---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8948 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: 2799.998 BogoMIPS: 5599.99 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 476 5320 0 2178 7218 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:2c:0c:70 brd ff:ff:ff:ff:ff:ff inet 10.32.6.70/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86099sec preferred_lft 86099sec inet6 fe80::f816:3eff:fe2c:c70/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8948) 03/15/26 _x86_64_ (4 CPU) 07:04:57 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 168.31 84.86 83.46 4931.96 40277.52 07:07:01 76.19 20.50 55.69 1387.90 9378.70 07:08:01 76.04 18.18 57.86 817.73 7304.63 07:09:01 30.41 1.90 28.51 85.59 5550.94 Average: 87.74 31.36 56.38 1805.88 15628.63 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 6057796 7449408 2109624 25.83 36396 1535640 664876 7.21 552148 1396492 67532 07:07:01 5722916 7413208 2444504 29.93 56800 1797728 829428 9.00 605232 1645124 118552 07:08:01 5145856 6955084 3021564 37.00 63456 1904892 1112012 12.07 1118288 1696284 4764 07:09:01 5472088 7413452 2695332 33.00 66812 2031620 663220 7.20 732304 1753904 8708 Average: 5599664 7307788 2567756 31.44 55866 1817470 817384 8.87 751993 1622951 49889 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 388.49 205.03 1240.61 61.96 0.00 0.00 0.00 0.00 07:06:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 74.40 57.04 710.65 15.86 0.00 0.00 0.00 0.00 07:07:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 07:08:01 ens3 247.48 298.25 1289.98 50.17 0.00 0.00 0.00 0.00 07:08:01 lo 0.57 0.57 0.05 0.05 0.00 0.00 0.00 0.00 07:09:01 ens3 101.78 122.93 313.12 614.82 0.00 0.00 0.00 0.00 07:09:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 203.05 170.82 888.62 185.69 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 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-8948) 03/15/26 _x86_64_ (4 CPU) 07:04:57 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 20.30 0.00 2.69 6.41 3.28 67.32 07:06:01 0 29.77 0.00 2.06 5.59 2.74 59.84 07:06:01 1 11.23 0.00 4.18 4.12 3.05 77.42 07:06:01 2 14.33 0.00 2.44 10.97 3.88 68.38 07:06:01 3 25.95 0.00 2.08 4.91 3.46 63.60 07:07:01 all 19.99 0.00 1.50 2.71 2.05 73.76 07:07:01 0 12.08 0.00 0.91 2.03 1.20 83.79 07:07:01 1 40.47 0.00 3.14 5.23 3.11 48.05 07:07:01 2 21.50 0.00 1.50 3.03 2.54 71.44 07:07:01 3 5.75 0.00 0.45 0.53 1.29 91.98 07:08:01 all 38.43 0.00 2.26 1.18 5.80 52.33 07:08:01 0 45.62 0.00 1.84 1.31 5.50 45.72 07:08:01 1 37.18 0.00 2.31 0.65 5.76 54.11 07:08:01 2 35.06 0.00 2.31 2.31 5.76 54.55 07:08:01 3 35.85 0.00 2.56 0.48 6.19 54.93 07:09:01 all 21.49 0.00 1.37 0.98 2.29 73.87 07:09:01 0 12.28 0.00 1.07 0.07 1.94 84.64 07:09:01 1 20.70 0.00 1.79 0.94 1.97 74.60 07:09:01 2 13.52 0.00 1.11 2.24 2.01 81.12 07:09:01 3 39.42 0.00 1.51 0.66 3.21 55.20 Average: all 25.07 0.00 1.96 2.82 3.36 66.80 Average: 0 24.97 0.00 1.47 2.24 2.85 68.47 Average: 1 27.42 0.00 2.85 2.74 3.48 63.51 Average: 2 21.11 0.00 1.84 4.65 3.55 68.85 Average: 3 26.79 0.00 1.65 1.64 3.55 66.37