---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14890 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 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 472 5179 0 2323 7219 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:83:3e:29 brd ff:ff:ff:ff:ff:ff inet 10.32.7.38/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86191sec preferred_lft 86191sec inet6 fe80::f816:3eff:fe83:3e29/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14890) 10/11/26 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 147.06 55.41 91.65 3627.93 28371.15 14:57:01 141.28 45.24 96.03 2793.40 16602.30 14:58:01 36.78 2.18 34.59 117.58 6287.09 Average: 108.37 34.28 74.09 2179.64 17086.85 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5888532 7478168 2278880 27.90 50280 1709280 616608 6.69 507512 1587808 201412 14:57:01 5007012 6958856 3160400 38.70 65280 2041868 1133780 12.30 1100688 1844212 14724 14:58:01 5301272 7391804 2866140 35.09 69568 2173916 684776 7.43 759816 1888352 10444 Average: 5398939 7276276 2768473 33.90 61709 1975021 811721 8.81 789339 1773457 75527 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 394.87 249.96 1852.55 67.98 0.00 0.00 0.00 0.00 14:56:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 14:57:01 ens3 309.53 334.26 1986.10 72.66 0.00 0.00 0.00 0.00 14:57:01 lo 1.70 1.70 0.17 0.17 0.00 0.00 0.00 0.00 14:58:01 ens3 102.43 116.10 307.87 616.99 0.00 0.00 0.00 0.00 14:58:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 268.94 233.44 1382.17 252.55 0.00 0.00 0.00 0.00 Average: lo 1.43 1.43 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14890) 10/11/26 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 21.63 0.00 1.77 4.46 0.07 72.07 14:56:01 0 10.78 0.00 1.29 1.59 0.03 86.31 14:56:01 1 44.97 0.00 2.83 2.06 0.10 50.05 14:56:01 2 18.51 0.00 1.62 8.85 0.07 70.95 14:56:01 3 12.30 0.00 1.35 5.33 0.07 80.95 14:57:01 all 35.75 0.00 2.25 2.42 0.09 59.50 14:57:01 0 28.23 0.00 1.37 0.17 0.08 70.15 14:57:01 1 31.35 0.00 1.38 2.10 0.08 65.10 14:57:01 2 29.70 0.00 2.37 3.63 0.10 64.20 14:57:01 3 53.68 0.00 3.90 3.78 0.13 38.52 14:58:01 all 20.96 0.00 1.10 0.82 0.06 77.06 14:58:01 0 21.55 0.00 1.00 0.05 0.05 77.35 14:58:01 1 21.14 0.00 1.14 0.08 0.07 77.57 14:58:01 2 24.23 0.00 1.02 0.50 0.05 74.20 14:58:01 3 16.93 0.00 1.23 2.64 0.05 79.15 Average: all 26.11 0.00 1.71 2.56 0.07 69.55 Average: 0 20.19 0.00 1.22 0.60 0.06 77.94 Average: 1 32.48 0.00 1.78 1.41 0.08 64.24 Average: 2 24.15 0.00 1.67 4.33 0.07 69.78 Average: 3 27.63 0.00 2.16 3.91 0.08 66.21