---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1947 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 464 5395 0 2115 7232 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:ba:c4:60 brd ff:ff:ff:ff:ff:ff inet 10.32.7.105/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:feba:c460/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1947) 08/02/25 _x86_64_ (4 CPU) 10:25:56 LINUX RESTART (4 CPU) 10:26:01 tps rtps wtps bread/s bwrtn/s 10:27:01 157.69 77.50 80.19 4565.51 40122.26 10:28:01 55.26 0.22 55.05 26.66 9242.25 10:29:01 78.15 18.20 59.96 628.43 9867.16 10:30:01 23.31 0.68 22.63 77.72 3537.41 Average: 78.60 24.15 54.46 1324.52 15692.00 10:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:27:01 6033516 7427564 2133896 26.13 36408 1538204 681276 7.39 574000 1398812 72056 10:28:01 5765092 7404312 2402320 29.41 55992 1748148 699760 7.59 599336 1608448 123024 10:29:01 5557028 7424684 2610384 31.96 63448 1962908 666500 7.23 650984 1753524 70992 10:30:01 5552864 7430688 2614548 32.01 65740 1970464 647264 7.02 652336 1755836 8700 Average: 5727125 7421812 2440287 29.88 55397 1804931 673700 7.31 619164 1629155 68693 10:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:27:01 ens3 353.54 209.30 1242.67 64.19 0.00 0.00 0.00 0.00 10:27:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 10:28:01 ens3 38.34 31.46 530.26 4.14 0.00 0.00 0.00 0.00 10:28:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 10:29:01 ens3 388.50 358.29 2268.18 75.54 0.00 0.00 0.00 0.00 10:29:01 lo 1.70 1.70 0.17 0.17 0.00 0.00 0.00 0.00 10:30:01 ens3 17.05 15.21 15.86 11.22 0.00 0.00 0.00 0.00 10:30:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 199.35 153.56 1014.22 38.77 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 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-1947) 08/02/25 _x86_64_ (4 CPU) 10:25:56 LINUX RESTART (4 CPU) 10:26:01 CPU %user %nice %system %iowait %steal %idle 10:27:01 all 20.55 0.00 2.82 5.70 2.83 68.10 10:27:01 0 6.96 0.00 1.40 8.31 2.64 80.70 10:27:01 1 9.73 0.00 4.86 3.97 2.72 78.72 10:27:01 2 34.70 0.00 2.92 7.11 3.54 51.73 10:27:01 3 30.95 0.00 2.07 3.40 2.39 61.19 10:28:01 all 19.73 0.00 1.22 2.34 1.85 74.87 10:28:01 0 8.95 0.00 0.54 0.05 1.73 88.74 10:28:01 1 34.18 0.00 1.83 0.58 2.78 60.63 10:28:01 2 23.32 0.00 1.65 7.88 2.04 65.11 10:28:01 3 12.40 0.00 0.87 0.83 0.82 85.09 10:29:01 all 38.83 0.00 2.03 1.07 5.54 52.54 10:29:01 0 42.45 0.00 2.83 1.47 5.98 47.27 10:29:01 1 40.10 0.00 1.66 0.89 5.66 51.70 10:29:01 2 37.90 0.00 2.21 0.80 5.64 53.44 10:29:01 3 34.85 0.00 1.39 1.12 4.88 57.76 10:30:01 all 20.16 0.00 1.00 1.06 1.81 75.98 10:30:01 0 6.28 0.00 0.68 0.03 0.60 92.41 10:30:01 1 43.95 0.00 1.85 0.34 3.36 50.48 10:30:01 2 24.87 0.00 0.99 3.76 2.29 68.09 10:30:01 3 5.31 0.00 0.46 0.08 0.97 93.17 Average: all 24.83 0.00 1.77 2.54 3.01 67.86 Average: 0 16.17 0.00 1.36 2.47 2.74 77.26 Average: 1 32.02 0.00 2.55 1.44 3.63 60.36 Average: 2 30.21 0.00 1.94 4.88 3.38 59.58 Average: 3 20.88 0.00 1.20 1.36 2.27 74.30