---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1630 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 8.9G 11G 47% / 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 464 3890 0 3621 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:1d:78:21 brd ff:ff:ff:ff:ff:ff inet 10.32.6.84/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85980sec preferred_lft 85980sec inet6 fe80::f816:3eff:fe1d:7821/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1630) 10/31/26 _x86_64_ (4 CPU) 22:54:54 LINUX RESTART (4 CPU) 22:55:01 tps rtps wtps bread/s bwrtn/s 22:56:01 144.69 58.02 86.67 3646.86 40776.29 22:57:01 96.75 36.59 60.16 2267.38 12941.02 22:58:01 59.42 0.02 59.41 0.13 43237.06 22:59:01 38.03 10.43 27.60 732.14 3702.18 23:00:01 2.55 0.08 2.47 2.93 172.24 23:01:01 31.79 3.88 27.91 113.05 2722.20 Average: 62.29 18.21 44.08 1129.91 17298.45 22:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:56:01 5990760 7407808 2176660 26.65 37120 1560080 726392 7.88 579804 1434668 94036 22:57:01 5334592 7263668 2832828 34.68 59856 2027536 821824 8.92 763276 1862704 195564 22:58:01 4202892 7242324 3964528 48.54 61952 3119556 821824 8.92 771924 2953120 2120 22:59:01 3150804 6319312 5016616 61.42 65200 3241112 1729388 18.77 1728572 3034836 3676 23:00:01 3097872 6266636 5069548 62.07 65296 3241200 1798772 19.52 1782540 3032204 104 23:01:01 4010280 7397044 4157140 50.90 69388 3447032 680892 7.39 739412 3158664 147428 Average: 4297867 6982799 3869553 47.38 59802 2772753 1096515 11.90 1060921 2579366 73821 22:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:56:01 ens3 293.22 168.69 1499.93 60.32 0.00 0.00 0.00 0.00 22:56:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 22:57:01 ens3 172.73 145.33 2501.28 26.96 0.00 0.00 0.00 0.00 22:57:01 lo 1.47 1.47 0.15 0.15 0.00 0.00 0.00 0.00 22:58:01 ens3 849.13 489.95 18366.34 46.45 0.00 0.00 0.00 0.00 22:58:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:59:01 ens3 220.43 256.69 1582.40 45.47 0.00 0.00 0.00 0.00 22:59:01 lo 1.58 1.58 0.84 0.84 0.00 0.00 0.00 0.00 23:00:01 ens3 2.18 2.10 0.45 0.57 0.00 0.00 0.00 0.00 23:00:01 lo 12.86 12.86 3.82 3.82 0.00 0.00 0.00 0.00 23:01:01 ens3 260.49 258.66 1114.64 62.29 0.00 0.00 0.00 0.00 23:01:01 lo 15.88 15.88 3.43 3.43 0.00 0.00 0.00 0.00 Average: ens3 299.80 220.13 4185.91 40.28 0.00 0.00 0.00 0.00 Average: lo 5.49 5.49 1.39 1.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1630) 10/31/26 _x86_64_ (4 CPU) 22:54:54 LINUX RESTART (4 CPU) 22:55:01 CPU %user %nice %system %iowait %steal %idle 22:56:01 all 20.75 0.00 2.31 5.90 3.68 67.36 22:56:01 0 17.41 0.00 1.44 4.33 3.41 73.41 22:56:01 1 28.14 0.00 3.62 2.47 3.36 62.41 22:56:01 2 7.53 0.00 1.86 11.11 4.04 75.47 22:56:01 3 30.05 0.00 2.31 5.67 3.90 58.06 22:57:01 all 21.56 0.00 1.42 2.06 0.08 74.89 22:57:01 0 15.52 0.00 1.33 1.60 0.05 81.50 22:57:01 1 25.83 0.00 1.20 1.42 0.08 71.47 22:57:01 2 18.97 0.00 1.17 4.18 0.08 75.59 22:57:01 3 25.90 0.00 1.98 1.06 0.08 70.99 22:58:01 all 7.12 0.00 0.87 1.54 0.04 90.43 22:58:01 0 3.66 0.00 0.10 0.08 0.02 96.14 22:58:01 1 1.87 0.00 0.45 3.22 0.02 94.45 22:58:01 2 9.59 0.00 0.49 0.50 0.07 89.35 22:58:01 3 13.45 0.00 2.46 2.38 0.07 81.65 22:59:01 all 28.27 0.00 1.00 0.33 0.08 70.33 22:59:01 0 26.37 0.00 0.56 0.41 0.07 72.59 22:59:01 1 25.92 0.00 0.62 0.10 0.07 73.29 22:59:01 2 31.28 0.00 1.44 0.43 0.10 66.75 22:59:01 3 29.51 0.00 1.35 0.38 0.08 68.67 23:00:01 all 3.87 0.00 0.29 0.03 0.02 95.78 23:00:01 0 3.35 0.00 0.33 0.10 0.02 96.20 23:00:01 1 3.55 0.00 0.28 0.00 0.02 96.15 23:00:01 2 5.15 0.00 0.26 0.03 0.02 94.54 23:00:01 3 3.43 0.00 0.32 0.00 0.02 96.23 23:01:01 all 13.57 0.00 1.09 0.30 0.06 84.98 23:01:01 0 8.13 0.00 0.92 0.68 0.05 90.23 23:01:01 1 15.52 0.00 1.09 0.25 0.07 83.07 23:01:01 2 17.23 0.00 0.98 0.00 0.07 81.71 23:01:01 3 13.42 0.00 1.36 0.24 0.05 84.93 Average: all 15.87 0.00 1.17 1.71 0.67 80.59 Average: 0 12.43 0.00 0.78 1.21 0.61 84.97 Average: 1 16.82 0.00 1.22 1.25 0.61 80.10 Average: 2 14.90 0.00 1.04 2.75 0.74 80.57 Average: 3 19.34 0.00 1.63 1.64 0.71 76.68