---> uname -a: Linux prd-centos8-docker-8c-8g-4305.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 1070 27204 19 3614 30359 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:b9:ca:75 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.85/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86094sec preferred_lft 86094sec inet6 fe80::f816:3eff:feb9:ca75/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9e:d4:ab:b3 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::42:9eff:fed4:abb3/64 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) 01/09/2026 _x86_64_ (8 CPU) 17:11:31 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 157.76 14.66 143.10 3206.00 9638.97 05:14:01 PM 227.08 0.53 226.55 10.00 9128.70 05:15:01 PM 294.27 6.12 288.15 1201.80 13959.32 05:16:01 PM 154.32 1.50 152.82 398.33 35997.75 Average: 208.35 5.70 202.65 1204.05 17182.44 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29248872 31088400 3406840 10.43 2688 2157676 1578512 4.68 153144 2794552 136024 05:14:01 PM 28770108 30780636 3885604 11.90 2688 2322420 1796380 5.33 200524 3200032 102704 05:15:01 PM 27050348 29543664 5605364 17.17 2688 2796492 2669036 7.92 418432 4663124 175504 05:16:01 PM 27853784 31081356 4801928 14.70 2688 3523268 1519772 4.51 812764 3445488 159844 Average: 28230778 30623514 4424934 13.55 2688 2699964 1890925 5.61 396216 3525799 143519 05:12:01 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 119.84 97.05 1373.09 33.71 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 267.22 239.49 2556.49 35.00 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 535.29 443.36 6926.81 57.08 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 300.85 262.39 3451.08 1240.25 0.00 0.00 0.00 0.00 05:16:01 PM docker0 6.66 15.13 0.50 243.72 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 305.79 260.57 3576.77 341.57 0.00 0.00 0.00 0.00 Average: docker0 1.67 3.78 0.13 60.94 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) 01/09/2026 _x86_64_ (8 CPU) 17:11:31 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 11.12 0.00 1.06 0.90 0.05 86.87 05:13:01 PM 0 3.79 0.00 0.55 0.87 0.07 94.72 05:13:01 PM 1 29.02 0.00 2.29 1.02 0.05 67.62 05:13:01 PM 2 16.08 0.00 1.69 1.04 0.05 81.15 05:13:01 PM 3 8.17 0.00 0.87 0.92 0.05 89.99 05:13:01 PM 4 5.84 0.00 0.43 0.20 0.02 93.51 05:13:01 PM 5 16.32 0.00 1.52 0.98 0.05 81.13 05:13:01 PM 6 5.40 0.00 0.53 0.45 0.03 93.58 05:13:01 PM 7 4.36 0.00 0.62 1.74 0.05 93.24 05:14:01 PM all 10.07 0.00 0.83 10.56 0.05 78.48 05:14:01 PM 0 18.54 0.00 0.72 7.21 0.05 73.49 05:14:01 PM 1 6.25 0.00 0.89 14.42 0.07 78.38 05:14:01 PM 2 6.30 0.00 1.15 20.83 0.07 71.64 05:14:01 PM 3 6.50 0.00 0.90 7.69 0.05 84.86 05:14:01 PM 4 15.09 0.00 0.85 29.53 0.05 54.48 05:14:01 PM 5 4.28 0.00 0.59 1.94 0.05 93.14 05:14:01 PM 6 12.41 0.00 0.57 0.53 0.05 86.44 05:14:01 PM 7 11.19 0.00 1.00 2.35 0.05 85.41 05:15:01 PM all 32.00 0.00 1.80 1.25 0.08 64.87 05:15:01 PM 0 47.29 0.00 1.24 0.65 0.10 50.72 05:15:01 PM 1 21.16 0.00 1.78 1.69 0.08 75.28 05:15:01 PM 2 32.00 0.00 1.61 1.16 0.08 65.15 05:15:01 PM 3 25.87 0.00 2.70 2.48 0.08 68.86 05:15:01 PM 4 28.17 0.00 2.08 0.44 0.07 69.25 05:15:01 PM 5 30.68 0.00 1.37 0.87 0.08 67.00 05:15:01 PM 6 26.11 0.00 1.49 0.75 0.08 71.57 05:15:01 PM 7 44.71 0.00 2.13 1.93 0.08 51.16 05:16:01 PM all 11.59 0.00 2.80 1.48 0.07 84.05 05:16:01 PM 0 9.73 0.00 2.70 0.27 0.08 87.22 05:16:01 PM 1 7.12 0.00 2.37 4.39 0.08 86.04 05:16:01 PM 2 13.78 0.00 2.75 2.01 0.07 81.39 05:16:01 PM 3 9.17 0.00 2.52 0.17 0.07 88.08 05:16:01 PM 4 17.85 0.00 2.94 1.38 0.07 77.77 05:16:01 PM 5 11.80 0.00 2.79 0.45 0.05 84.92 05:16:01 PM 6 13.52 0.00 3.10 1.74 0.05 81.59 05:16:01 PM 7 9.76 0.00 3.25 1.48 0.07 85.44 Average: all 16.19 0.00 1.62 3.55 0.06 78.57 Average: 0 19.83 0.00 1.30 2.25 0.08 76.54 Average: 1 15.90 0.00 1.83 5.38 0.07 76.82 Average: 2 17.03 0.00 1.80 6.27 0.07 74.83 Average: 3 12.41 0.00 1.75 2.82 0.06 82.96 Average: 4 16.72 0.00 1.57 7.89 0.05 73.76 Average: 5 15.77 0.00 1.56 1.06 0.06 81.55 Average: 6 14.35 0.00 1.42 0.87 0.05 83.31 Average: 7 17.49 0.00 1.75 1.87 0.06 78.83