---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8104 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 7.5G 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 5404 0 2090 7217 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:7c:b0:c8 brd ff:ff:ff:ff:ff:ff inet 10.32.6.54/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fe7c:b0c8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8104) 03/04/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 154.10 68.61 85.49 4350.68 40693.52 19:15:01 65.09 12.78 52.31 308.22 8927.58 19:16:01 60.89 7.78 53.11 457.26 6771.67 19:17:01 23.01 0.45 22.56 39.45 4410.46 Average: 75.77 22.41 53.36 1288.92 15200.97 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5964912 7388616 2202508 26.97 37132 1566792 722212 7.84 613528 1426460 84564 19:15:01 5677508 7334412 2489912 30.49 56756 1764852 823924 8.94 689472 1606072 99052 19:16:01 5562472 7412708 2604948 31.89 62452 1947904 667712 7.25 685924 1714080 112560 19:17:01 5569044 7424596 2598376 31.81 64580 1950196 637692 6.92 683004 1709744 10296 Average: 5693484 7390083 2473936 30.29 55230 1807436 712885 7.74 667982 1614089 76618 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 19:14:01 ens3 410.25 265.66 1507.69 69.19 0.00 0.00 0.00 0.00 19:15:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 65.82 49.26 452.01 15.38 0.00 0.00 0.00 0.00 19:16:01 lo 0.77 0.77 0.07 0.07 0.00 0.00 0.00 0.00 19:16:01 ens3 260.99 268.19 1234.43 46.69 0.00 0.00 0.00 0.00 19:17:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 19:17:01 ens3 58.79 66.17 30.16 532.38 0.00 0.00 0.00 0.00 Average: lo 1.24 1.24 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 198.96 162.32 806.04 165.94 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8104) 03/04/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.05 0.00 2.70 4.78 1.56 68.91 19:14:01 0 17.41 0.00 1.93 6.52 0.87 73.26 19:14:01 1 36.66 0.00 4.81 2.06 1.98 54.48 19:14:01 2 20.51 0.00 2.46 6.78 1.86 68.39 19:14:01 3 13.64 0.00 1.59 3.77 1.55 79.45 19:15:01 all 22.78 0.00 1.46 1.65 1.51 72.59 19:15:01 0 12.20 0.00 0.90 0.22 1.05 85.64 19:15:01 1 23.18 0.00 1.63 1.28 1.58 72.34 19:15:01 2 17.88 0.00 1.48 4.39 1.23 75.02 19:15:01 3 37.83 0.00 1.80 0.73 2.18 57.45 19:16:01 all 37.32 0.00 1.81 1.14 2.45 57.28 19:16:01 0 30.88 0.00 1.99 1.84 2.54 62.74 19:16:01 1 57.30 0.00 1.88 0.50 2.43 37.89 19:16:01 2 33.98 0.00 2.02 1.85 2.70 59.45 19:16:01 3 27.13 0.00 1.38 0.37 2.13 69.00 19:17:01 all 20.42 0.00 1.07 0.83 1.11 76.57 19:17:01 0 5.60 0.00 0.62 0.02 0.40 93.37 19:17:01 1 5.85 0.00 0.86 2.54 0.95 89.80 19:17:01 2 44.04 0.00 1.79 0.68 2.24 51.25 19:17:01 3 26.16 0.00 0.98 0.08 0.83 71.94 Average: all 25.65 0.00 1.76 2.10 1.66 68.84 Average: 0 16.53 0.00 1.36 2.15 1.21 78.75 Average: 1 30.74 0.00 2.30 1.60 1.73 63.64 Average: 2 29.12 0.00 1.94 3.42 2.01 63.51 Average: 3 26.19 0.00 1.44 1.24 1.68 69.46