---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14758 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 8.7G 11G 46% / 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 473 4090 0 3412 7203 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:d7:e9:1e brd ff:ff:ff:ff:ff:ff inet 10.32.6.196/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86194sec preferred_lft 86194sec inet6 fe80::f816:3eff:fed7:e91e/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-14758) 10/10/26 _x86_64_ (4 CPU) 08:12:54 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:02 154.31 55.47 98.83 3626.46 42378.55 08:15:01 154.96 41.42 113.54 2796.81 53912.76 08:16:01 51.97 6.18 45.79 231.16 5543.34 Average: 120.22 34.32 85.90 2214.91 33833.35 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:02 5872304 7450600 2295108 28.10 49748 1698968 646192 7.01 535708 1577068 200348 08:15:01 4055592 7099556 4111820 50.34 63948 3121464 920168 9.98 928112 2940952 12984 08:16:01 4177884 7370460 3989528 48.85 69740 3260116 678320 7.36 740684 2999100 32812 Average: 4701927 7306872 3465485 42.43 61145 2693516 748227 8.12 734835 2505707 82048 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 08:14:02 ens3 385.12 245.78 1791.62 67.72 0.00 0.00 0.00 0.00 08:15:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 08:15:01 ens3 955.82 680.58 20742.87 90.02 0.00 0.00 0.00 0.00 08:16:01 lo 2.02 2.02 0.24 0.24 0.00 0.00 0.00 0.00 08:16:01 ens3 223.86 229.08 915.56 57.98 0.00 0.00 0.00 0.00 Average: lo 1.41 1.41 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 519.18 383.49 7744.48 71.80 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14758) 10/10/26 _x86_64_ (4 CPU) 08:12:54 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:02 all 21.35 0.00 1.78 4.69 0.08 72.11 08:14:02 0 8.54 0.00 1.14 6.47 0.03 83.82 08:14:02 1 15.53 0.00 1.36 4.10 0.05 78.96 08:14:02 2 41.58 0.00 2.49 1.84 0.10 53.99 08:14:02 3 19.82 0.00 2.14 6.37 0.08 71.59 08:15:01 all 28.89 0.00 2.07 3.15 0.09 65.79 08:15:01 0 40.68 0.00 1.53 0.71 0.08 56.99 08:15:01 1 18.89 0.00 2.01 5.50 0.07 73.53 08:15:01 2 34.08 0.00 2.86 3.13 0.10 59.84 08:15:01 3 21.91 0.00 1.90 3.29 0.10 72.80 08:16:01 all 30.98 0.00 1.52 0.76 0.08 66.65 08:16:01 0 36.30 0.00 1.44 0.18 0.10 61.98 08:16:01 1 48.05 0.00 1.59 0.68 0.10 49.58 08:16:01 2 26.12 0.00 1.89 0.45 0.07 71.48 08:16:01 3 13.44 0.00 1.15 1.71 0.05 83.65 Average: all 27.06 0.00 1.79 2.87 0.08 68.20 Average: 0 28.44 0.00 1.37 2.46 0.07 67.66 Average: 1 27.49 0.00 1.65 3.42 0.07 67.37 Average: 2 33.92 0.00 2.41 1.80 0.09 61.78 Average: 3 18.36 0.00 1.73 3.79 0.08 76.04