---> uname -a: Linux prd-centos8-docker-8c-8g-4116.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: 2799.998 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: 31890 1044 27229 19 3616 30385 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:f6:cb:d4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.88/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86110sec preferred_lft 86110sec inet6 fe80::f816:3eff:fef6:cbd4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:47:09:5c:1b 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::42:47ff:fe09:5c1b/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) 01/29/2026 _x86_64_ (8 CPU) 17:11:40 LINUX RESTART (8 CPU) 05:12:02 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 314.98 57.18 257.79 8071.33 43113.49 05:14:01 PM 427.11 15.36 411.75 3810.60 14611.90 05:15:01 PM 242.24 6.25 235.99 560.08 16018.83 05:16:01 PM 156.24 1.67 154.57 461.10 37278.34 Average: 285.01 19.96 265.05 3205.40 27691.80 05:12:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29692696 31304176 2963016 9.07 2688 1937132 1404072 4.17 138728 2403128 150020 05:14:01 PM 28634296 30706644 4021416 12.31 2688 2383024 1900120 5.64 210420 3321232 184480 05:15:01 PM 26722540 29295740 5933172 18.17 2688 2875864 3287516 9.75 476912 4930468 244892 05:16:01 PM 27828540 31058488 4827172 14.78 2688 3525628 1550580 4.60 815292 3466816 90984 Average: 28219518 30591262 4436194 13.58 2688 2680412 2035572 6.04 410338 3530411 167594 05:12:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 396.32 258.18 1659.42 69.90 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 377.82 334.16 3725.40 65.69 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 525.82 414.31 6535.87 57.30 0.00 0.00 0.00 0.00 05:15:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM eth0 327.12 321.26 3204.08 2368.21 0.00 0.00 0.00 0.00 05:16:01 PM docker0 7.00 13.89 0.52 254.95 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 406.81 332.28 3790.04 642.73 0.00 0.00 0.00 0.00 Average: docker0 1.76 3.49 0.13 64.01 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) 01/29/2026 _x86_64_ (8 CPU) 17:11:40 LINUX RESTART (8 CPU) 05:12:02 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 13.48 0.01 2.73 5.97 0.06 77.75 05:13:01 PM 0 21.47 0.00 3.36 2.77 0.08 72.31 05:13:01 PM 1 12.11 0.00 2.25 11.86 0.07 73.72 05:13:01 PM 2 8.99 0.07 2.45 8.22 0.07 80.20 05:13:01 PM 3 23.21 0.00 2.67 3.98 0.05 70.10 05:13:01 PM 4 7.46 0.00 2.82 4.78 0.07 84.88 05:13:01 PM 5 21.59 0.00 2.65 1.12 0.05 74.59 05:13:01 PM 6 5.90 0.02 2.69 1.14 0.05 90.20 05:13:01 PM 7 7.09 0.00 2.95 13.87 0.07 76.02 05:14:01 PM all 18.89 0.00 1.57 1.32 0.07 78.16 05:14:01 PM 0 18.25 0.00 2.24 2.63 0.08 76.79 05:14:01 PM 1 14.68 0.00 1.20 0.64 0.07 83.41 05:14:01 PM 2 30.60 0.00 2.24 1.37 0.08 65.70 05:14:01 PM 3 15.16 0.00 1.42 1.27 0.05 82.10 05:14:01 PM 4 9.08 0.00 1.49 1.32 0.08 88.02 05:14:01 PM 5 30.16 0.00 1.19 0.70 0.07 67.89 05:14:01 PM 6 15.73 0.00 1.39 1.62 0.07 81.19 05:14:01 PM 7 17.42 0.00 1.35 1.00 0.07 80.16 05:15:01 PM all 30.72 0.00 1.66 0.68 0.08 66.86 05:15:01 PM 0 27.20 0.00 1.69 0.82 0.08 70.21 05:15:01 PM 1 31.59 0.00 1.83 1.44 0.10 65.05 05:15:01 PM 2 22.96 0.00 1.46 0.69 0.07 74.82 05:15:01 PM 3 23.22 0.00 1.37 0.13 0.08 75.19 05:15:01 PM 4 32.91 0.00 1.83 1.17 0.08 64.01 05:15:01 PM 5 42.63 0.00 1.69 0.40 0.07 55.21 05:15:01 PM 6 36.22 0.00 2.35 0.77 0.08 60.58 05:15:01 PM 7 29.01 0.00 1.07 0.03 0.08 69.80 05:16:01 PM all 12.11 0.00 2.83 0.95 0.06 84.04 05:16:01 PM 0 7.56 0.00 2.70 0.37 0.08 89.28 05:16:01 PM 1 12.92 0.00 2.97 2.93 0.07 81.11 05:16:01 PM 2 8.19 0.00 2.65 1.07 0.05 88.03 05:16:01 PM 3 16.65 0.00 3.64 0.76 0.07 78.89 05:16:01 PM 4 13.47 0.00 2.10 0.18 0.05 84.20 05:16:01 PM 5 15.37 0.00 3.27 0.30 0.07 80.99 05:16:01 PM 6 16.23 0.00 2.90 1.37 0.05 79.45 05:16:01 PM 7 6.45 0.00 2.41 0.64 0.07 90.44 Average: all 18.82 0.00 2.19 2.22 0.07 76.70 Average: 0 18.61 0.00 2.50 1.64 0.08 77.16 Average: 1 17.85 0.00 2.06 4.19 0.08 75.83 Average: 2 17.73 0.02 2.20 2.82 0.07 77.17 Average: 3 19.54 0.00 2.27 1.53 0.06 76.59 Average: 4 15.76 0.00 2.06 1.85 0.07 80.26 Average: 5 27.47 0.00 2.20 0.63 0.06 69.64 Average: 6 18.57 0.00 2.33 1.23 0.06 77.81 Average: 7 15.03 0.00 1.94 3.85 0.07 79.11