---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7674 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 7.7G 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 449 5216 0 2310 7243 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:db:46:29 brd ff:ff:ff:ff:ff:ff inet 10.32.7.68/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86090sec preferred_lft 86090sec inet6 fe80::f816:3eff:fedb:4629/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7674) 08/06/26 _x86_64_ (4 CPU) 14:54:59 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 184.49 107.28 77.20 5380.97 39909.63 14:57:01 58.35 0.18 58.16 21.99 9905.63 14:58:01 106.68 34.18 72.50 2090.85 11994.27 14:59:01 34.39 6.38 28.01 205.30 5114.88 15:00:01 21.05 0.27 20.78 23.73 1484.29 Average: 80.99 29.66 51.33 1544.52 13681.61 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 6082796 7459616 2084624 25.52 35428 1522408 678756 7.36 539916 1385948 64412 14:57:01 5705864 7390528 2461556 30.14 54884 1795052 745604 8.09 623928 1645864 158372 14:58:01 5261580 7196236 2905840 35.58 65092 2024972 904112 9.81 863184 1830344 7896 14:59:01 5315032 7388352 2852388 34.92 68444 2158376 712092 7.73 755192 1881452 26136 15:00:01 5300236 7376276 2867184 35.11 70188 2158512 741036 8.04 777712 1872756 8700 Average: 5533102 7362202 2634318 32.25 58807 1931864 756320 8.21 711986 1723273 53103 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 lo 2.13 2.13 0.19 0.19 0.00 0.00 0.00 0.00 14:56:01 ens3 361.56 182.50 1149.43 62.31 0.00 0.00 0.00 0.00 14:57:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 14:57:01 ens3 39.34 31.61 764.55 4.61 0.00 0.00 0.00 0.00 14:58:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 14:58:01 ens3 294.02 310.15 1759.07 68.62 0.00 0.00 0.00 0.00 14:59:01 lo 1.37 1.37 0.12 0.12 0.00 0.00 0.00 0.00 14:59:01 ens3 104.87 110.40 316.27 606.46 0.00 0.00 0.00 0.00 15:00:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 15:00:01 ens3 13.95 16.08 8.74 15.56 0.00 0.00 0.00 0.00 Average: lo 1.23 1.23 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 162.74 130.14 799.61 151.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7674) 08/06/26 _x86_64_ (4 CPU) 14:54:59 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 21.22 0.00 2.93 6.42 2.45 66.98 14:56:01 0 12.55 0.00 1.92 7.27 1.85 76.41 14:56:01 1 23.92 0.00 1.95 5.33 2.79 66.02 14:56:01 2 40.27 0.00 6.18 6.76 3.43 43.36 14:56:01 3 8.18 0.00 1.66 6.34 1.71 82.12 14:57:01 all 19.89 0.00 1.27 2.00 1.29 75.55 14:57:01 0 1.61 0.00 0.15 0.00 0.32 97.92 14:57:01 1 14.69 0.00 1.05 1.02 1.68 81.55 14:57:01 2 60.97 0.00 3.18 0.80 2.83 32.23 14:57:01 3 2.31 0.00 0.72 6.22 0.37 90.39 14:58:01 all 37.07 0.00 2.63 2.21 4.41 53.69 14:58:01 0 39.88 0.00 2.41 1.23 4.10 52.38 14:58:01 1 39.65 0.00 2.21 2.40 4.23 51.51 14:58:01 2 35.81 0.00 4.04 3.59 4.95 51.62 14:58:01 3 32.97 0.00 1.85 1.58 4.35 59.25 14:59:01 all 26.98 0.00 1.40 1.13 2.36 68.12 14:59:01 0 21.33 0.00 1.57 1.44 1.89 73.77 14:59:01 1 56.39 0.00 1.56 0.81 2.98 38.27 14:59:01 2 17.44 0.00 1.49 1.96 2.32 76.79 14:59:01 3 12.80 0.00 0.99 0.36 2.26 83.59 15:00:01 all 20.58 0.00 0.92 0.90 1.37 76.23 15:00:01 0 30.74 0.00 1.09 2.65 1.56 63.96 15:00:01 1 5.02 0.00 0.53 0.02 1.04 93.40 15:00:01 2 3.39 0.00 0.66 0.63 1.21 94.12 15:00:01 3 43.35 0.00 1.40 0.28 1.68 53.29 Average: all 25.16 0.00 1.83 2.53 2.38 68.10 Average: 0 21.22 0.00 1.43 2.52 1.94 72.88 Average: 1 27.93 0.00 1.46 1.92 2.55 66.15 Average: 2 31.54 0.00 3.11 2.75 2.95 59.65 Average: 3 19.92 0.00 1.32 2.95 2.08 73.73