---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2910 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 461 5372 0 2141 7234 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:a2:3a:28 brd ff:ff:ff:ff:ff:ff inet 10.32.7.209/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86155sec preferred_lft 86155sec inet6 fe80::f816:3eff:fea2:3a28/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2910) 01/10/26 _x86_64_ (4 CPU) 10:25:55 LINUX RESTART (4 CPU) 10:26:01 tps rtps wtps bread/s bwrtn/s 10:27:02 145.71 63.51 82.20 4225.70 40818.95 10:28:01 75.99 12.69 63.29 269.51 12388.54 10:29:01 65.72 6.45 59.27 459.90 9232.98 Average: 95.91 27.63 68.28 1659.29 20859.25 10:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:27:02 5966740 7393348 2200680 26.94 37332 1569120 732720 7.95 609616 1427192 87996 10:28:01 5472472 7202688 2694948 33.00 58264 1834600 939108 10.19 819212 1676912 104172 10:29:01 5535544 7437348 2631876 32.22 64340 1995384 661636 7.18 639856 1784112 26736 Average: 5658252 7344461 2509168 30.72 53312 1799701 777821 8.44 689561 1629405 72968 10:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:27:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 10:27:02 ens3 431.41 260.41 1470.45 68.89 0.00 0.00 0.00 0.00 10:28:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 10:28:01 ens3 137.64 100.29 1580.35 22.07 0.00 0.00 0.00 0.00 10:29:01 lo 0.90 0.90 0.08 0.08 0.00 0.00 0.00 0.00 10:29:01 ens3 282.94 289.06 1367.30 53.85 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 284.81 217.24 1472.08 48.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2910) 01/10/26 _x86_64_ (4 CPU) 10:25:55 LINUX RESTART (4 CPU) 10:26:01 CPU %user %nice %system %iowait %steal %idle 10:27:02 all 22.67 0.00 3.05 4.18 1.02 69.08 10:27:02 0 37.17 0.00 6.24 7.71 1.39 47.50 10:27:02 1 18.09 0.00 1.87 3.05 0.80 76.18 10:27:02 2 11.46 0.00 1.86 3.76 0.84 82.08 10:27:02 3 23.94 0.00 2.25 2.22 1.05 70.54 10:28:01 all 27.25 0.00 1.62 1.68 1.20 68.26 10:28:01 0 41.32 0.00 2.49 0.63 1.56 54.00 10:28:01 1 25.22 0.00 1.14 0.03 0.97 72.64 10:28:01 2 10.06 0.00 0.95 4.73 0.97 83.28 10:28:01 3 32.34 0.00 1.85 1.34 1.29 63.19 10:29:01 all 34.35 0.00 1.82 1.09 1.99 60.76 10:29:01 0 30.62 0.00 1.35 0.32 2.15 65.57 10:29:01 1 55.77 0.00 2.10 1.01 2.36 38.75 10:29:01 2 25.33 0.00 1.35 2.19 1.65 69.48 10:29:01 3 25.64 0.00 2.49 0.83 1.81 69.23 Average: all 28.10 0.00 2.16 2.32 1.40 66.02 Average: 0 36.34 0.00 3.36 2.89 1.70 55.72 Average: 1 33.09 0.00 1.70 1.37 1.38 62.45 Average: 2 15.66 0.00 1.39 3.55 1.15 78.25 Average: 3 27.28 0.00 2.20 1.46 1.38 67.68