---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11742 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 7.7G 12G 41% / 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 484 5152 0 2338 7207 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:88:9a:16 brd ff:ff:ff:ff:ff:ff inet 10.32.7.162/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86142sec preferred_lft 86142sec inet6 fe80::f816:3eff:fe88:9a16/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11742) 09/12/26 _x86_64_ (4 CPU) 07:07:48 LINUX RESTART (4 CPU) 07:08:01 tps rtps wtps bread/s bwrtn/s 07:09:01 135.36 53.91 81.45 3548.74 8100.53 07:10:01 107.66 38.47 69.19 2258.05 14909.30 07:11:01 31.91 1.95 29.96 110.91 8696.02 07:12:01 9.85 0.05 9.80 1.33 507.78 Average: 71.20 23.60 47.60 1479.79 8053.69 07:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:09:01 5816888 7414032 2350532 28.78 51028 1715796 685832 7.44 590524 1576368 199836 07:10:01 5269076 7364848 2898344 35.49 66260 2182920 702804 7.63 782072 1900304 225380 07:11:01 5344328 7447856 2823092 34.57 68664 2187504 617596 6.70 716088 1889936 8192 07:12:01 5235524 7345784 2931896 35.90 69276 2193712 713200 7.74 818584 1895144 13428 Average: 5416454 7393130 2750966 33.68 63807 2069983 679858 7.38 726817 1815438 111709 07:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:09:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 07:09:01 ens3 410.43 272.84 1828.46 70.32 0.00 0.00 0.00 0.00 07:10:01 lo 1.90 1.90 0.19 0.19 0.00 0.00 0.00 0.00 07:10:01 ens3 178.27 169.14 2361.09 34.36 0.00 0.00 0.00 0.00 07:11:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 07:11:01 ens3 69.36 67.51 31.50 667.74 0.00 0.00 0.00 0.00 07:12:01 lo 0.33 0.33 0.02 0.02 0.00 0.00 0.00 0.00 07:12:01 ens3 4.48 4.12 2.09 1.88 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 165.64 128.40 1055.84 193.57 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11742) 09/12/26 _x86_64_ (4 CPU) 07:07:48 LINUX RESTART (4 CPU) 07:08:01 CPU %user %nice %system %iowait %steal %idle 07:09:01 all 22.03 0.00 1.70 3.86 0.06 72.35 07:09:01 0 20.36 0.00 1.54 6.05 0.07 71.98 07:09:01 1 12.65 0.00 1.04 1.29 0.03 84.99 07:09:01 2 36.73 0.00 2.48 6.41 0.10 54.28 07:09:01 3 18.37 0.00 1.72 1.74 0.05 78.12 07:10:01 all 35.17 0.00 1.81 1.78 0.10 61.14 07:10:01 0 56.42 0.00 2.00 0.28 0.15 41.14 07:10:01 1 25.43 0.00 1.35 0.97 0.08 72.17 07:10:01 2 26.40 0.00 1.79 4.40 0.08 67.32 07:10:01 3 32.42 0.00 2.09 1.49 0.08 63.93 07:11:01 all 15.40 0.00 0.88 0.84 0.04 82.83 07:11:01 0 10.77 0.00 0.67 0.07 0.03 88.46 07:11:01 1 20.42 0.00 0.87 0.05 0.03 78.62 07:11:01 2 7.46 0.00 0.75 1.88 0.03 89.87 07:11:01 3 23.01 0.00 1.25 1.35 0.07 74.32 07:12:01 all 4.51 0.00 0.17 0.19 0.01 95.12 07:12:01 0 14.74 0.00 0.25 0.03 0.03 84.94 07:12:01 1 0.18 0.00 0.07 0.00 0.00 99.75 07:12:01 2 0.13 0.00 0.08 0.00 0.00 99.78 07:12:01 3 2.94 0.00 0.32 0.73 0.00 96.01 Average: all 19.27 0.00 1.14 1.67 0.05 77.86 Average: 0 25.56 0.00 1.11 1.61 0.07 71.65 Average: 1 14.68 0.00 0.83 0.58 0.04 83.87 Average: 2 17.66 0.00 1.27 3.17 0.05 77.84 Average: 3 19.18 0.00 1.34 1.33 0.05 78.10