---> uname -a: Linux prd-centos8-docker-8c-8g-1095.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: 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): 0-7 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 1051 26990 19 3845 30370 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:2a:fa:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.23/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86101sec preferred_lft 86101sec inet6 fe80::f816:3eff:fe2a:fa06/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8d:7e:10:b5 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::42:8dff:fe7e:10b5/64 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) 07/20/2026 _x86_64_ (8 CPU) 03:38:01 LINUX RESTART (8 CPU) 03:39:01 AM tps rtps wtps bread/s bwrtn/s 03:40:01 AM 196.40 14.58 181.82 3222.39 13523.54 03:41:01 AM 447.00 4.82 442.19 1166.01 13734.64 03:42:01 AM 271.13 3.03 268.09 454.52 46168.99 03:43:01 AM 56.26 1.18 55.08 106.90 6490.59 Average: 242.70 5.90 236.80 1237.45 19979.44 03:39:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:01 AM 29051508 31109772 3601864 11.03 2688 2371900 2066836 6.13 194716 2925720 154660 03:41:01 AM 27709404 30168612 4943968 15.14 2688 2764404 2278844 6.76 396824 4031204 217784 03:42:01 AM 27687640 31138196 4965732 15.21 2688 3741116 1505692 4.47 653392 3747668 133612 03:43:01 AM 27594656 31064636 5058716 15.49 2688 3759888 1581300 4.69 844712 3647624 1180 Average: 28010802 30870304 4642570 14.22 2688 3159327 1858168 5.51 522411 3588054 126809 03:39:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 217.31 184.61 2194.03 47.30 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 397.10 345.05 5619.96 50.47 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 556.93 464.88 7121.71 1367.77 0.00 0.00 0.00 0.00 03:42:01 AM docker0 9.86 14.06 0.58 308.03 0.00 0.00 0.00 0.00 03:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:43:01 AM eth0 81.96 93.79 42.96 1004.76 0.00 0.00 0.00 0.00 03:43:01 AM docker0 0.00 0.00 0.00 0.00 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 313.32 272.08 3744.66 617.57 0.00 0.00 0.00 0.00 Average: docker0 2.47 3.52 0.14 77.01 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) 07/20/2026 _x86_64_ (8 CPU) 03:38:01 LINUX RESTART (8 CPU) 03:39:01 AM CPU %user %nice %system %iowait %steal %idle 03:40:01 AM all 11.80 0.00 1.11 0.57 0.06 86.46 03:40:01 AM 0 12.81 0.00 1.39 0.43 0.07 85.30 03:40:01 AM 1 10.78 0.00 0.55 0.17 0.08 88.42 03:40:01 AM 2 15.68 0.00 1.32 0.95 0.07 81.99 03:40:01 AM 3 17.63 0.00 1.52 0.45 0.08 80.31 03:40:01 AM 4 15.25 0.00 1.87 1.07 0.03 81.78 03:40:01 AM 5 8.88 0.00 0.72 0.65 0.03 89.72 03:40:01 AM 6 2.99 0.00 0.67 0.62 0.05 95.67 03:40:01 AM 7 10.36 0.00 0.85 0.20 0.07 88.52 03:41:01 AM all 27.05 0.00 1.69 2.00 0.09 69.17 03:41:01 AM 0 22.92 0.00 1.07 0.08 0.08 75.84 03:41:01 AM 1 23.05 0.00 1.41 1.66 0.10 73.78 03:41:01 AM 2 24.84 0.00 1.78 2.03 0.12 71.24 03:41:01 AM 3 32.99 0.00 1.26 0.70 0.08 64.96 03:41:01 AM 4 36.28 0.00 2.11 5.82 0.08 55.71 03:41:01 AM 5 19.81 0.00 2.37 3.06 0.10 74.67 03:41:01 AM 6 34.79 0.00 2.16 2.18 0.08 60.78 03:41:01 AM 7 21.69 0.00 1.39 0.49 0.07 76.37 03:42:01 AM all 15.82 0.00 2.97 1.01 0.08 80.13 03:42:01 AM 0 20.44 0.00 3.51 1.49 0.08 74.48 03:42:01 AM 1 13.89 0.00 2.65 0.59 0.08 82.78 03:42:01 AM 2 20.35 0.00 2.74 1.08 0.08 75.75 03:42:01 AM 3 13.55 0.00 2.49 1.13 0.08 82.75 03:42:01 AM 4 17.74 0.00 4.05 1.76 0.08 76.37 03:42:01 AM 5 12.52 0.00 2.81 0.69 0.08 83.90 03:42:01 AM 6 10.01 0.00 3.06 0.60 0.07 86.27 03:42:01 AM 7 18.03 0.00 2.42 0.72 0.07 78.76 03:43:01 AM all 8.86 0.00 0.81 0.25 0.04 90.03 03:43:01 AM 0 1.63 0.00 0.57 0.08 0.03 97.68 03:43:01 AM 1 9.88 0.00 0.92 0.03 0.03 89.13 03:43:01 AM 2 4.15 0.00 0.65 0.05 0.02 95.13 03:43:01 AM 3 29.02 0.00 1.52 1.05 0.07 68.34 03:43:01 AM 4 2.06 0.00 0.53 0.08 0.05 97.28 03:43:01 AM 5 14.64 0.00 1.05 0.27 0.05 83.99 03:43:01 AM 6 8.87 0.00 0.90 0.42 0.05 89.76 03:43:01 AM 7 0.62 0.00 0.37 0.03 0.05 98.93 Average: all 15.87 0.00 1.64 0.96 0.07 81.46 Average: 0 14.44 0.00 1.63 0.52 0.07 83.34 Average: 1 14.39 0.00 1.38 0.61 0.08 83.54 Average: 2 16.24 0.00 1.62 1.02 0.07 81.05 Average: 3 23.31 0.00 1.69 0.83 0.08 74.08 Average: 4 17.81 0.00 2.14 2.18 0.06 77.80 Average: 5 13.96 0.00 1.73 1.16 0.07 83.08 Average: 6 14.16 0.00 1.70 0.95 0.06 83.13 Average: 7 12.66 0.00 1.26 0.36 0.06 85.66