---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4171 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 7.6G 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 480 5243 0 2252 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:50:8c:11 brd ff:ff:ff:ff:ff:ff inet 10.32.7.60/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86095sec preferred_lft 86095sec inet6 fe80::f816:3eff:fe50:8c11/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4171) 06/24/26 _x86_64_ (4 CPU) 12:46:46 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 103.37 35.59 67.77 1248.06 5688.27 12:49:01 79.16 30.37 48.79 1707.78 9110.05 12:50:01 79.92 8.88 71.04 511.25 9198.73 12:51:01 28.51 3.40 25.11 129.31 5044.63 Average: 72.71 19.52 53.20 895.72 7252.68 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5836192 7388812 2331220 28.54 46668 1678380 719508 7.81 647120 1503284 182720 12:49:01 5521820 7293244 2645592 32.39 58848 1873772 845552 9.17 723828 1718936 155244 12:50:01 5433668 7433132 2733744 33.47 66500 2087788 648824 7.04 700280 1817500 115004 12:51:01 5364136 7379312 2803276 34.32 69048 2100412 689800 7.48 763904 1822920 9976 Average: 5538954 7373625 2628458 32.18 60266 1935088 725921 7.88 708783 1715660 115736 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 381.64 207.72 1456.87 63.08 0.00 0.00 0.00 0.00 12:48:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:49:01 ens3 84.22 67.79 551.89 17.26 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 12:50:01 ens3 354.49 378.35 1571.93 67.57 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 12:51:01 ens3 58.32 67.51 29.34 608.29 0.00 0.00 0.00 0.00 12:51:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 220.24 180.81 903.97 189.77 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4171) 06/24/26 _x86_64_ (4 CPU) 12:46:46 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 23.21 0.00 1.55 3.49 2.19 69.55 12:48:02 0 27.62 0.00 1.40 0.94 2.20 67.84 12:48:02 1 26.19 0.00 1.41 0.68 1.66 70.05 12:48:02 2 19.83 0.00 1.87 8.58 2.76 66.95 12:48:02 3 19.24 0.00 1.50 3.74 2.14 73.38 12:49:01 all 22.25 0.00 1.37 2.13 1.91 72.34 12:49:01 0 19.92 0.00 1.79 2.88 1.97 73.44 12:49:01 1 11.19 0.00 0.63 0.95 1.08 86.15 12:49:01 2 8.02 0.00 0.57 3.97 2.06 85.38 12:49:01 3 50.03 0.00 2.45 0.68 2.51 44.33 12:50:01 all 38.76 0.00 2.12 1.33 5.12 52.66 12:50:01 0 40.05 0.00 2.48 2.81 4.95 49.71 12:50:01 1 42.59 0.00 2.30 0.61 4.72 49.77 12:50:01 2 36.28 0.00 1.77 1.41 4.95 55.59 12:50:01 3 36.14 0.00 1.99 0.48 5.87 55.52 12:51:01 all 21.11 0.00 0.89 0.79 0.82 76.39 12:51:01 0 6.28 0.00 0.55 1.07 0.67 91.44 12:51:01 1 25.69 0.00 0.89 0.08 1.17 72.16 12:51:01 2 27.41 0.00 0.95 1.73 0.82 69.09 12:51:01 3 25.07 0.00 1.15 0.28 0.62 72.88 Average: all 26.37 0.00 1.48 1.93 2.52 67.69 Average: 0 23.52 0.00 1.56 1.92 2.45 70.55 Average: 1 26.50 0.00 1.31 0.58 2.17 69.44 Average: 2 22.94 0.00 1.30 3.93 2.66 69.17 Average: 3 32.56 0.00 1.77 1.30 2.80 61.58