---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9908 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 7.8G 12G 41% / 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 483 5167 0 2325 7210 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:1b:d1:8a brd ff:ff:ff:ff:ff:ff inet 10.32.7.91/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86047sec preferred_lft 86047sec inet6 fe80::f816:3eff:fe1b:d18a/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-9908) 03/28/26 _x86_64_ (4 CPU) 03:47:54 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:02 142.34 55.12 87.22 3646.33 40646.31 03:50:01 63.57 12.62 50.94 254.06 8779.53 03:51:01 30.06 0.02 30.04 0.13 5902.08 03:52:01 16.96 0.00 16.96 0.00 4830.39 03:53:01 48.22 0.98 47.23 89.17 7907.23 Average: 60.22 13.75 46.47 799.73 13629.08 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:02 5938344 7374552 2229076 27.29 38400 1577112 733876 7.96 628608 1434164 100212 03:50:01 5620504 7270080 2546916 31.18 56512 1757560 878700 9.53 747468 1603612 99284 03:51:01 5501448 7224756 2665972 32.64 58796 1827168 886980 9.62 794040 1671960 1652 03:52:01 5315300 7200796 2852120 34.92 60356 1985176 903588 9.80 816380 1827888 23932 03:53:01 5262044 7350180 2905376 35.57 66188 2176440 723284 7.85 691348 1997308 26920 Average: 5527528 7284073 2639892 32.32 56050 1864691 825286 8.95 735569 1706986 50400 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:02 ens3 468.24 264.41 1437.77 67.96 0.00 0.00 0.00 0.00 03:49:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 03:50:01 ens3 71.33 58.80 432.29 15.47 0.00 0.00 0.00 0.00 03:50:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 03:51:01 ens3 100.18 106.72 1151.31 15.34 0.00 0.00 0.00 0.00 03:51:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:52:01 ens3 668.36 373.15 2680.11 37.75 0.00 0.00 0.00 0.00 03:52:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:53:01 ens3 233.76 257.10 1425.87 43.12 0.00 0.00 0.00 0.00 03:53:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 309.16 212.55 1428.79 36.00 0.00 0.00 0.00 0.00 Average: lo 0.64 0.64 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9908) 03/28/26 _x86_64_ (4 CPU) 03:47:54 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:02 all 22.32 0.00 2.47 4.53 1.27 69.41 03:49:02 0 10.91 0.00 1.40 5.93 1.13 80.63 03:49:02 1 10.13 0.00 0.97 1.62 0.78 86.50 03:49:02 2 40.67 0.00 5.43 7.15 1.80 44.96 03:49:02 3 27.59 0.00 2.08 3.45 1.33 65.54 03:50:01 all 22.52 0.00 1.40 1.38 1.43 73.27 03:50:01 0 8.51 0.00 0.80 1.42 1.62 87.64 03:50:01 1 49.18 0.00 2.90 0.31 1.81 45.81 03:50:01 2 12.81 0.00 0.83 3.64 0.97 81.75 03:50:01 3 19.78 0.00 1.10 0.15 1.30 77.67 03:51:01 all 9.80 0.00 0.52 0.44 0.66 88.58 03:51:01 0 5.58 0.00 0.63 0.51 0.43 92.84 03:51:01 1 12.05 0.00 1.03 1.15 0.63 85.13 03:51:01 2 11.03 0.00 0.13 0.10 0.55 88.19 03:51:01 3 10.54 0.00 0.28 0.00 1.03 88.14 03:52:01 all 6.18 0.00 0.68 0.15 0.36 92.63 03:52:01 0 7.05 0.00 0.75 0.00 0.44 91.77 03:52:01 1 8.08 0.00 1.03 0.42 0.28 90.19 03:52:01 2 4.10 0.00 0.35 0.17 0.20 95.19 03:52:01 3 5.51 0.00 0.55 0.00 0.52 93.41 03:53:01 all 24.51 0.00 1.47 0.59 1.21 72.22 03:53:01 0 10.52 0.00 0.82 0.08 0.68 87.90 03:53:01 1 32.89 0.00 1.52 1.85 1.22 62.52 03:53:01 2 27.33 0.00 1.73 0.38 1.69 68.87 03:53:01 3 27.33 0.00 1.83 0.03 1.23 69.57 Average: all 17.06 0.00 1.31 1.42 0.98 79.23 Average: 0 8.51 0.00 0.88 1.59 0.86 88.16 Average: 1 22.38 0.00 1.49 1.07 0.94 74.12 Average: 2 19.20 0.00 1.69 2.28 1.04 75.78 Average: 3 18.16 0.00 1.17 0.73 1.08 78.86