---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5498 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 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 476 5081 0 2417 7212 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:92:97:43 brd ff:ff:ff:ff:ff:ff inet 10.32.6.97/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86053sec preferred_lft 86053sec inet6 fe80::f816:3eff:fe92:9743/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5498) 07/11/26 _x86_64_ (4 CPU) 05:56:52 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:02 141.11 54.86 86.25 3608.07 41020.51 05:59:01 70.87 21.37 49.50 1369.40 9462.26 06:00:01 55.07 16.45 38.63 927.71 9190.73 06:01:01 15.96 6.53 9.43 191.70 3114.01 06:02:01 31.36 0.75 30.61 86.25 7302.25 Average: 62.85 19.99 42.86 1236.18 14033.19 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:02 5919468 7394976 2247944 27.52 39968 1612892 711208 7.72 617776 1460284 124968 05:59:01 5637492 7397644 2529920 30.98 58204 1863360 816348 8.86 634796 1692424 156348 06:00:01 4701928 6685876 3465484 42.43 63760 2074756 1352652 14.68 1375292 1870344 85848 06:01:01 5286224 7453500 2881188 35.28 67440 2248948 601188 6.52 673272 1979508 172480 06:02:01 5208280 7388496 2959132 36.23 69968 2259780 687024 7.45 748708 1982336 9864 Average: 5350678 7264098 2816734 34.49 59868 2011947 833684 9.05 809969 1796979 109902 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:02 ens3 489.77 264.19 1489.75 67.67 0.00 0.00 0.00 0.00 05:58:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 05:59:01 ens3 66.18 54.38 529.31 12.72 0.00 0.00 0.00 0.00 05:59:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 06:00:01 ens3 214.45 202.98 2919.21 26.24 0.00 0.00 0.00 0.00 06:00:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 06:01:01 ens3 118.58 111.33 1055.25 17.83 0.00 0.00 0.00 0.00 06:01:01 lo 122.61 122.61 36.43 36.43 0.00 0.00 0.00 0.00 06:02:01 ens3 14.25 13.56 12.49 6.71 0.00 0.00 0.00 0.00 06:02:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 181.03 129.54 1203.45 26.28 0.00 0.00 0.00 0.00 Average: lo 25.23 25.23 7.37 7.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5498) 07/11/26 _x86_64_ (4 CPU) 05:56:52 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:02 all 22.93 0.00 1.79 4.11 1.04 70.13 05:58:02 0 13.87 0.00 1.10 3.91 0.95 80.16 05:58:02 1 29.01 0.00 1.89 6.22 1.12 61.76 05:58:02 2 22.94 0.00 2.22 4.93 1.02 68.88 05:58:02 3 25.94 0.00 1.92 1.40 1.07 69.67 05:59:01 all 20.74 0.00 1.28 1.73 1.15 75.10 05:59:01 0 5.74 0.00 0.44 1.26 1.33 91.24 05:59:01 1 3.52 0.00 0.68 3.59 0.51 91.71 05:59:01 2 30.17 0.00 1.83 0.37 1.42 66.21 05:59:01 3 43.68 0.00 2.19 1.69 1.36 51.08 06:00:01 all 33.56 0.00 1.47 1.29 2.21 61.46 06:00:01 0 38.24 0.00 1.58 1.23 2.46 56.50 06:00:01 1 30.49 0.00 1.31 2.95 1.94 63.30 06:00:01 2 33.33 0.00 1.16 0.40 2.23 62.88 06:00:01 3 32.17 0.00 1.84 0.58 2.23 63.18 06:01:01 all 43.44 0.00 1.72 0.48 2.84 51.52 06:01:01 0 42.08 0.00 1.89 0.25 2.97 52.80 06:01:01 1 43.13 0.00 1.50 0.90 2.69 51.78 06:01:01 2 49.83 0.00 1.38 0.22 2.91 45.66 06:01:01 3 38.74 0.00 2.11 0.55 2.77 55.82 06:02:01 all 18.47 0.00 0.98 1.01 0.84 78.70 06:02:01 0 9.78 0.00 0.75 0.37 0.85 88.27 06:02:01 1 20.91 0.00 1.57 1.13 0.60 75.80 06:02:01 2 37.35 0.00 1.03 0.37 1.02 60.23 06:02:01 3 5.87 0.00 0.55 2.21 0.88 90.48 Average: all 27.86 0.00 1.45 1.72 1.62 67.35 Average: 0 21.99 0.00 1.15 1.40 1.71 73.75 Average: 1 25.49 0.00 1.39 2.95 1.38 68.79 Average: 2 34.76 0.00 1.52 1.26 1.72 60.74 Average: 3 29.23 0.00 1.72 1.29 1.66 66.10