---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2117 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 8.1G 12G 42% / 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 457 4836 0 2682 7231 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:47:35:5b brd ff:ff:ff:ff:ff:ff inet 10.32.6.116/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86036sec preferred_lft 86036sec inet6 fe80::f816:3eff:fe47:355b/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-2117) 05/02/26 _x86_64_ (4 CPU) 11:17:00 LINUX RESTART (4 CPU) 11:18:01 tps rtps wtps bread/s bwrtn/s 11:19:01 83.23 29.75 53.48 1657.60 9150.67 11:20:01 36.97 0.18 36.79 2.53 16322.43 11:21:01 8.47 0.00 8.47 0.00 315.68 11:22:01 50.29 2.15 48.14 115.18 9055.29 11:23:01 27.21 3.32 23.90 163.31 4721.75 Average: 41.23 7.08 34.15 387.67 7913.40 11:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:19:01 5632984 7333432 2534436 31.03 56524 1808540 846900 9.19 706140 1635492 112952 11:20:01 5224788 7300412 2942632 36.03 58716 2175528 783432 8.50 735204 2001132 1256 11:21:01 5211236 7294208 2956184 36.19 60600 2180040 783432 8.50 743280 2004752 1996 11:22:01 4927396 7376696 3240024 39.67 65748 2533588 716332 7.77 679432 2336592 118100 11:23:01 4975772 7428400 3191648 39.08 67976 2533908 656416 7.12 643704 2323636 10068 Average: 5194435 7346630 2972985 36.40 61913 2246321 757302 8.22 701552 2060321 48874 11:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:19:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 11:19:01 ens3 76.00 58.10 717.34 13.67 0.00 0.00 0.00 0.00 11:20:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 11:20:01 ens3 251.30 183.77 6134.05 21.21 0.00 0.00 0.00 0.00 11:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:21:01 ens3 58.59 83.74 64.90 13.50 0.00 0.00 0.00 0.00 11:22:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 11:22:01 ens3 657.19 569.36 4088.22 76.22 0.00 0.00 0.00 0.00 11:23:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 11:23:01 ens3 14.53 12.85 13.30 7.18 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 Average: ens3 211.53 181.57 2203.75 26.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2117) 05/02/26 _x86_64_ (4 CPU) 11:17:00 LINUX RESTART (4 CPU) 11:18:01 CPU %user %nice %system %iowait %steal %idle 11:19:01 all 21.63 0.00 1.41 2.28 1.85 72.84 11:19:01 0 17.72 0.00 0.91 1.08 1.30 78.99 11:19:01 1 14.46 0.00 1.06 1.53 1.44 81.50 11:19:01 2 35.14 0.00 2.21 5.11 2.82 54.71 11:19:01 3 19.08 0.00 1.44 1.38 1.81 76.28 11:20:01 all 10.23 0.00 0.86 0.68 1.78 86.45 11:20:01 0 9.30 0.00 0.66 0.05 1.88 88.10 11:20:01 1 6.60 0.00 0.96 0.81 1.43 90.20 11:20:01 2 7.50 0.00 0.95 0.62 1.46 89.47 11:20:01 3 17.56 0.00 0.84 1.23 2.35 78.02 11:21:01 all 3.52 0.00 0.31 0.04 0.90 95.23 11:21:01 0 3.50 0.00 0.25 0.00 0.91 95.33 11:21:01 1 4.88 0.00 0.71 0.02 1.01 93.38 11:21:01 2 1.61 0.00 0.10 0.15 0.45 97.69 11:21:01 3 4.07 0.00 0.18 0.00 1.25 94.50 11:22:01 all 19.83 0.00 1.56 0.49 2.14 75.97 11:22:01 0 28.64 0.00 1.51 0.42 2.44 66.99 11:22:01 1 16.53 0.00 1.00 0.50 1.80 80.18 11:22:01 2 15.49 0.00 1.38 0.93 1.87 80.33 11:22:01 3 18.68 0.00 2.36 0.13 2.44 76.39 11:23:01 all 20.21 0.00 1.03 0.88 1.23 76.65 11:23:01 0 30.29 0.00 1.52 0.38 1.77 66.03 11:23:01 1 6.32 0.00 0.45 0.70 0.68 91.84 11:23:01 2 20.62 0.00 0.75 2.31 1.46 74.87 11:23:01 3 23.51 0.00 1.42 0.13 1.00 73.94 Average: all 15.09 0.00 1.03 0.88 1.58 81.42 Average: 0 17.90 0.00 0.97 0.38 1.66 79.09 Average: 1 9.76 0.00 0.84 0.71 1.27 87.42 Average: 2 16.11 0.00 1.08 1.83 1.62 79.37 Average: 3 16.58 0.00 1.25 0.57 1.77 79.83