---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8326 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 451 5261 0 2262 7244 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:50:97:f0 brd ff:ff:ff:ff:ff:ff inet 10.32.6.76/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:fe50:97f0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8326) 03/07/26 _x86_64_ (4 CPU) 12:27:55 LINUX RESTART (4 CPU) 12:28:01 tps rtps wtps bread/s bwrtn/s 12:29:01 145.56 66.47 79.09 4266.89 40559.12 12:30:01 84.27 29.76 54.51 1657.86 8907.72 12:31:01 69.81 8.58 61.23 490.77 11574.41 12:32:01 26.45 0.68 25.77 77.73 3833.20 Average: 81.52 26.37 55.15 1623.33 16218.93 12:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:01 6003448 7425644 2163964 26.50 36596 1565752 670336 7.27 572916 1426916 84844 12:30:01 5622268 7321224 2545144 31.16 56956 1806452 819552 8.89 717856 1631028 101524 12:31:01 5363868 7385632 2803544 34.33 63756 2115264 699204 7.59 717288 1874692 86248 12:32:01 5334796 7366096 2832616 34.68 66200 2122284 706424 7.67 744132 1876184 13404 Average: 5581095 7374649 2586317 31.67 55877 1902438 723879 7.85 688048 1702205 71505 12:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 12:29:01 ens3 397.93 207.80 1434.03 63.00 0.00 0.00 0.00 0.00 12:30:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 12:30:01 ens3 74.64 59.04 470.03 15.31 0.00 0.00 0.00 0.00 12:31:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 12:31:01 ens3 406.45 392.19 3644.70 67.61 0.00 0.00 0.00 0.00 12:32:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:32:01 ens3 18.20 15.32 15.78 6.29 0.00 0.00 0.00 0.00 Average: lo 0.94 0.94 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 224.32 168.60 1391.29 38.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8326) 03/07/26 _x86_64_ (4 CPU) 12:27:55 LINUX RESTART (4 CPU) 12:28:01 CPU %user %nice %system %iowait %steal %idle 12:29:01 all 21.01 0.00 2.49 4.37 1.42 70.71 12:29:01 0 21.78 0.00 1.83 4.07 1.73 70.61 12:29:01 1 34.40 0.00 4.86 3.54 1.54 55.66 12:29:01 2 11.31 0.00 1.13 4.91 1.15 81.51 12:29:01 3 16.62 0.00 2.15 4.96 1.23 75.04 12:30:01 all 24.12 0.00 1.56 2.06 1.38 70.87 12:30:01 0 9.13 0.00 0.89 0.66 1.54 87.77 12:30:01 1 25.89 0.00 1.75 1.23 1.26 69.86 12:30:01 2 45.48 0.00 2.41 1.43 1.85 48.83 12:30:01 3 15.99 0.00 1.23 4.95 0.92 76.91 12:31:01 all 38.31 0.00 2.09 1.27 2.69 55.63 12:31:01 0 35.84 0.00 1.70 1.28 2.65 58.53 12:31:01 1 47.32 0.00 2.54 1.61 2.71 45.83 12:31:01 2 36.03 0.00 2.16 0.92 2.51 58.38 12:31:01 3 34.05 0.00 1.94 1.26 2.92 59.83 12:32:01 all 20.89 0.00 0.91 0.90 0.94 76.37 12:32:01 0 22.78 0.00 0.76 2.37 1.20 72.89 12:32:01 1 28.91 0.00 1.35 0.10 0.83 68.81 12:32:01 2 24.35 0.00 0.93 0.68 0.90 73.13 12:32:01 3 7.58 0.00 0.60 0.45 0.78 90.60 Average: all 26.08 0.00 1.76 2.15 1.61 68.39 Average: 0 22.36 0.00 1.30 2.10 1.78 72.47 Average: 1 34.14 0.00 2.62 1.62 1.59 60.03 Average: 2 29.29 0.00 1.66 1.98 1.60 65.46 Average: 3 18.57 0.00 1.48 2.90 1.46 75.59