---> uname -a: Linux prd-centos8-docker-8c-8g-14528.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 UTC 2023 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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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 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 wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1073 26975 19 3839 30348 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: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:0d:e9:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.7/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86131sec preferred_lft 86131sec inet6 fe80::f816:3eff:fe0d:e9fc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b3:75:30:ca brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:b3ff:fe75:30ca/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 08/23/2026 _x86_64_ (8 CPU) 03:37:21 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 182.88 14.51 168.37 3116.71 10802.65 03:40:01 AM 396.47 5.58 390.89 1232.52 16964.93 03:41:01 AM 272.21 3.02 269.20 453.91 46542.05 Average: 283.85 7.70 276.14 1601.07 24770.31 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 28808888 30844840 3844484 11.77 2688 2350600 1844820 5.47 165296 3207940 265596 03:40:01 AM 27824116 30273556 4829256 14.79 2688 2754920 2196104 6.52 273212 4042440 231540 03:41:01 AM 26044656 29428304 6608716 20.24 2688 3674872 2968192 8.81 647396 5392184 66716 Average: 27559220 30182233 5094152 15.60 2688 2926797 2336372 6.93 361968 4214188 187951 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 220.64 174.40 2652.64 45.71 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 473.73 408.23 5771.80 55.15 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 580.74 481.01 7126.55 1366.73 0.00 0.00 0.00 0.00 03:41:01 AM docker0 20.21 29.07 1.11 309.19 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 425.03 354.54 5183.63 489.22 0.00 0.00 0.00 0.00 Average: docker0 6.74 9.69 0.37 103.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 08/23/2026 _x86_64_ (8 CPU) 03:37:21 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 12.06 0.00 1.13 0.57 0.06 86.17 03:39:01 AM 0 9.24 0.00 0.72 0.22 0.07 89.76 03:39:01 AM 1 5.22 0.00 0.72 0.37 0.08 93.61 03:39:01 AM 2 4.73 0.00 1.12 1.25 0.08 92.81 03:39:01 AM 3 18.87 0.00 1.90 0.18 0.07 78.97 03:39:01 AM 4 19.64 0.00 1.18 0.20 0.05 78.93 03:39:01 AM 5 13.42 0.00 1.62 1.39 0.07 83.51 03:39:01 AM 6 8.40 0.00 0.67 0.35 0.03 90.55 03:39:01 AM 7 16.93 0.00 1.13 0.62 0.05 81.27 03:40:01 AM all 27.65 0.00 1.72 1.09 0.10 69.44 03:40:01 AM 0 30.83 0.00 1.20 0.32 0.10 67.54 03:40:01 AM 1 33.08 0.00 2.33 1.19 0.10 63.31 03:40:01 AM 2 19.24 0.00 1.71 0.94 0.08 78.03 03:40:01 AM 3 24.82 0.00 2.97 3.51 0.12 68.58 03:40:01 AM 4 28.62 0.00 1.30 0.72 0.10 69.25 03:40:01 AM 5 24.11 0.00 1.56 0.65 0.10 73.58 03:40:01 AM 6 31.64 0.00 1.41 0.79 0.10 66.07 03:40:01 AM 7 28.82 0.00 1.32 0.62 0.10 69.14 03:41:01 AM all 18.22 0.00 2.85 1.09 0.09 77.74 03:41:01 AM 0 25.77 0.00 2.56 0.20 0.08 71.39 03:41:01 AM 1 15.79 0.00 3.41 1.55 0.08 79.16 03:41:01 AM 2 15.61 0.00 2.72 1.66 0.10 79.91 03:41:01 AM 3 13.33 0.00 3.04 1.90 0.08 81.64 03:41:01 AM 4 21.92 0.00 3.36 1.33 0.10 73.29 03:41:01 AM 5 13.84 0.00 3.11 1.16 0.08 81.81 03:41:01 AM 6 22.06 0.00 2.23 0.70 0.07 74.93 03:41:01 AM 7 17.44 0.00 2.37 0.25 0.12 79.82 Average: all 19.31 0.00 1.90 0.92 0.08 77.79 Average: 0 21.93 0.00 1.49 0.25 0.08 76.25 Average: 1 18.03 0.00 2.15 1.03 0.09 78.70 Average: 2 13.19 0.00 1.85 1.28 0.09 83.59 Average: 3 19.01 0.00 2.64 1.86 0.09 76.40 Average: 4 23.39 0.00 1.95 0.75 0.08 73.83 Average: 5 17.13 0.00 2.09 1.07 0.08 79.63 Average: 6 20.69 0.00 1.43 0.61 0.07 77.20 Average: 7 21.06 0.00 1.61 0.50 0.09 76.74