---> uname -a: Linux prd-centos8-docker-8c-8g-20408.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: 2799.996 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: 31890 1050 27275 19 3564 30379 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:be:6d:22 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.192/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86151sec preferred_lft 86151sec inet6 fe80::f816:3eff:febe:6d22/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4d:b4:bb:a6 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::42:4dff:feb4:bba6/64 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) 12/13/2025 _x86_64_ (8 CPU) 03:37:49 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 298.97 26.77 272.19 7024.88 9612.58 03:40:01 AM 409.20 19.49 389.70 4304.97 14032.11 03:41:01 AM 258.90 3.02 255.88 475.04 42129.56 Average: 322.35 16.43 305.93 3934.96 21924.75 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29505056 31236004 3150656 9.65 2688 2051248 1476536 4.38 147956 2562988 227988 03:40:01 AM 28407620 30504784 4248092 13.01 2688 2408856 2112728 6.27 216668 3543120 152572 03:41:01 AM 26440316 29545992 6215396 19.03 2688 3401788 2933288 8.70 567304 5097660 3560 Average: 28117664 30428927 4538048 13.90 2688 2620631 2174184 6.45 310643 3734589 128040 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 385.42 243.47 1908.85 63.73 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 385.72 341.47 3606.97 68.83 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 521.38 391.89 9171.98 44.09 0.00 0.00 0.00 0.00 03:41:01 AM docker0 14.23 18.89 0.79 308.87 0.00 0.00 0.00 0.00 03:41:01 AM vethcfd1fe0 1.82 2.10 0.15 32.64 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 430.84 325.61 4895.93 58.88 0.00 0.00 0.00 0.00 Average: docker0 4.74 6.30 0.26 102.96 0.00 0.00 0.00 0.00 Average: vethcfd1fe0 0.61 0.70 0.05 10.88 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) 12/13/2025 _x86_64_ (8 CPU) 03:37:49 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 15.07 0.00 2.18 0.70 0.05 82.01 03:39:01 AM 0 12.22 0.00 2.01 0.25 0.05 85.47 03:39:01 AM 1 10.59 0.00 2.41 1.91 0.05 85.04 03:39:01 AM 2 18.96 0.00 2.44 0.43 0.07 78.09 03:39:01 AM 3 16.36 0.00 1.52 0.97 0.05 81.10 03:39:01 AM 4 18.02 0.00 2.41 0.40 0.05 79.12 03:39:01 AM 5 31.38 0.00 3.91 0.64 0.07 64.00 03:39:01 AM 6 4.73 0.00 1.44 0.50 0.05 93.28 03:39:01 AM 7 8.25 0.00 1.26 0.47 0.05 89.98 03:40:01 AM all 17.38 0.00 1.37 1.10 0.07 80.09 03:40:01 AM 0 13.46 0.00 0.83 0.23 0.07 85.41 03:40:01 AM 1 23.86 0.00 1.19 0.53 0.08 74.34 03:40:01 AM 2 22.60 0.00 1.54 1.09 0.07 74.71 03:40:01 AM 3 7.26 0.00 1.54 1.82 0.08 89.29 03:40:01 AM 4 22.64 0.00 1.27 1.05 0.05 74.98 03:40:01 AM 5 22.59 0.00 1.42 0.80 0.05 75.14 03:40:01 AM 6 14.06 0.00 2.08 2.96 0.07 80.83 03:40:01 AM 7 12.54 0.00 1.07 0.28 0.08 86.03 03:41:01 AM all 23.41 0.00 2.35 1.00 0.08 73.17 03:41:01 AM 0 11.62 0.00 1.78 0.07 0.08 86.45 03:41:01 AM 1 25.65 0.00 2.87 2.41 0.07 69.01 03:41:01 AM 2 19.80 0.00 2.18 0.59 0.08 77.36 03:41:01 AM 3 18.84 0.00 2.34 0.71 0.07 78.05 03:41:01 AM 4 33.24 0.00 2.97 1.16 0.08 62.55 03:41:01 AM 5 33.91 0.00 2.06 1.36 0.07 62.60 03:41:01 AM 6 14.38 0.00 2.17 0.79 0.08 82.58 03:41:01 AM 7 29.82 0.00 2.42 0.91 0.07 66.78 Average: all 18.61 0.00 1.96 0.93 0.07 78.43 Average: 0 12.44 0.00 1.54 0.18 0.07 85.77 Average: 1 20.03 0.00 2.15 1.62 0.07 76.13 Average: 2 20.45 0.00 2.05 0.70 0.07 76.72 Average: 3 14.15 0.00 1.80 1.17 0.07 82.82 Average: 4 24.63 0.00 2.21 0.87 0.06 72.23 Average: 5 29.29 0.00 2.46 0.93 0.06 67.25 Average: 6 11.05 0.00 1.89 1.42 0.07 85.57 Average: 7 16.85 0.00 1.58 0.55 0.07 80.95