---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1018 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: 2799.998 BogoMIPS: 5599.99 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 448 5344 0 2183 7247 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:26:11:21 brd ff:ff:ff:ff:ff:ff inet 10.32.6.86/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fe26:1121/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1018) 05/16/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:02 tps rtps wtps bread/s bwrtn/s 12:48:01 151.74 67.95 83.78 4356.14 41559.62 12:49:01 86.22 30.04 56.17 1701.58 9242.59 12:50:01 68.42 8.83 59.59 510.58 7380.10 12:51:01 27.69 3.47 24.23 132.76 4983.41 Average: 83.23 27.40 55.83 1663.99 15683.18 12:47:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 6018092 7444472 2149320 26.32 37072 1569664 657680 7.14 558040 1432044 87684 12:49:01 5636960 7344920 2530452 30.98 57844 1814272 753600 8.18 678888 1658452 101324 12:50:01 5498052 7430684 2669360 32.68 65236 2025232 653916 7.10 709256 1754540 113304 12:51:01 5507824 7455352 2659588 32.56 67616 2036984 614244 6.66 693536 1758948 8744 Average: 5665232 7418857 2502180 30.64 56942 1861538 669860 7.27 659930 1650996 77764 12:47:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 456.24 263.01 1582.05 67.91 0.00 0.00 0.00 0.00 12:48:01 lo 1.22 1.22 0.11 0.11 0.00 0.00 0.00 0.00 12:49:01 ens3 88.09 79.89 508.95 20.05 0.00 0.00 0.00 0.00 12:49:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 12:50:01 ens3 346.74 367.56 1534.34 74.15 0.00 0.00 0.00 0.00 12:50:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 12:51:01 ens3 54.77 63.90 30.36 608.08 0.00 0.00 0.00 0.00 12:51:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 235.53 193.29 911.09 193.09 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-1018) 05/16/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:02 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 23.19 0.00 3.01 4.61 1.60 67.59 12:48:01 0 26.98 0.00 2.33 2.31 1.67 66.71 12:48:01 1 11.35 0.00 1.69 7.36 1.52 78.09 12:48:01 2 20.34 0.00 2.05 3.09 1.32 73.19 12:48:01 3 34.14 0.00 5.96 5.71 1.89 52.30 12:49:01 all 25.32 0.00 1.66 1.97 1.31 69.74 12:49:01 0 20.36 0.00 1.43 1.06 1.54 75.61 12:49:01 1 19.75 0.00 0.98 1.32 0.93 77.01 12:49:01 2 51.80 0.00 3.23 0.98 2.00 41.99 12:49:01 3 9.37 0.00 1.00 4.52 0.77 84.34 12:50:01 all 42.76 0.00 2.32 1.06 2.85 51.01 12:50:01 0 38.42 0.00 1.79 0.17 2.41 57.20 12:50:01 1 38.74 0.00 2.32 1.80 2.67 54.48 12:50:01 2 37.85 0.00 2.47 1.38 2.87 55.44 12:50:01 3 56.03 0.00 2.64 0.90 3.44 36.99 12:51:01 all 21.09 0.00 1.04 0.73 0.83 76.31 12:51:01 0 50.54 0.00 1.40 0.37 1.45 46.24 12:51:01 1 6.02 0.00 0.71 0.02 0.81 92.44 12:51:01 2 5.75 0.00 0.97 2.47 0.32 90.50 12:51:01 3 22.09 0.00 1.15 0.08 0.76 75.92 Average: all 28.11 0.00 2.00 2.08 1.65 66.16 Average: 0 34.09 0.00 1.74 0.97 1.77 61.43 Average: 1 18.97 0.00 1.42 2.60 1.48 75.52 Average: 2 28.97 0.00 2.18 1.98 1.63 65.24 Average: 3 30.41 0.00 2.67 2.78 1.71 62.42