---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7419 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 7.7G 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 460 5176 0 2339 7231 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:59:b4:ff brd ff:ff:ff:ff:ff:ff inet 10.32.7.144/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86042sec preferred_lft 86042sec inet6 fe80::f816:3eff:fe59:b4ff/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-7419) 10/25/25 _x86_64_ (4 CPU) 23:18:02 LINUX RESTART (4 CPU) 23:19:01 tps rtps wtps bread/s bwrtn/s 23:20:01 56.81 2.25 54.56 43.86 8792.93 23:21:01 65.24 30.11 35.13 1641.33 6422.00 23:22:01 24.78 10.20 14.58 775.34 5745.58 23:23:01 26.31 1.53 24.78 102.90 7205.33 Average: 43.28 11.02 32.26 640.83 7041.47 23:19:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:20:01 5864240 7445856 2303180 28.20 51916 1700116 665988 7.23 562140 1560388 82532 23:21:01 5507536 7284312 2659884 32.57 60964 1876872 813956 8.83 740460 1720916 72112 23:22:01 4429748 6327124 3737672 45.76 63324 1991388 1852276 20.10 1751116 1773092 716 23:23:01 5315716 7416212 2851704 34.92 68524 2184592 684076 7.42 728148 1907240 24992 Average: 5279310 7118376 2888110 35.36 61182 1938242 1004074 10.89 945466 1740409 45088 23:19:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:20:01 ens3 54.59 37.26 703.34 5.32 0.00 0.00 0.00 0.00 23:20:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 23:21:01 ens3 106.60 86.90 1216.51 19.17 0.00 0.00 0.00 0.00 23:21:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 23:22:01 ens3 123.60 108.12 1447.88 14.25 0.00 0.00 0.00 0.00 23:22:01 lo 77.54 77.54 28.94 28.94 0.00 0.00 0.00 0.00 23:23:01 ens3 123.44 107.30 1253.72 19.21 0.00 0.00 0.00 0.00 23:23:01 lo 44.54 44.54 7.61 7.61 0.00 0.00 0.00 0.00 Average: ens3 102.06 84.89 1155.37 14.49 0.00 0.00 0.00 0.00 Average: lo 30.90 30.90 9.17 9.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7419) 10/25/25 _x86_64_ (4 CPU) 23:18:02 LINUX RESTART (4 CPU) 23:19:01 CPU %user %nice %system %iowait %steal %idle 23:20:01 all 18.24 0.00 1.11 3.13 2.81 74.72 23:20:01 0 16.12 0.00 0.91 0.40 1.44 81.13 23:20:01 1 38.46 0.00 1.97 1.01 3.09 55.47 23:20:01 2 1.17 0.00 0.56 2.23 4.02 92.02 23:20:01 3 17.71 0.00 1.00 8.91 2.63 69.74 23:21:01 all 16.27 0.00 1.10 2.07 4.69 75.87 23:21:01 0 11.88 0.00 1.32 5.04 3.66 78.09 23:21:01 1 23.31 0.00 0.96 1.14 4.29 70.29 23:21:01 2 11.32 0.00 1.03 0.32 5.95 81.39 23:21:01 3 18.64 0.00 1.11 1.81 4.85 73.59 23:22:01 all 46.35 0.00 1.62 0.83 10.20 40.99 23:22:01 0 45.27 0.00 1.68 1.03 10.24 41.79 23:22:01 1 46.34 0.00 1.68 0.91 10.38 40.69 23:22:01 2 42.67 0.00 1.99 1.16 9.90 44.27 23:22:01 3 51.15 0.00 1.12 0.21 10.30 37.22 23:23:01 all 24.52 0.00 1.31 1.20 4.26 68.72 23:23:01 0 18.33 0.00 1.52 1.32 4.28 74.56 23:23:01 1 13.72 0.00 1.13 2.45 3.93 78.77 23:23:01 2 38.56 0.00 1.65 0.72 5.33 53.73 23:23:01 3 27.52 0.00 0.92 0.30 3.50 67.76 Average: all 26.39 0.00 1.28 1.80 5.50 65.02 Average: 0 23.00 0.00 1.36 1.95 4.93 68.76 Average: 1 30.48 0.00 1.43 1.38 5.44 61.27 Average: 2 23.32 0.00 1.30 1.11 6.30 67.96 Average: 3 28.81 0.00 1.04 2.79 5.34 62.02