---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10353 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 483 5314 0 2178 7212 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:8f:84:1e brd ff:ff:ff:ff:ff:ff inet 10.32.6.178/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fe8f:841e/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-10353) 04/02/26 _x86_64_ (4 CPU) 12:46:52 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 147.01 54.79 92.22 3600.60 41360.19 12:49:01 87.27 31.96 55.31 1740.86 8568.72 12:50:01 67.37 8.72 58.66 508.85 7290.12 12:51:01 25.95 3.22 22.73 129.05 4870.25 Average: 81.88 24.64 57.24 1493.81 15551.41 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5907856 7378992 2259564 27.67 39920 1608688 741100 8.04 632968 1457632 115216 12:49:01 5577740 7287864 2589680 31.71 58824 1814064 806812 8.75 732708 1656876 100972 12:50:01 5397216 7337556 2770204 33.92 65720 2031332 729464 7.92 800216 1758184 121412 12:51:01 5438284 7381988 2729136 33.41 67968 2032088 684464 7.43 764732 1752904 10000 Average: 5580274 7346600 2587146 31.68 58108 1871543 740460 8.03 732656 1656399 86900 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:48:02 ens3 441.19 260.26 1483.58 68.08 0.00 0.00 0.00 0.00 12:49:01 lo 1.63 1.63 0.15 0.15 0.00 0.00 0.00 0.00 12:49:01 ens3 125.00 121.66 555.97 32.55 0.00 0.00 0.00 0.00 12:50:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 12:50:01 ens3 313.96 325.58 1467.52 57.95 0.00 0.00 0.00 0.00 12:51:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 12:51:01 ens3 60.77 71.20 29.42 605.02 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 235.69 194.98 885.50 191.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10353) 04/02/26 _x86_64_ (4 CPU) 12:46:52 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 23.12 0.00 2.27 4.63 1.17 68.82 12:48:02 0 9.77 0.00 1.15 2.21 0.70 86.17 12:48:02 1 36.54 0.00 2.56 8.38 1.83 50.69 12:48:02 2 23.20 0.00 2.58 4.55 1.06 68.61 12:48:02 3 22.99 0.00 2.81 3.38 1.09 69.73 12:49:01 all 28.10 0.00 1.93 1.90 1.46 66.61 12:49:01 0 26.09 0.00 2.60 0.61 1.24 69.46 12:49:01 1 28.32 0.00 1.56 1.32 1.59 67.22 12:49:01 2 35.19 0.00 1.93 3.59 1.68 57.61 12:49:01 3 22.81 0.00 1.63 2.07 1.30 72.20 12:50:01 all 42.22 0.00 2.16 0.76 2.67 52.19 12:50:01 0 50.44 0.00 2.24 0.32 2.92 44.09 12:50:01 1 39.66 0.00 1.63 0.07 2.33 56.31 12:50:01 2 38.33 0.00 1.68 1.43 2.58 55.98 12:50:01 3 40.44 0.00 3.07 1.21 2.87 52.40 12:51:01 all 20.90 0.00 1.08 0.70 0.90 76.42 12:51:01 0 7.88 0.00 0.86 0.03 0.68 90.54 12:51:01 1 59.41 0.00 1.62 0.22 1.88 36.88 12:51:01 2 10.54 0.00 0.80 0.53 0.43 87.70 12:51:01 3 5.81 0.00 1.02 2.03 0.60 90.55 Average: all 28.59 0.00 1.86 2.00 1.55 66.00 Average: 0 23.55 0.00 1.71 0.79 1.39 72.56 Average: 1 41.03 0.00 1.84 2.50 1.91 52.72 Average: 2 26.78 0.00 1.75 2.52 1.44 67.51 Average: 3 23.02 0.00 2.13 2.17 1.47 71.21