---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1944 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 7.6G 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 464 5344 0 2166 7230 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:30:26:7f brd ff:ff:ff:ff:ff:ff inet 10.32.6.30/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86134sec preferred_lft 86134sec inet6 fe80::f816:3eff:fe30:267f/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-1944) 05/27/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 148.83 60.84 87.99 4046.79 40900.13 19:15:01 66.82 12.93 53.90 297.93 9665.60 19:16:01 72.85 8.53 64.32 471.39 8709.48 19:17:01 24.23 0.35 23.88 33.73 4476.45 Average: 78.23 20.69 57.54 1216.25 15963.89 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5961908 7416296 2205512 27.00 38832 1594728 718016 7.79 589264 1450124 106568 19:15:01 5620480 7351468 2546940 31.18 58476 1833816 841116 9.13 670200 1675820 155568 19:16:01 5519676 7447044 2647744 32.42 64184 2019436 651856 7.07 652584 1782920 115400 19:17:01 5491540 7421996 2675880 32.76 66472 2020416 660616 7.17 684668 1778536 10560 Average: 5648401 7409201 2519019 30.84 56991 1867099 717901 7.79 649179 1671850 97024 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 444.63 244.36 1530.06 66.69 0.00 0.00 0.00 0.00 19:14:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:15:01 ens3 76.08 61.61 534.89 15.51 0.00 0.00 0.00 0.00 19:15:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 19:16:01 ens3 333.66 335.69 1262.48 579.07 0.00 0.00 0.00 0.00 19:16:01 lo 1.70 1.70 0.15 0.15 0.00 0.00 0.00 0.00 19:17:01 ens3 18.00 16.35 16.30 8.41 0.00 0.00 0.00 0.00 19:17:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 218.68 164.93 837.18 168.05 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1944) 05/27/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 22.89 0.00 2.81 4.64 0.98 68.68 19:14:02 0 15.52 0.00 1.75 3.92 0.83 77.97 19:14:02 1 11.83 0.00 2.85 8.97 0.79 75.56 19:14:02 2 34.83 0.00 1.77 1.50 1.10 60.79 19:14:02 3 29.40 0.00 4.81 4.16 1.22 60.41 19:15:01 all 25.17 0.00 1.44 1.52 0.98 70.90 19:15:01 0 7.14 0.00 0.44 0.02 0.49 91.92 19:15:01 1 11.57 0.00 1.17 4.96 0.74 81.57 19:15:01 2 66.58 0.00 3.07 1.09 1.82 27.45 19:15:01 3 15.57 0.00 1.12 0.02 0.85 82.45 19:16:01 all 37.49 0.00 2.07 1.27 1.80 57.37 19:16:01 0 53.82 0.00 2.26 0.40 2.10 41.42 19:16:01 1 32.07 0.00 1.39 1.44 1.56 63.53 19:16:01 2 31.47 0.00 2.33 0.83 1.72 63.65 19:16:01 3 32.58 0.00 2.27 2.41 1.82 60.93 19:17:01 all 21.42 0.00 1.00 0.79 0.68 76.11 19:17:01 0 7.53 0.00 0.52 0.02 0.23 91.70 19:17:01 1 32.66 0.00 1.23 2.39 0.83 62.89 19:17:01 2 38.46 0.00 1.65 0.72 1.18 57.99 19:17:01 3 7.01 0.00 0.62 0.03 0.50 91.84 Average: all 26.75 0.00 1.83 2.05 1.11 68.25 Average: 0 21.06 0.00 1.25 1.09 0.92 75.69 Average: 1 22.10 0.00 1.66 4.43 0.98 70.83 Average: 2 42.73 0.00 2.20 1.03 1.45 52.58 Average: 3 21.15 0.00 2.21 1.66 1.10 73.89