---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6231 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 468 5412 0 2095 7228 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:b1:46:87 brd ff:ff:ff:ff:ff:ff inet 10.32.6.246/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:feb1:4687/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6231) 10/11/25 _x86_64_ (4 CPU) 19:13:05 LINUX RESTART (4 CPU) 19:14:01 tps rtps wtps bread/s bwrtn/s 19:15:01 61.00 2.27 58.73 43.99 9505.10 19:16:01 73.03 18.43 54.60 667.78 8274.71 19:17:01 23.79 0.82 22.98 54.38 4585.00 Average: 52.60 7.17 45.43 255.38 7454.94 19:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:15:01 5818712 7421820 2348700 28.76 53388 1719112 687128 7.46 591972 1572784 83596 19:16:01 5580956 7427280 2586456 31.67 62288 1943812 675812 7.33 672352 1710788 103860 19:17:01 5510160 7368372 2657252 32.53 64500 1953220 726008 7.88 739400 1713932 10608 Average: 5636609 7405824 2530803 30.99 60059 1872048 696316 7.56 667908 1665835 66021 19:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:15:01 ens3 51.88 37.50 699.55 5.31 0.00 0.00 0.00 0.00 19:15:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 19:16:01 ens3 274.33 263.51 1399.94 54.96 0.00 0.00 0.00 0.00 19:16:01 lo 1.77 1.77 0.17 0.17 0.00 0.00 0.00 0.00 19:17:01 ens3 48.62 56.03 26.85 536.63 0.00 0.00 0.00 0.00 19:17:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 124.94 119.02 708.78 198.96 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 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-6231) 10/11/25 _x86_64_ (4 CPU) 19:13:05 LINUX RESTART (4 CPU) 19:14:01 CPU %user %nice %system %iowait %steal %idle 19:15:01 all 19.53 0.00 1.26 2.12 1.57 75.51 19:15:01 0 4.18 0.00 0.33 0.07 0.63 94.79 19:15:01 1 37.85 0.00 1.83 0.38 2.11 57.84 19:15:01 2 13.07 0.00 1.38 7.73 1.28 76.54 19:15:01 3 23.00 0.00 1.52 0.33 2.30 72.85 19:16:01 all 37.68 0.00 2.18 1.33 5.65 53.16 19:16:01 0 30.11 0.00 1.98 0.95 5.80 61.16 19:16:01 1 46.54 0.00 1.65 1.32 5.63 44.87 19:16:01 2 38.38 0.00 3.01 2.71 5.44 50.47 19:16:01 3 35.73 0.00 2.04 0.34 5.76 56.13 19:17:01 all 20.66 0.00 0.92 0.99 1.43 76.00 19:17:01 0 39.18 0.00 0.93 0.23 2.13 57.52 19:17:01 1 4.40 0.00 0.70 1.92 0.67 92.32 19:17:01 2 8.37 0.00 0.65 1.66 1.03 88.29 19:17:01 3 30.68 0.00 1.41 0.12 1.84 65.95 Average: all 26.00 0.00 1.46 1.48 2.89 68.17 Average: 0 24.50 0.00 1.08 0.42 2.86 71.14 Average: 1 29.67 0.00 1.39 1.21 2.81 64.93 Average: 2 20.02 0.00 1.68 4.03 2.59 71.68 Average: 3 29.81 0.00 1.66 0.26 3.31 64.96