---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7890 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 463 5270 0 2242 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:bf:5d:ed brd ff:ff:ff:ff:ff:ff inet 10.32.7.111/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86104sec preferred_lft 86104sec inet6 fe80::f816:3eff:febf:5ded/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-7890) 11/01/25 _x86_64_ (4 CPU) 08:13:02 LINUX RESTART (4 CPU) 08:14:01 tps rtps wtps bread/s bwrtn/s 08:15:01 51.37 2.25 49.13 43.86 6950.57 08:16:01 111.33 35.91 75.42 2202.97 13194.07 08:17:01 36.50 4.22 32.29 174.61 4740.42 Average: 66.40 14.12 52.28 807.11 8294.82 08:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:15:01 5823992 7411176 2343420 28.69 52228 1704808 694624 7.54 594964 1563984 140268 08:16:01 5055444 6928756 3111968 38.10 62784 1968848 1163336 12.62 1108608 1792740 7064 08:17:01 5404896 7407216 2762516 33.82 67672 2089872 671480 7.29 706500 1841524 27916 Average: 5428111 7249049 2739301 33.54 60895 1921176 843147 9.15 803357 1732749 58416 08:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:15:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 08:15:01 ens3 53.94 41.34 700.64 5.61 0.00 0.00 0.00 0.00 08:16:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 08:16:01 ens3 339.04 350.07 2496.00 62.95 0.00 0.00 0.00 0.00 08:17:01 lo 1.35 1.35 0.18 0.18 0.00 0.00 0.00 0.00 08:17:01 ens3 179.21 201.17 857.67 39.33 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 190.73 197.53 1351.41 35.96 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7890) 11/01/25 _x86_64_ (4 CPU) 08:13:02 LINUX RESTART (4 CPU) 08:14:01 CPU %user %nice %system %iowait %steal %idle 08:15:01 all 19.14 0.00 1.23 2.59 1.50 75.54 08:15:01 0 58.85 0.00 2.87 0.88 2.28 35.12 08:15:01 1 7.94 0.00 0.90 5.65 0.91 84.61 08:15:01 2 6.15 0.00 0.81 3.47 1.96 87.62 08:15:01 3 3.91 0.00 0.38 0.36 0.85 94.50 08:16:01 all 35.00 0.00 2.06 2.34 5.03 55.57 08:16:01 0 45.32 0.00 1.55 1.34 4.30 47.49 08:16:01 1 30.40 0.00 2.51 3.89 5.27 57.92 08:16:01 2 29.62 0.00 1.43 0.72 4.85 63.38 08:16:01 3 34.73 0.00 2.74 3.41 5.66 53.45 08:17:01 all 30.74 0.00 1.47 0.84 2.91 64.03 08:17:01 0 34.23 0.00 1.46 0.25 2.64 61.42 08:17:01 1 20.45 0.00 1.77 1.99 2.85 72.94 08:17:01 2 26.67 0.00 1.06 0.28 2.72 69.27 08:17:01 3 41.64 0.00 1.58 0.85 3.45 52.48 Average: all 28.31 0.00 1.59 1.93 3.15 65.02 Average: 0 46.11 0.00 1.96 0.82 3.07 48.03 Average: 1 19.63 0.00 1.73 3.84 3.02 71.78 Average: 2 20.79 0.00 1.10 1.49 3.18 73.44 Average: 3 26.78 0.00 1.57 1.55 3.33 66.78