---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2918 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 41% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 690 954 0 2298 2988 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:76:7a:cb brd ff:ff:ff:ff:ff:ff inet 10.32.6.178/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86069sec preferred_lft 86069sec inet6 fe80::f816:3eff:fe76:7acb/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-2918) 06/08/24 _x86_64_ (4 CPU) 03:47:53 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:01 155.16 67.54 87.62 4546.08 29748.48 03:50:01 68.76 11.85 56.91 240.49 10281.75 03:51:01 10.10 0.00 10.10 0.00 466.72 03:52:02 48.94 2.82 46.13 75.59 9800.50 03:53:01 18.27 0.76 17.51 87.71 6794.10 Average: 60.39 16.65 43.74 993.11 11434.39 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:01 1801224 3352760 2237420 55.40 48696 1659632 612836 12.05 567708 1499592 138568 03:50:01 1517844 3215568 2520800 62.42 57276 1789036 733728 14.42 723812 1611672 4636 03:51:01 1500272 3205160 2538372 62.85 59220 1793400 743276 14.61 735592 1615196 1592 03:52:02 1143124 3237000 2895520 71.70 63692 2169100 628428 12.35 758868 1932424 99148 03:53:01 1011376 3092144 3027268 74.96 65412 2154912 785588 15.44 1106792 1715708 16324 Average: 1394768 3220526 2643876 65.46 58859 1913216 700771 13.78 778554 1674918 52054 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 03:49:01 ens3 424.78 278.94 1403.49 72.13 0.00 0.00 0.00 0.00 03:50:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 03:50:01 ens3 115.18 108.07 745.72 21.66 0.00 0.00 0.00 0.00 03:51:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:51:01 ens3 55.49 80.55 60.08 12.78 0.00 0.00 0.00 0.00 03:52:02 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:52:02 ens3 952.29 772.74 4408.71 141.86 0.00 0.00 0.00 0.00 03:53:01 lo 0.61 0.61 0.06 0.06 0.00 0.00 0.00 0.00 03:53:01 ens3 85.60 58.18 31.13 243.45 0.00 0.00 0.00 0.00 Average: lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 327.48 260.37 1334.17 97.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2918) 06/08/24 _x86_64_ (4 CPU) 03:47:53 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:01 all 21.22 0.00 2.19 4.58 0.06 71.95 03:49:01 0 12.52 0.00 1.77 7.68 0.03 78.00 03:49:01 1 13.99 0.00 1.97 1.87 0.05 82.11 03:49:01 2 30.72 0.00 2.77 6.28 0.08 60.15 03:49:01 3 27.74 0.00 2.25 2.48 0.07 67.47 03:50:01 all 15.46 0.00 0.69 1.30 0.05 82.51 03:50:01 0 11.31 0.00 0.32 2.38 0.05 85.94 03:50:01 1 26.62 0.00 0.90 0.37 0.05 72.06 03:50:01 2 13.51 0.00 0.73 1.81 0.05 83.89 03:50:01 3 10.37 0.00 0.79 0.64 0.05 88.16 03:51:01 all 4.55 0.00 0.17 0.04 0.02 95.21 03:51:01 0 8.03 0.00 0.08 0.00 0.02 91.87 03:51:01 1 0.22 0.00 0.00 0.00 0.02 99.77 03:51:01 2 7.29 0.00 0.45 0.15 0.03 92.08 03:51:01 3 2.62 0.00 0.18 0.00 0.03 97.16 03:52:02 all 18.85 0.00 1.23 0.24 0.05 79.63 03:52:02 0 20.87 0.00 1.12 0.13 0.05 77.84 03:52:02 1 21.39 0.00 1.20 0.00 0.05 77.36 03:52:02 2 15.82 0.00 1.49 0.53 0.05 82.10 03:52:02 3 17.37 0.00 1.07 0.27 0.07 81.22 03:53:01 all 24.25 0.00 0.72 0.44 0.05 74.55 03:53:01 0 16.55 0.00 0.52 0.03 0.03 82.86 03:53:01 1 33.57 0.00 0.95 0.07 0.03 65.38 03:53:01 2 29.65 0.00 0.83 1.44 0.07 68.01 03:53:01 3 17.24 0.00 0.61 0.24 0.03 81.88 Average: all 16.83 0.00 1.00 1.32 0.05 80.80 Average: 0 13.85 0.00 0.76 2.05 0.04 83.30 Average: 1 19.11 0.00 1.00 0.46 0.04 79.38 Average: 2 19.32 0.00 1.25 2.03 0.06 77.34 Average: 3 15.05 0.00 0.98 0.72 0.05 83.19