---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6312 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 490 5389 0 2096 7207 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:37:30:fd brd ff:ff:ff:ff:ff:ff inet 10.32.7.199/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86100sec preferred_lft 86100sec inet6 fe80::f816:3eff:fe37:30fd/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-6312) 10/12/25 _x86_64_ (4 CPU) 19:13:05 LINUX RESTART (4 CPU) 19:14:03 tps rtps wtps bread/s bwrtn/s 19:15:01 51.78 2.34 49.44 45.49 7404.45 19:16:01 80.22 18.33 61.90 661.78 10265.91 19:17:01 24.08 0.95 23.13 60.51 5026.32 19:18:01 18.58 0.08 18.49 2.80 839.99 Average: 43.60 5.45 38.15 193.88 5871.46 19:14:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:15:01 5850832 7428172 2316588 28.36 51256 1696120 662864 7.19 577348 1555580 123800 19:16:01 5361392 7109192 2806028 34.36 61288 1847040 957092 10.39 938852 1662320 9176 19:17:01 5562836 7420180 2604584 31.89 64160 1952344 650752 7.06 684552 1713452 10008 19:18:01 5553376 7414768 2614044 32.01 65952 1954068 652876 7.08 699380 1707440 11748 Average: 5582109 7343078 2585311 31.65 60664 1862393 730896 7.93 725033 1659698 38683 19:14:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:15:01 ens3 52.20 40.38 708.87 5.19 0.00 0.00 0.00 0.00 19:15:01 lo 0.48 0.48 0.04 0.04 0.00 0.00 0.00 0.00 19:16:01 ens3 210.50 221.44 1217.89 45.44 0.00 0.00 0.00 0.00 19:16:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 19:17:01 ens3 79.16 91.74 220.24 543.39 0.00 0.00 0.00 0.00 19:17:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 19:18:01 ens3 13.23 13.96 10.18 6.76 0.00 0.00 0.00 0.00 19:18:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 89.08 92.31 537.88 151.41 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 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-6312) 10/12/25 _x86_64_ (4 CPU) 19:13:05 LINUX RESTART (4 CPU) 19:14:03 CPU %user %nice %system %iowait %steal %idle 19:15:01 all 19.06 0.00 1.20 2.67 1.72 75.35 19:15:01 0 8.31 0.00 0.62 0.05 0.62 90.40 19:15:01 1 24.07 0.00 1.59 4.49 1.93 67.92 19:15:01 2 33.24 0.00 1.90 1.28 3.04 60.53 19:15:01 3 10.49 0.00 0.69 4.85 1.27 82.70 19:16:01 all 35.53 0.00 2.00 1.79 6.25 54.43 19:16:01 0 31.45 0.00 1.17 0.76 5.41 61.22 19:16:01 1 34.35 0.00 2.34 2.27 6.73 54.31 19:16:01 2 32.71 0.00 2.39 2.70 6.32 55.88 19:16:01 3 43.67 0.00 2.11 1.42 6.53 46.27 19:17:01 all 21.71 0.00 1.22 0.97 1.62 74.48 19:17:01 0 14.98 0.00 1.15 0.85 1.08 81.94 19:17:01 1 10.52 0.00 0.79 0.15 1.36 87.18 19:17:01 2 31.89 0.00 1.45 0.27 2.08 64.32 19:17:01 3 29.51 0.00 1.48 2.63 1.98 64.40 19:18:01 all 21.07 0.00 0.98 0.89 1.69 75.37 19:18:01 0 5.07 0.00 0.63 0.13 0.68 93.48 19:18:01 1 30.00 0.00 1.06 1.57 2.08 65.30 19:18:01 2 21.93 0.00 1.26 0.91 1.79 74.12 19:18:01 3 27.13 0.00 0.96 0.96 2.20 68.75 Average: all 24.41 0.00 1.35 1.57 2.84 69.84 Average: 0 15.06 0.00 0.89 0.45 1.97 81.62 Average: 1 24.75 0.00 1.44 2.10 3.04 68.67 Average: 2 29.92 0.00 1.75 1.29 3.31 63.73 Average: 3 27.87 0.00 1.32 2.44 3.02 65.35