---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3003 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 472 5356 0 2147 7225 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:17:bc:11 brd ff:ff:ff:ff:ff:ff inet 10.32.7.125/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fe17:bc11/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3003) 09/06/25 _x86_64_ (4 CPU) 12:46:50 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 115.04 54.22 60.83 3561.88 5311.98 12:49:01 73.95 18.54 55.41 1330.76 9892.83 12:50:01 73.39 20.09 53.30 872.11 7011.93 12:51:01 23.76 0.90 22.86 50.26 4810.53 Average: 71.53 23.46 48.07 1454.33 6743.65 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5942044 7382488 2225368 27.25 38472 1581000 715048 7.76 622356 1437496 98224 12:49:01 5770672 7459212 2396740 29.35 57176 1795552 806308 8.75 556140 1645692 105576 12:50:01 5505020 7413392 2662392 32.60 63032 2004312 661864 7.18 718880 1738320 127088 12:51:01 5468996 7388052 2698416 33.04 65096 2012952 690616 7.49 753072 1739580 17904 Average: 5671683 7410786 2495729 30.56 55944 1848454 718459 7.80 662612 1640272 87198 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 447.88 247.93 1444.98 67.50 0.00 0.00 0.00 0.00 12:49:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 12:49:01 ens3 66.04 42.40 429.74 16.32 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 239.45 259.95 1248.62 42.14 0.00 0.00 0.00 0.00 12:51:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 12:51:01 ens3 59.12 64.54 29.37 601.04 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 203.71 154.18 789.72 182.43 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3003) 09/06/25 _x86_64_ (4 CPU) 12:46:50 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 24.28 0.00 1.94 3.43 1.54 68.81 12:48:02 0 13.80 0.00 0.88 1.00 1.08 83.23 12:48:02 1 24.77 0.00 2.01 6.62 1.61 64.98 12:48:02 2 29.34 0.00 2.24 2.17 1.97 64.29 12:48:02 3 29.21 0.00 2.67 3.93 1.48 62.70 12:49:01 all 22.09 0.00 1.51 1.64 0.89 73.87 12:49:01 0 24.40 0.00 1.14 0.22 0.90 73.35 12:49:01 1 20.65 0.00 1.37 3.83 0.98 73.17 12:49:01 2 26.78 0.00 2.14 1.66 1.02 68.40 12:49:01 3 16.57 0.00 1.34 0.81 0.68 80.60 12:50:01 all 40.53 0.00 1.98 1.01 2.50 53.99 12:50:01 0 31.70 0.00 1.18 0.37 2.21 64.55 12:50:01 1 35.28 0.00 1.66 0.18 2.36 60.52 12:50:01 2 62.85 0.00 3.66 2.88 3.18 27.44 12:50:01 3 32.34 0.00 1.43 0.58 2.26 63.39 12:51:01 all 20.99 0.00 0.98 0.74 0.75 76.54 12:51:01 0 13.02 0.00 0.78 0.07 0.50 85.63 12:51:01 1 41.72 0.00 1.63 0.67 1.33 54.64 12:51:01 2 27.86 0.00 1.07 2.22 0.80 68.06 12:51:01 3 1.45 0.00 0.45 0.05 0.35 97.71 Average: all 27.00 0.00 1.60 1.70 1.42 68.27 Average: 0 20.73 0.00 0.99 0.41 1.17 76.69 Average: 1 30.64 0.00 1.67 2.82 1.57 63.30 Average: 2 36.77 0.00 2.28 2.23 1.75 56.97 Average: 3 19.90 0.00 1.47 1.35 1.19 76.09