---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2377 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 41% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 743 858 0 2342 2934 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:ef:1a:8c brd ff:ff:ff:ff:ff:ff inet 10.32.7.219/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86058sec preferred_lft 86058sec inet6 fe80::f816:3eff:feef:1a8c/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-2377) 06/07/25 _x86_64_ (4 CPU) 15:07:54 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:02 156.56 54.97 101.58 3624.33 42545.19 15:10:01 87.02 30.20 56.82 1656.67 10732.55 15:11:01 10.21 0.00 10.21 0.00 480.59 15:12:01 49.04 4.68 44.36 178.90 9803.70 15:13:01 16.21 0.68 15.53 83.59 6843.53 Average: 63.73 18.07 45.66 1106.87 14092.31 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:02 1832760 3391568 2205884 54.62 49612 1664692 563108 11.07 504140 1526968 164412 15:10:01 1509088 3240772 2529556 62.63 57464 1822308 710820 13.97 671124 1669736 4184 15:11:01 1491952 3231528 2546692 63.06 59496 1827204 719660 14.15 682068 1673636 1628 15:12:01 1148476 3278016 2890168 71.56 63848 2204220 585280 11.50 695820 1986580 98420 15:13:01 892036 3013168 3146608 77.91 65684 2194380 826336 16.24 1185428 1753304 26448 Average: 1374862 3231010 2663782 65.96 59221 1942561 681041 13.39 747716 1722045 59018 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:02 ens3 352.36 226.78 1535.29 66.84 0.00 0.00 0.00 0.00 15:09:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 15:10:01 ens3 120.42 112.61 823.44 23.27 0.00 0.00 0.00 0.00 15:10:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 15:11:01 ens3 61.54 87.72 68.55 14.05 0.00 0.00 0.00 0.00 15:11:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:12:01 ens3 982.84 806.13 4446.87 138.74 0.00 0.00 0.00 0.00 15:12:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 15:13:01 ens3 89.64 53.19 34.52 249.57 0.00 0.00 0.00 0.00 15:13:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 322.03 257.77 1383.60 98.75 0.00 0.00 0.00 0.00 Average: lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2377) 06/07/25 _x86_64_ (4 CPU) 15:07:54 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:02 all 21.35 0.00 1.92 4.74 0.06 71.93 15:09:02 0 12.51 0.00 1.29 1.49 0.05 84.67 15:09:02 1 7.51 0.00 1.14 6.42 0.03 84.90 15:09:02 2 14.92 0.00 1.83 3.19 0.07 79.99 15:09:02 3 50.52 0.00 3.43 7.87 0.10 38.08 15:10:01 all 15.14 0.00 0.80 1.54 0.05 82.46 15:10:01 0 15.67 0.00 0.47 0.36 0.03 83.46 15:10:01 1 10.35 0.00 0.58 3.22 0.03 85.82 15:10:01 2 13.86 0.00 0.94 1.04 0.07 84.10 15:10:01 3 20.73 0.00 1.21 1.56 0.05 76.46 15:11:01 all 4.68 0.00 0.26 0.03 0.03 95.00 15:11:01 0 9.34 0.00 0.48 0.00 0.03 90.14 15:11:01 1 0.00 0.00 0.02 0.12 0.02 99.85 15:11:01 2 2.52 0.00 0.18 0.00 0.03 97.26 15:11:01 3 6.85 0.00 0.35 0.02 0.03 92.75 15:12:01 all 16.78 0.00 1.34 0.33 0.06 81.49 15:12:01 0 17.78 0.00 1.10 0.02 0.05 81.05 15:12:01 1 17.70 0.00 1.37 0.52 0.05 80.37 15:12:01 2 15.66 0.00 1.71 0.42 0.08 82.12 15:12:01 3 16.01 0.00 1.17 0.37 0.05 82.41 15:13:01 all 30.28 0.00 0.85 0.29 0.05 68.52 15:13:01 0 30.73 0.00 0.92 0.00 0.07 68.28 15:13:01 1 42.49 0.00 0.90 0.12 0.07 56.43 15:13:01 2 31.84 0.00 1.05 0.02 0.07 67.03 15:13:01 3 16.18 0.00 0.55 1.02 0.03 82.22 Average: all 17.66 0.00 1.03 1.39 0.05 79.87 Average: 0 17.22 0.00 0.85 0.37 0.05 81.51 Average: 1 15.63 0.00 0.80 2.07 0.04 81.45 Average: 2 15.76 0.00 1.14 0.94 0.06 82.10 Average: 3 22.03 0.00 1.34 2.16 0.05 74.41