---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1987 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 466 5334 0 2174 7229 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:00:8c:84 brd ff:ff:ff:ff:ff:ff inet 10.32.6.207/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:fe00:8c84/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1987) 08/02/25 _x86_64_ (4 CPU) 16:59:00 LINUX RESTART (4 CPU) 17:00:01 tps rtps wtps bread/s bwrtn/s 17:01:01 57.30 0.22 57.08 26.66 9454.98 17:02:01 100.62 38.14 62.47 2118.58 9973.67 17:03:01 25.53 0.65 24.88 77.45 3997.47 Average: 61.15 13.00 48.14 740.86 7808.80 17:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:01:01 5789500 7404348 2377912 29.11 53872 1729196 702504 7.62 609488 1581836 102760 17:02:01 5527800 7456960 2639612 32.32 63340 2023548 631620 6.85 646992 1786160 73408 17:03:01 5529096 7468596 2638316 32.30 66024 2031124 621024 6.74 642012 1788900 10964 Average: 5615465 7443301 2551947 31.25 61079 1927956 651716 7.07 632831 1718965 62377 17:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:01:01 ens3 47.25 36.64 636.62 4.91 0.00 0.00 0.00 0.00 17:01:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 17:02:01 ens3 338.28 359.69 2352.42 69.63 0.00 0.00 0.00 0.00 17:02:01 lo 1.43 1.43 0.14 0.14 0.00 0.00 0.00 0.00 17:03:01 ens3 11.53 11.96 14.94 5.66 0.00 0.00 0.00 0.00 17:03:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 132.35 136.09 1001.31 26.73 0.00 0.00 0.00 0.00 Average: lo 0.81 0.81 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1987) 08/02/25 _x86_64_ (4 CPU) 16:59:00 LINUX RESTART (4 CPU) 17:00:01 CPU %user %nice %system %iowait %steal %idle 17:01:01 all 19.02 0.00 1.20 2.66 2.34 74.78 17:01:01 0 10.86 0.00 0.92 4.96 1.88 81.37 17:01:01 1 18.46 0.00 1.21 0.33 1.11 78.89 17:01:01 2 22.65 0.00 1.32 0.30 2.58 73.16 17:01:01 3 24.04 0.00 1.35 5.03 3.76 65.82 17:02:01 all 37.43 0.00 2.17 1.80 5.29 53.30 17:02:01 0 33.05 0.00 2.42 4.74 5.22 54.57 17:02:01 1 38.52 0.00 1.56 0.49 4.95 54.48 17:02:01 2 34.72 0.00 2.64 0.52 5.98 56.14 17:02:01 3 43.47 0.00 2.05 1.46 5.00 48.02 17:03:01 all 20.23 0.00 0.87 1.16 1.88 75.85 17:03:01 0 44.19 0.00 1.59 0.93 1.94 51.35 17:03:01 1 25.01 0.00 0.71 0.18 1.97 72.13 17:03:01 2 5.56 0.00 0.48 0.03 1.16 92.77 17:03:01 3 6.44 0.00 0.74 3.45 2.49 86.89 Average: all 25.59 0.00 1.42 1.87 3.18 67.95 Average: 0 29.34 0.00 1.65 3.55 3.02 62.43 Average: 1 27.36 0.00 1.16 0.34 2.68 68.46 Average: 2 21.04 0.00 1.48 0.28 3.25 73.94 Average: 3 24.63 0.00 1.38 3.32 3.75 66.93