---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7757 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 7.8G 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 471 5118 0 2385 7220 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:e0:c3:46 brd ff:ff:ff:ff:ff:ff inet 10.32.6.75/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86029sec preferred_lft 86029sec inet6 fe80::f816:3eff:fee0:c346/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7757) 02/28/26 _x86_64_ (4 CPU) 11:16:54 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:02 138.48 54.52 83.95 3566.61 40601.25 11:19:01 84.27 30.23 54.04 1685.54 9924.69 11:20:01 30.74 0.18 30.56 2.67 6026.06 11:21:01 9.70 0.00 9.70 0.00 374.07 11:22:01 47.80 2.43 45.37 146.22 9028.32 11:23:01 25.62 1.30 24.32 79.20 4640.27 Average: 56.02 14.74 41.29 911.22 11771.03 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:02 5966632 7397040 2200780 26.95 38040 1572028 720472 7.82 608728 1429784 95396 11:19:01 5595024 7299220 2572388 31.50 56432 1812324 848076 9.20 740996 1638320 100740 11:20:01 5530004 7308636 2637408 32.29 58680 1882692 792260 8.60 733524 1707364 1828 11:21:01 5506568 7292412 2660844 32.58 60600 1887028 792260 8.60 751164 1710824 1044 11:22:01 5319736 7467116 2847676 34.87 65820 2235728 620204 6.73 593892 2040528 123596 11:23:01 5280888 7433412 2886524 35.34 67776 2238076 656636 7.12 642252 2029304 10008 Average: 5533142 7366306 2634270 32.25 57891 1937979 738318 8.01 678426 1759354 55435 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 11:18:02 ens3 433.59 242.89 1427.27 66.85 0.00 0.00 0.00 0.00 11:19:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 11:19:01 ens3 65.80 51.53 426.62 13.61 0.00 0.00 0.00 0.00 11:20:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:20:01 ens3 95.83 107.28 1161.74 15.73 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 57.47 83.44 62.20 13.57 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 622.31 566.89 4075.69 71.71 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 12.37 13.37 9.38 7.33 0.00 0.00 0.00 0.00 Average: lo 0.66 0.66 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 214.99 177.93 1196.07 31.52 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7757) 02/28/26 _x86_64_ (4 CPU) 11:16:54 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:02 all 21.79 0.00 2.49 4.24 1.42 70.06 11:18:02 0 20.16 0.00 1.81 3.23 1.09 73.72 11:18:02 1 24.80 0.00 1.92 2.00 1.32 69.98 11:18:02 2 24.12 0.00 4.20 1.00 1.92 68.77 11:18:02 3 18.06 0.00 1.99 10.79 1.34 67.82 11:19:01 all 22.38 0.00 1.44 1.90 1.49 72.78 11:19:01 0 31.56 0.00 1.58 0.71 1.42 64.73 11:19:01 1 30.87 0.00 2.13 0.88 1.62 64.50 11:19:01 2 20.38 0.00 1.33 1.95 2.10 74.25 11:19:01 3 6.75 0.00 0.76 4.08 0.81 87.60 11:20:01 all 9.42 0.00 0.40 0.61 0.55 89.02 11:20:01 0 6.64 0.00 0.18 0.02 0.55 92.61 11:20:01 1 12.21 0.00 0.63 0.05 0.50 86.61 11:20:01 2 16.09 0.00 0.17 0.80 0.75 82.19 11:20:01 3 2.74 0.00 0.58 1.59 0.42 94.67 11:21:01 all 4.13 0.00 0.26 0.03 0.20 95.37 11:21:01 0 0.07 0.00 0.00 0.00 0.03 99.90 11:21:01 1 7.71 0.00 0.58 0.00 0.25 91.45 11:21:01 2 7.39 0.00 0.30 0.10 0.25 91.96 11:21:01 3 1.30 0.00 0.13 0.02 0.30 98.25 11:22:01 all 21.81 0.00 1.62 0.61 1.19 74.77 11:22:01 0 22.63 0.00 1.77 0.08 0.88 74.64 11:22:01 1 30.22 0.00 1.65 0.58 1.27 66.27 11:22:01 2 18.45 0.00 1.26 1.21 1.30 77.79 11:22:01 3 15.99 0.00 1.82 0.58 1.32 80.29 11:23:01 all 20.56 0.00 0.91 0.84 0.86 76.83 11:23:01 0 24.81 0.00 0.63 0.22 0.95 73.40 11:23:01 1 14.12 0.00 0.75 0.08 0.57 84.48 11:23:01 2 32.78 0.00 1.25 0.55 1.18 64.24 11:23:01 3 10.51 0.00 1.00 2.51 0.75 85.23 Average: all 16.67 0.00 1.18 1.37 0.95 79.82 Average: 0 17.61 0.00 0.99 0.71 0.82 79.87 Average: 1 19.96 0.00 1.28 0.60 0.92 77.24 Average: 2 19.88 0.00 1.42 0.93 1.25 76.52 Average: 3 9.23 0.00 1.05 3.25 0.82 85.65