---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6669 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 8.5G 11G 44% / 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 470 4382 0 3122 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:b5:8f:59 brd ff:ff:ff:ff:ff:ff inet 10.32.6.58/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86110sec preferred_lft 86110sec inet6 fe80::f816:3eff:feb5:8f59/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6669) 07/25/26 _x86_64_ (4 CPU) 12:27:55 LINUX RESTART (4 CPU) 12:28:01 tps rtps wtps bread/s bwrtn/s 12:29:02 140.44 67.29 73.15 4287.15 40124.53 12:30:01 56.76 0.19 56.57 22.37 10071.70 12:31:01 111.80 37.31 74.49 2097.78 39253.06 12:32:01 28.66 1.42 27.25 103.18 4255.29 Average: 84.53 26.66 57.87 1634.27 23481.45 12:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:02 6021848 7418708 2145572 26.27 36516 1540960 682748 7.41 580292 1402936 70700 12:30:01 5660196 7381824 2507224 30.70 56740 1827612 696536 7.56 632356 1675400 178408 12:31:01 4298472 7078292 3868948 47.37 62860 2862064 1012372 10.98 975784 2657128 4632 12:32:01 4451488 7345016 3715932 45.50 67024 2969364 728984 7.91 751748 2724312 27020 Average: 5108001 7305960 3059419 37.46 55785 2300000 780160 8.47 735045 2114944 70190 12:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:02 ens3 464.14 280.60 1271.67 69.47 0.00 0.00 0.00 0.00 12:29:02 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 12:30:01 ens3 60.98 51.75 672.50 5.49 0.00 0.00 0.00 0.00 12:30:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:31:01 ens3 717.90 512.93 16367.48 65.51 0.00 0.00 0.00 0.00 12:31:01 lo 1.43 1.43 0.14 0.14 0.00 0.00 0.00 0.00 12:32:01 ens3 116.95 128.78 503.28 26.05 0.00 0.00 0.00 0.00 12:32:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 341.15 244.31 4720.42 41.78 0.00 0.00 0.00 0.00 Average: lo 0.85 0.85 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6669) 07/25/26 _x86_64_ (4 CPU) 12:27:55 LINUX RESTART (4 CPU) 12:28:01 CPU %user %nice %system %iowait %steal %idle 12:29:02 all 20.90 0.00 2.61 3.88 1.11 71.50 12:29:02 0 12.05 0.00 1.25 1.59 0.92 84.20 12:29:02 1 27.79 0.00 2.50 8.37 1.30 60.05 12:29:02 2 11.23 0.00 4.55 3.09 0.92 80.21 12:29:02 3 32.47 0.00 2.13 2.46 1.33 61.61 12:30:01 all 20.49 0.00 1.28 1.35 1.01 75.87 12:30:01 0 8.17 0.00 0.51 2.39 0.93 88.00 12:30:01 1 28.39 0.00 1.46 2.08 1.07 67.00 12:30:01 2 28.03 0.00 1.85 0.12 1.02 68.98 12:30:01 3 17.37 0.00 1.34 0.80 1.00 79.50 12:31:01 all 36.30 0.00 2.41 2.23 2.30 56.77 12:31:01 0 24.66 0.00 1.30 0.68 2.02 71.34 12:31:01 1 39.11 0.00 3.92 2.69 2.03 52.25 12:31:01 2 43.34 0.00 1.83 1.82 2.54 50.48 12:31:01 3 38.12 0.00 2.54 3.75 2.61 52.98 12:32:01 all 20.53 0.00 1.22 0.52 0.87 76.85 12:32:01 0 48.76 0.00 1.58 1.33 1.79 46.54 12:32:01 1 4.33 0.00 0.48 0.05 0.35 94.79 12:32:01 2 9.60 0.00 0.30 0.02 0.40 89.68 12:32:01 3 19.36 0.00 2.54 0.71 0.93 76.45 Average: all 24.56 0.00 1.88 2.00 1.32 70.23 Average: 0 23.50 0.00 1.16 1.49 1.42 72.43 Average: 1 24.88 0.00 2.09 3.31 1.18 68.54 Average: 2 23.03 0.00 2.13 1.26 1.22 72.35 Average: 3 26.85 0.00 2.14 1.93 1.47 67.61