---> uname -a: Linux prd-centos8-docker-8c-8g-40138.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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: 31890 1071 26537 19 4280 30354 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:54:c8:f9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.166/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86141sec preferred_lft 86141sec inet6 fe80::f816:3eff:fe54:c8f9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6b:58:8d:ef 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::42:6bff:fe58:8def/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 08/23/2025 _x86_64_ (8 CPU) 02:28:19 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 235.94 16.51 219.43 3209.46 10653.87 02:31:01 AM 140.29 4.00 136.29 1112.48 16375.75 02:32:01 AM 156.10 15.46 140.64 5570.81 51587.30 Average: 177.45 11.99 165.45 3297.71 26206.19 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 28865336 30951736 3790376 11.61 2688 2401500 1677408 4.98 163392 3153932 342600 02:31:01 AM 26657556 29717816 5998156 18.37 2688 3358428 2782076 8.25 311064 5150028 835088 02:32:01 AM 27230680 31135988 5425032 16.61 2688 4196880 1511144 4.48 740256 4126964 34700 Average: 27584524 30601847 5071188 15.53 2688 3318936 1990209 5.90 404904 4143641 404129 02:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM eth0 414.41 312.98 5227.57 45.54 0.00 0.00 0.00 0.00 02:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM eth0 1899.95 1102.62 7862.81 84.45 0.00 0.00 0.00 0.00 02:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 11.78 11.78 1.26 1.26 0.00 0.00 0.00 0.00 02:32:01 AM eth0 198.25 193.02 1588.89 1266.02 0.00 0.00 0.00 0.00 02:32:01 AM docker0 4.28 5.45 0.61 0.63 0.00 0.00 0.00 0.00 Average: lo 3.93 3.93 0.42 0.42 0.00 0.00 0.00 0.00 Average: eth0 837.48 536.17 4892.92 465.36 0.00 0.00 0.00 0.00 Average: docker0 1.43 1.82 0.20 0.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 08/23/2025 _x86_64_ (8 CPU) 02:28:19 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 12.97 0.00 1.33 0.82 0.06 84.82 02:30:01 AM 0 18.00 0.00 1.30 0.90 0.07 79.73 02:30:01 AM 1 10.25 0.00 0.50 0.53 0.08 88.63 02:30:01 AM 2 23.38 0.00 2.72 1.29 0.08 72.53 02:30:01 AM 3 11.77 0.00 1.67 0.85 0.05 85.66 02:30:01 AM 4 7.53 0.00 0.78 0.98 0.05 90.65 02:30:01 AM 5 4.20 0.00 1.05 0.92 0.07 93.76 02:30:01 AM 6 21.30 0.00 1.90 0.45 0.07 76.28 02:30:01 AM 7 7.35 0.00 0.70 0.60 0.03 91.31 02:31:01 AM all 27.91 0.00 2.46 0.52 0.10 69.01 02:31:01 AM 0 25.87 0.00 2.63 0.07 0.10 71.33 02:31:01 AM 1 42.58 0.00 2.80 0.94 0.10 53.58 02:31:01 AM 2 33.18 0.00 2.48 0.32 0.08 63.93 02:31:01 AM 3 25.00 0.00 3.18 0.99 0.10 70.72 02:31:01 AM 4 11.64 0.00 2.40 0.86 0.08 85.02 02:31:01 AM 5 16.08 0.00 1.85 0.46 0.10 81.51 02:31:01 AM 6 36.08 0.00 1.97 0.47 0.12 61.36 02:31:01 AM 7 32.82 0.00 2.40 0.07 0.08 64.63 02:32:01 AM all 21.06 0.25 2.62 1.04 0.09 74.94 02:32:01 AM 0 20.09 0.00 2.53 0.57 0.10 76.72 02:32:01 AM 1 16.07 0.00 2.76 2.11 0.10 78.96 02:32:01 AM 2 29.65 0.02 3.62 1.63 0.10 64.98 02:32:01 AM 3 25.95 0.27 2.06 0.13 0.08 71.51 02:32:01 AM 4 18.63 0.05 2.56 1.64 0.07 77.04 02:32:01 AM 5 15.03 1.63 2.18 0.50 0.08 80.57 02:32:01 AM 6 17.24 0.03 2.66 0.52 0.08 79.45 02:32:01 AM 7 25.83 0.03 2.55 1.21 0.10 70.28 Average: all 20.62 0.08 2.14 0.79 0.08 76.28 Average: 0 21.31 0.00 2.15 0.51 0.09 75.94 Average: 1 22.92 0.00 2.02 1.20 0.10 73.77 Average: 2 28.72 0.01 2.94 1.08 0.09 67.16 Average: 3 20.89 0.09 2.30 0.66 0.08 75.98 Average: 4 12.60 0.02 1.91 1.16 0.07 84.24 Average: 5 11.76 0.54 1.70 0.63 0.08 85.30 Average: 6 24.85 0.01 2.18 0.48 0.09 72.39 Average: 7 21.96 0.01 1.88 0.63 0.07 75.45