---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8367 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 7.5G 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 474 5414 0 2086 7223 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:c6:12:35 brd ff:ff:ff:ff:ff:ff inet 10.32.6.182/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86134sec preferred_lft 86134sec inet6 fe80::f816:3eff:fec6:1235/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8367) 03/07/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 149.22 63.97 85.25 4233.33 40708.42 19:15:01 67.21 12.80 54.42 308.83 8975.67 19:16:01 62.36 7.87 54.49 461.39 6854.72 19:17:01 24.66 0.35 24.31 33.73 4450.72 Average: 75.86 21.24 54.62 1259.16 15246.06 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5994852 7414584 2172568 26.60 37056 1562908 710360 7.71 587080 1423296 84628 19:15:01 5621812 7277976 2545608 31.17 57376 1763296 869832 9.44 746452 1604568 101272 19:16:01 5567988 7423432 2599432 31.83 62540 1952804 663688 7.20 680428 1714908 120816 19:17:01 5559432 7411364 2607988 31.93 64820 1946712 671372 7.28 697312 1705988 9544 Average: 5686021 7381839 2481399 30.38 55448 1806430 728813 7.91 677818 1612190 79065 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 19:14:01 ens3 400.80 240.23 1468.35 67.12 0.00 0.00 0.00 0.00 19:15:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 86.65 74.41 480.21 19.21 0.00 0.00 0.00 0.00 19:16:01 lo 1.63 1.63 0.15 0.15 0.00 0.00 0.00 0.00 19:16:01 ens3 302.12 302.75 1239.65 579.61 0.00 0.00 0.00 0.00 19:17:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 19:17:01 ens3 17.16 16.50 13.54 8.40 0.00 0.00 0.00 0.00 Average: lo 1.24 1.24 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 201.67 158.47 800.40 168.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8367) 03/07/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 21.49 0.00 2.64 4.76 1.30 69.81 19:14:01 0 9.01 0.00 1.18 3.89 1.16 84.76 19:14:01 1 35.07 0.00 5.30 3.57 1.58 54.48 19:14:01 2 17.82 0.00 2.22 5.77 1.18 73.00 19:14:01 3 24.13 0.00 1.88 5.82 1.27 66.90 19:15:01 all 26.06 0.00 1.66 1.71 1.63 68.94 19:15:01 0 19.25 0.00 1.21 1.06 1.48 77.00 19:15:01 1 39.44 0.00 2.82 1.31 2.31 54.12 19:15:01 2 35.25 0.00 1.84 0.10 1.98 60.83 19:15:01 3 10.21 0.00 0.73 4.40 0.77 83.90 19:16:01 all 36.24 0.00 2.10 1.46 2.62 57.59 19:16:01 0 24.47 0.00 2.17 1.95 2.43 68.98 19:16:01 1 59.71 0.00 2.33 0.90 2.83 34.24 19:16:01 2 24.62 0.00 2.31 1.60 2.89 68.58 19:16:01 3 36.31 0.00 1.58 1.36 2.31 58.44 19:17:01 all 21.40 0.00 0.96 0.65 0.92 76.08 19:17:01 0 3.87 0.00 0.60 0.66 0.66 94.20 19:17:01 1 43.78 0.00 1.25 0.12 1.46 53.39 19:17:01 2 33.74 0.00 1.38 0.05 1.31 63.51 19:17:01 3 4.21 0.00 0.58 1.78 0.23 93.19 Average: all 26.30 0.00 1.84 2.14 1.62 68.10 Average: 0 14.16 0.00 1.29 1.89 1.43 81.22 Average: 1 44.50 0.00 2.92 1.47 2.05 49.06 Average: 2 27.87 0.00 1.94 1.88 1.84 66.48 Average: 3 18.72 0.00 1.19 3.34 1.14 75.60