.12 3.03 27.08 12:49:01 3 13.25 0.00 1.01 1.03 1.00 83.70 12:50:01 all 42.00 0.00 2.57 2.11 6.42 46.91 12:50:01 0 38.67 0.00 2.13 2.18 5.88 51.14 12:50:01 1 38.81 0.00 2.56 0.64 5.95 52.04 12:50:01 2 47.38 0.00 2.58 2.35 6.49 41.19 12:50:01 3 43.11 0.00 3.00 3.26 7.33 43.30 12:51:01 all 20.72 0.00 1.17 1.19 1.97 74.95 12:51:01 0 21.71 0.00 1.18 2.45 2.59 72.07 12:51:01 1 12.93 0.00 1.46 1.06 1.67 82.88 12:51:01 2 15.43 0.00 0.80 0.07 1.38 82.33 12:51:01 3 32.77 0.00 1.21 1.18 2.25 62.60 Average: all 26.10 0.00 1.94 2.79 3.12 66.05 Average: 0 19.56 0.00 1.30 2.73 2.81 73.59 Average: 1 15.56 0.00 2.37 4.56 2.65 74.86 Average: 2 39.38 0.00 2.16 1.46 3.60 53.41 Average: 3 29.86 0.00 1.91 2.43 3.39 62.40