---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8173 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 484 5316 0 2175 7211 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:d8:bc:8e brd ff:ff:ff:ff:ff:ff inet 10.32.7.173/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86106sec preferred_lft 86106sec inet6 fe80::f816:3eff:fed8:bc8e/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-8173) 03/05/26 _x86_64_ (4 CPU) 14:54:55 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 147.01 63.22 83.79 4171.70 40773.35 14:57:01 83.81 30.01 53.80 1700.77 9464.05 14:58:01 71.75 8.87 62.89 511.11 7335.58 14:59:01 26.16 2.73 23.43 119.98 4905.58 Average: 82.18 26.21 55.98 1625.89 15619.38 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5963292 7392224 2204120 26.99 37792 1570908 723128 7.85 609980 1428352 89468 14:57:01 5593420 7289212 2573992 31.52 56940 1803292 847400 9.19 729656 1647704 96600 14:58:01 5480464 7405824 2686948 32.90 65124 2017844 660944 7.17 729940 1746760 113740 14:59:01 5412608 7351940 2754804 33.73 67372 2029040 718988 7.80 791408 1751536 8460 Average: 5612446 7359800 2554966 31.28 56807 1855271 737615 8.00 715246 1643588 77067 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 14:56:01 ens3 439.34 274.05 1470.78 68.52 0.00 0.00 0.00 0.00 14:57:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 14:57:01 ens3 61.51 50.12 425.24 15.09 0.00 0.00 0.00 0.00 14:58:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 14:58:01 ens3 320.48 368.94 1570.27 61.96 0.00 0.00 0.00 0.00 14:59:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 14:59:01 ens3 68.17 71.70 33.61 608.14 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 222.37 191.20 874.96 188.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8173) 03/05/26 _x86_64_ (4 CPU) 14:54:55 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 22.34 0.00 2.87 4.31 1.47 69.01 14:56:01 0 39.18 0.00 2.97 7.15 2.06 48.64 14:56:01 1 9.69 0.00 5.18 3.10 1.48 80.56 14:56:01 2 14.36 0.00 1.42 5.38 1.03 77.80 14:56:01 3 26.11 0.00 1.93 1.60 1.28 69.07 14:57:01 all 21.44 0.00 1.36 1.99 1.19 74.01 14:57:01 0 28.10 0.00 1.82 0.42 1.30 68.36 14:57:01 1 11.81 0.00 1.38 3.66 1.50 81.65 14:57:01 2 33.77 0.00 1.70 3.76 1.35 59.42 14:57:01 3 12.18 0.00 0.53 0.13 0.62 86.53 14:58:01 all 44.55 0.00 2.29 1.01 3.03 49.12 14:58:01 0 38.09 0.00 1.62 0.68 2.88 56.74 14:58:01 1 51.95 0.00 2.08 0.55 2.89 42.53 14:58:01 2 39.26 0.00 2.75 2.30 3.11 52.59 14:58:01 3 48.93 0.00 2.76 0.48 3.26 44.57 14:59:01 all 18.42 0.00 0.80 0.68 0.70 79.39 14:59:01 0 19.77 0.00 0.75 0.23 0.60 78.65 14:59:01 1 5.83 0.00 0.45 0.03 0.37 93.32 14:59:01 2 19.03 0.00 0.90 2.37 0.87 76.83 14:59:01 3 29.03 0.00 1.07 0.13 0.97 68.81 Average: all 26.70 0.00 1.83 2.00 1.60 67.87 Average: 0 31.31 0.00 1.79 2.12 1.71 63.07 Average: 1 19.80 0.00 2.27 1.84 1.56 74.53 Average: 2 26.61 0.00 1.69 3.45 1.59 66.65 Average: 3 29.08 0.00 1.57 0.59 1.53 67.23