---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2270 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 463 5325 0 2186 7233 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:d7:f0:a7 brd ff:ff:ff:ff:ff:ff inet 10.32.7.60/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:fed7:f0a7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2270) 01/02/26 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 153.76 75.42 78.34 4580.97 40194.65 12:49:01 55.75 11.93 43.82 991.83 7929.91 12:50:01 104.97 37.23 67.74 2142.98 11120.68 12:51:01 26.66 1.63 25.02 76.77 4989.54 Average: 85.40 31.63 53.77 1952.06 16092.24 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 6035908 7428932 2131512 26.10 36388 1536836 712368 7.73 570324 1398200 70764 12:49:01 5824720 7436388 2342700 28.68 53224 1727852 678608 7.36 591072 1566508 133220 12:50:01 5500600 7438532 2666820 32.65 63164 2033276 656272 7.12 712288 1747452 114404 12:51:01 5422876 7373476 2744544 33.60 65456 2043416 718328 7.79 785516 1751440 8816 Average: 5696026 7419332 2471394 30.26 54558 1835345 691394 7.50 664800 1615900 81801 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 422.28 229.48 1248.03 65.05 0.00 0.00 0.00 0.00 12:48:02 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 12:49:01 ens3 41.01 33.64 557.77 4.20 0.00 0.00 0.00 0.00 12:49:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 12:50:01 ens3 312.35 293.43 1436.58 68.74 0.00 0.00 0.00 0.00 12:50:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 12:51:01 ens3 52.60 62.16 27.31 596.60 0.00 0.00 0.00 0.00 12:51:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 207.75 155.18 818.48 184.42 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2270) 01/02/26 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 21.64 0.00 2.71 5.13 2.63 67.89 12:48:02 0 32.00 0.00 2.12 4.74 2.59 58.55 12:48:02 1 8.95 0.00 2.71 9.89 2.73 75.72 12:48:02 2 33.17 0.00 2.50 2.43 3.14 58.76 12:48:02 3 12.51 0.00 3.53 3.43 2.04 78.50 12:49:01 all 20.65 0.00 1.23 1.69 1.42 75.01 12:49:01 0 35.21 0.00 2.06 0.32 1.47 60.94 12:49:01 1 25.18 0.00 1.01 0.22 1.80 71.79 12:49:01 2 17.27 0.00 1.09 0.24 1.60 79.81 12:49:01 3 4.91 0.00 0.73 5.99 0.83 87.55 12:50:01 all 37.03 0.00 2.22 1.78 4.78 54.18 12:50:01 0 35.54 0.00 1.67 1.42 4.24 57.13 12:50:01 1 52.76 0.00 2.27 1.09 4.89 38.99 12:50:01 2 29.87 0.00 2.58 1.57 5.20 60.78 12:50:01 3 30.01 0.00 2.40 3.04 4.77 59.79 12:51:01 all 20.63 0.00 0.80 0.98 1.39 76.19 12:51:01 0 42.89 0.00 0.86 0.45 1.91 53.89 12:51:01 1 10.41 0.00 0.95 0.81 0.86 86.97 12:51:01 2 25.37 0.00 0.94 1.72 1.51 70.45 12:51:01 3 3.88 0.00 0.48 0.96 1.29 93.39 Average: all 25.03 0.00 1.75 2.40 2.57 68.26 Average: 0 36.41 0.00 1.68 1.74 2.56 57.61 Average: 1 24.36 0.00 1.74 3.02 2.58 68.30 Average: 2 26.46 0.00 1.78 1.50 2.87 67.38 Average: 3 12.90 0.00 1.79 3.34 2.25 79.73