---> uname -a: Linux prd-centos8-docker-8c-8g-955.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1019 28262 19 2608 30424 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:42:9f:18 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.180/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86219sec preferred_lft 86219sec inet6 fe80::f816:3eff:fe42:9f18/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:41:a3:b0:4d 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 ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 03/10/2026 _x86_64_ (8 CPU) 14:01:19 LINUX RESTART (8 CPU) 02:02:01 PM tps rtps wtps bread/s bwrtn/s 02:03:01 PM 228.06 17.51 210.55 3625.19 10916.41 02:04:01 PM 161.82 2.28 159.54 657.09 15642.04 Average: 194.94 9.90 185.05 2141.26 13279.03 02:02:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:03:01 PM 28561188 30552156 4094524 12.54 2688 2306032 2381060 7.06 188964 3434152 223964 02:04:01 PM 28892756 31103892 3762956 11.52 2688 2521548 1507028 4.47 436772 2837920 25464 Average: 28726972 30828024 3928740 12.03 2688 2413790 1944044 5.77 312868 3136036 124714 02:02:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:03:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:03:01 PM eth0 276.29 224.56 3204.41 35.54 0.00 0.00 0.00 0.00 02:03:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:04:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:04:01 PM eth0 244.23 184.77 2991.60 28.55 0.00 0.00 0.00 0.00 02:04:01 PM 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 260.26 204.67 3098.01 32.05 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 03/10/2026 _x86_64_ (8 CPU) 14:01:19 LINUX RESTART (8 CPU) 02:02:01 PM CPU %user %nice %system %iowait %steal %idle 02:03:01 PM all 17.12 0.00 1.20 0.94 0.07 80.67 02:03:01 PM 0 14.54 0.00 0.83 0.43 0.07 84.13 02:03:01 PM 1 18.32 0.00 1.35 1.42 0.08 78.82 02:03:01 PM 2 34.66 0.00 3.04 1.17 0.08 61.05 02:03:01 PM 3 13.02 0.00 0.82 0.68 0.07 85.41 02:03:01 PM 4 11.50 0.00 1.17 1.15 0.07 86.11 02:03:01 PM 5 16.16 0.00 0.80 0.38 0.05 82.60 02:03:01 PM 6 13.96 0.00 0.95 1.99 0.08 83.01 02:03:01 PM 7 14.83 0.00 0.64 0.28 0.05 84.20 02:04:01 PM all 24.49 0.00 1.07 1.51 0.09 72.85 02:04:01 PM 0 20.73 0.00 1.22 2.75 0.08 75.21 02:04:01 PM 1 37.37 0.00 1.64 4.59 0.13 56.28 02:04:01 PM 2 21.20 0.00 0.77 0.32 0.08 77.63 02:04:01 PM 3 25.17 0.00 0.88 0.93 0.07 72.94 02:04:01 PM 4 28.08 0.00 1.52 0.53 0.08 69.78 02:04:01 PM 5 21.35 0.00 0.60 0.37 0.07 77.61 02:04:01 PM 6 25.20 0.00 1.40 2.54 0.08 70.77 02:04:01 PM 7 16.79 0.00 0.50 0.02 0.08 82.61 Average: all 20.81 0.00 1.13 1.22 0.08 76.76 Average: 0 17.64 0.00 1.03 1.59 0.08 79.67 Average: 1 27.85 0.00 1.50 3.01 0.11 67.54 Average: 2 27.93 0.00 1.91 0.74 0.08 69.34 Average: 3 19.10 0.00 0.85 0.81 0.07 79.17 Average: 4 19.79 0.00 1.35 0.84 0.08 77.94 Average: 5 18.75 0.00 0.70 0.38 0.06 80.11 Average: 6 19.58 0.00 1.18 2.26 0.08 76.89 Average: 7 15.81 0.00 0.57 0.15 0.07 83.40