---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-618 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 7.7G 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 462 5222 0 2291 7230 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:ed:d8:dd brd ff:ff:ff:ff:ff:ff inet 10.32.6.198/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85966sec preferred_lft 85966sec inet6 fe80::f816:3eff:feed:d8dd/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-618) 08/09/25 _x86_64_ (4 CPU) 23:17:58 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:02 176.53 92.52 84.02 5113.20 40790.82 23:20:01 53.91 1.41 52.51 60.59 8291.16 23:21:01 63.66 28.47 35.19 1595.47 6720.56 23:22:01 8.65 0.00 8.65 0.00 354.74 23:23:01 35.40 10.46 24.94 719.63 3078.71 23:24:01 36.78 3.86 32.92 113.94 4658.87 23:25:01 23.10 0.68 22.41 77.72 3154.94 Average: 56.87 19.67 37.20 1099.53 9580.38 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:02 6004592 7425300 2162828 26.48 36496 1564048 697072 7.56 574412 1425432 84068 23:20:01 5857284 7495208 2310136 28.28 55984 1746584 601944 6.53 509816 1607352 121856 23:21:01 5516956 7266112 2650464 32.45 59060 1852632 818572 8.88 754728 1697476 1632 23:22:01 5499136 7255616 2668284 32.67 60880 1857076 818572 8.88 766940 1700604 2640 23:23:01 4508228 6372380 3659192 44.80 62932 1959292 1669516 18.12 1680184 1764804 156 23:24:01 5307916 7357384 2859504 35.01 67628 2135800 730848 7.93 775712 1866280 67288 23:25:01 5311036 7366140 2856384 34.97 69780 2138920 717556 7.79 773396 1864964 11064 Average: 5429307 7219734 2738113 33.52 58966 1893479 864869 9.38 833598 1703845 41243 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:02 ens3 360.22 240.43 1459.20 66.97 0.00 0.00 0.00 0.00 23:19:02 lo 2.00 2.00 0.18 0.18 0.00 0.00 0.00 0.00 23:20:01 ens3 30.16 25.08 300.65 4.34 0.00 0.00 0.00 0.00 23:20:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 23:21:01 ens3 137.29 132.36 957.46 27.40 0.00 0.00 0.00 0.00 23:21:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 23:22:01 ens3 89.32 131.09 75.31 20.25 0.00 0.00 0.00 0.00 23:22:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:23:01 ens3 157.56 176.02 1300.99 24.45 0.00 0.00 0.00 0.00 23:23:01 lo 67.49 67.49 25.08 25.08 0.00 0.00 0.00 0.00 23:24:01 ens3 205.81 239.03 1112.27 43.00 0.00 0.00 0.00 0.00 23:24:01 lo 55.87 55.87 11.62 11.62 0.00 0.00 0.00 0.00 23:25:01 ens3 11.58 12.71 9.21 6.03 0.00 0.00 0.00 0.00 23:25:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 141.97 136.94 746.08 27.54 0.00 0.00 0.00 0.00 Average: lo 18.37 18.37 5.32 5.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-618) 08/09/25 _x86_64_ (4 CPU) 23:17:58 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:02 all 22.51 0.00 2.74 5.26 1.32 68.17 23:19:02 0 31.73 0.00 2.15 3.58 1.63 60.92 23:19:02 1 26.97 0.00 4.61 8.45 1.50 58.47 23:19:02 2 12.40 0.00 2.49 4.72 1.08 79.31 23:19:02 3 18.93 0.00 1.72 4.32 1.07 73.97 23:20:01 all 21.68 0.00 1.39 1.36 0.86 74.71 23:20:01 0 24.75 0.00 1.39 3.70 0.90 69.26 23:20:01 1 16.39 0.00 1.57 1.40 0.95 79.68 23:20:01 2 31.24 0.00 1.86 0.25 1.12 65.53 23:20:01 3 14.30 0.00 0.73 0.03 0.49 84.44 23:21:01 all 16.05 0.00 0.91 1.23 0.93 80.87 23:21:01 0 16.89 0.00 0.60 0.85 0.85 80.81 23:21:01 1 15.14 0.00 1.20 2.59 0.77 80.31 23:21:01 2 10.92 0.00 0.72 1.02 0.87 86.48 23:21:01 3 21.26 0.00 1.12 0.52 1.27 75.84 23:22:01 all 5.49 0.00 0.38 0.04 0.30 93.79 23:22:01 0 7.82 0.00 0.77 0.00 0.27 91.14 23:22:01 1 2.17 0.00 0.07 0.17 0.10 97.50 23:22:01 2 5.74 0.00 0.37 0.00 0.27 93.63 23:22:01 3 6.24 0.00 0.30 0.00 0.55 92.91 23:23:01 all 51.35 0.00 1.75 0.60 3.32 42.97 23:23:01 0 46.53 0.00 1.23 0.10 2.94 49.19 23:23:01 1 53.61 0.00 1.50 0.50 2.95 41.44 23:23:01 2 51.00 0.00 2.11 0.53 3.70 42.66 23:23:01 3 54.29 0.00 2.17 1.27 3.70 38.58 23:24:01 all 25.85 0.00 1.49 0.40 1.31 70.96 23:24:01 0 18.08 0.00 0.98 0.90 1.32 78.72 23:24:01 1 17.79 0.00 1.20 0.00 0.97 80.04 23:24:01 2 32.79 0.00 1.67 0.45 1.35 63.74 23:24:01 3 34.73 0.00 2.08 0.25 1.58 61.35 23:25:01 all 21.10 0.00 1.09 0.60 0.80 76.40 23:25:01 0 5.81 0.00 0.82 0.73 0.27 92.37 23:25:01 1 9.77 0.00 0.72 0.97 0.50 88.04 23:25:01 2 39.08 0.00 1.73 0.57 1.23 57.39 23:25:01 3 29.70 0.00 1.10 0.15 1.23 67.83 Average: all 23.45 0.00 1.39 1.36 1.27 72.54 Average: 0 21.67 0.00 1.13 1.40 1.17 74.63 Average: 1 20.27 0.00 1.55 2.01 1.11 75.06 Average: 2 26.17 0.00 1.56 1.08 1.38 69.81 Average: 3 25.67 0.00 1.32 0.94 1.42 70.66