---> uname -a: Linux prd-centos8-docker-8c-8g-3376.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 1044 27155 19 3691 30383 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:d5:4f:6f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.14/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:fed5:4f6f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:97:19:2f:c4 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::42:97ff:fe19:2fc4/64 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) 03/20/2026 _x86_64_ (8 CPU) 03:37:47 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 351.34 53.31 298.03 7794.67 44843.13 03:40:01 AM 507.58 19.15 488.44 4189.17 14867.41 03:41:01 AM 280.32 2.57 277.76 208.86 34039.05 03:42:01 AM 129.02 3.87 125.16 513.16 22677.87 Average: 317.06 19.72 297.34 3176.62 29108.11 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29530244 31238884 3125468 9.57 2688 2030552 1464828 4.35 147096 2545888 211456 03:40:01 AM 28480852 30589956 4174860 12.78 2688 2419852 1867688 5.54 215256 3471432 175076 03:41:01 AM 26611564 29706596 6044148 18.51 2688 3392860 2597636 7.71 527584 4971116 116112 03:42:01 AM 27744268 31049868 4911444 15.04 2688 3598176 1613556 4.79 827344 3530544 23240 Average: 28091732 30646326 4563980 13.98 2688 2860360 1885927 5.60 429320 3629745 131471 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 406.40 259.40 1877.02 65.82 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 434.63 375.20 4014.80 73.53 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 629.92 468.18 9593.44 53.66 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 257.96 270.51 521.08 2335.67 0.00 0.00 0.00 0.00 03:42:01 AM docker0 8.10 12.41 0.48 307.94 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 432.23 343.32 4001.50 632.17 0.00 0.00 0.00 0.00 Average: docker0 2.02 3.10 0.12 76.98 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) 03/20/2026 _x86_64_ (8 CPU) 03:37:47 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 15.02 0.00 2.81 1.35 0.05 80.77 03:39:01 AM 0 7.38 0.00 2.21 0.25 0.05 90.10 03:39:01 AM 1 11.52 0.00 3.03 3.16 0.05 82.23 03:39:01 AM 2 19.72 0.00 2.37 1.45 0.07 76.39 03:39:01 AM 3 26.66 0.00 3.04 0.52 0.05 69.73 03:39:01 AM 4 21.93 0.00 3.38 3.34 0.05 71.30 03:39:01 AM 5 14.85 0.00 2.90 0.72 0.05 81.49 03:39:01 AM 6 7.04 0.00 2.79 0.69 0.07 89.41 03:39:01 AM 7 11.02 0.00 2.75 0.64 0.03 85.56 03:40:01 AM all 18.41 0.00 1.57 1.46 0.08 78.48 03:40:01 AM 0 21.43 0.00 0.97 0.67 0.07 76.87 03:40:01 AM 1 16.55 0.00 2.43 2.05 0.08 78.88 03:40:01 AM 2 23.72 0.00 0.97 0.20 0.10 75.01 03:40:01 AM 3 25.36 0.00 1.67 2.36 0.07 70.54 03:40:01 AM 4 14.21 0.00 2.23 2.41 0.08 81.07 03:40:01 AM 5 14.00 0.00 2.06 2.26 0.07 81.62 03:40:01 AM 6 11.37 0.00 1.41 1.31 0.07 85.85 03:40:01 AM 7 20.60 0.00 0.82 0.44 0.08 78.06 03:41:01 AM all 28.46 0.00 2.18 1.05 0.08 68.23 03:41:01 AM 0 24.26 0.00 1.79 0.23 0.08 73.63 03:41:01 AM 1 34.84 0.00 2.32 1.83 0.08 60.93 03:41:01 AM 2 38.60 0.00 2.12 1.38 0.08 57.83 03:41:01 AM 3 19.19 0.00 2.42 1.09 0.08 77.21 03:41:01 AM 4 33.17 0.00 2.79 1.04 0.07 62.93 03:41:01 AM 5 22.11 0.00 2.45 1.58 0.08 73.78 03:41:01 AM 6 34.03 0.00 1.75 0.72 0.08 63.42 03:41:01 AM 7 21.43 0.00 1.84 0.54 0.08 76.11 03:42:01 AM all 12.10 0.00 2.45 0.42 0.06 84.97 03:42:01 AM 0 10.51 0.00 2.38 0.13 0.07 86.91 03:42:01 AM 1 17.84 0.00 3.08 0.49 0.07 78.52 03:42:01 AM 2 10.47 0.00 2.60 0.50 0.07 86.36 03:42:01 AM 3 23.06 0.00 2.99 0.70 0.05 73.20 03:42:01 AM 4 10.78 0.00 2.06 0.12 0.05 86.99 03:42:01 AM 5 8.09 0.00 2.06 0.52 0.05 89.27 03:42:01 AM 6 9.36 0.00 2.63 0.32 0.05 87.64 03:42:01 AM 7 6.66 0.00 1.82 0.60 0.07 90.84 Average: all 18.49 0.00 2.25 1.07 0.07 78.12 Average: 0 15.90 0.00 1.84 0.32 0.07 81.88 Average: 1 20.18 0.00 2.72 1.88 0.07 75.15 Average: 2 23.12 0.00 2.01 0.88 0.08 73.91 Average: 3 23.57 0.00 2.53 1.17 0.06 72.66 Average: 4 20.02 0.00 2.61 1.73 0.06 75.58 Average: 5 14.76 0.00 2.37 1.27 0.06 81.54 Average: 6 15.45 0.00 2.14 0.76 0.07 81.58 Average: 7 14.92 0.00 1.81 0.55 0.07 82.65