---> uname -a: Linux prd-centos8-docker-8c-8g-6797.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1068 26378 19 4442 30355 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:0a:63:16 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.112/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85944sec preferred_lft 85944sec inet6 fe80::f816:3eff:fe0a:6316/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:1e:25:e2:e6 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::42:1eff:fe25:e2e6/64 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) 02/10/2026 _x86_64_ (8 CPU) 16:35:19 LINUX RESTART (8 CPU) 04:36:01 PM tps rtps wtps bread/s bwrtn/s 04:37:01 PM 279.64 15.98 263.67 3018.09 13452.44 04:38:01 PM 73.82 1.67 72.15 793.60 11771.97 04:39:01 PM 117.61 14.80 102.82 1251.32 29757.26 04:40:01 PM 149.66 2.48 147.18 4511.38 19438.99 04:41:01 PM 13.69 0.07 13.63 50.11 479.08 04:42:01 PM 20.64 1.25 19.39 1591.34 3665.16 Average: 109.18 6.04 103.14 1869.24 13093.67 04:36:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:37:01 PM 28625984 30744128 4029728 12.34 2688 2432244 1828276 5.42 168632 3385248 332068 04:38:01 PM 27709000 29898748 4946712 15.15 2688 2502608 2659100 7.89 194852 4265360 45680 04:39:01 PM 25918544 28958312 6737168 20.63 2688 3334928 5590152 16.59 454464 5723416 1772 04:40:01 PM 26013596 29729460 6642116 20.34 2688 4008128 2675248 7.94 652652 5430912 120 04:41:01 PM 25951956 29677304 6703756 20.53 2688 4017388 2680608 7.95 656772 5488696 20 04:42:01 PM 26428084 30487444 6227628 19.07 2688 4350344 2052832 6.09 707312 4959736 183856 Average: 26774527 29915899 5881185 18.01 2688 3440940 2914369 8.65 472447 4875561 93919 04:36:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:37:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 PM eth0 440.26 332.03 5863.45 47.89 0.00 0.00 0.00 0.00 04:37:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:01 PM eth0 207.22 160.86 816.95 39.41 0.00 0.00 0.00 0.00 04:38:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:39:01 PM lo 7.30 7.30 0.84 0.84 0.00 0.00 0.00 0.00 04:39:01 PM eth0 1336.07 417.34 6643.82 43.01 0.00 0.00 0.00 0.00 04:39:01 PM docker0 2.98 3.90 0.42 0.46 0.00 0.00 0.00 0.00 04:39:01 PM vethece41e4 1.40 1.93 0.23 0.23 0.00 0.00 0.00 0.00 04:40:01 PM lo 5.48 5.48 0.51 0.51 0.00 0.00 0.00 0.00 04:40:01 PM eth0 113.06 88.85 1298.54 22.37 0.00 0.00 0.00 0.00 04:40:01 PM docker0 1.83 2.05 0.23 0.23 0.00 0.00 0.00 0.00 04:41:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:41:01 PM eth0 129.77 99.90 189.44 27.60 0.00 0.00 0.00 0.00 04:41:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 PM eth0 346.87 269.16 3181.02 59.58 0.00 0.00 0.00 0.00 04:42:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.13 2.13 0.22 0.22 0.00 0.00 0.00 0.00 Average: eth0 428.88 228.03 2998.98 39.98 0.00 0.00 0.00 0.00 Average: docker0 0.80 0.99 0.11 0.12 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) 02/10/2026 _x86_64_ (8 CPU) 16:35:19 LINUX RESTART (8 CPU) 04:36:01 PM CPU %user %nice %system %iowait %steal %idle 04:37:01 PM all 13.42 0.00 1.35 1.15 0.07 84.01 04:37:01 PM 0 6.25 0.00 0.58 0.58 0.08 92.50 04:37:01 PM 1 8.86 0.00 1.49 2.55 0.07 87.04 04:37:01 PM 2 27.06 0.00 2.34 0.77 0.07 69.77 04:37:01 PM 3 6.24 0.00 0.60 0.65 0.08 92.42 04:37:01 PM 4 14.23 0.00 1.80 1.69 0.07 82.21 04:37:01 PM 5 16.75 0.00 1.24 0.81 0.05 81.15 04:37:01 PM 6 7.27 0.00 1.12 1.12 0.07 90.43 04:37:01 PM 7 20.71 0.00 1.62 1.04 0.07 76.57 04:38:01 PM all 21.81 0.00 0.56 0.53 0.05 77.05 04:38:01 PM 0 33.62 0.00 0.25 0.00 0.05 66.08 04:38:01 PM 1 10.97 0.00 0.42 0.07 0.05 88.49 04:38:01 PM 2 15.25 0.00 0.30 0.00 0.03 84.42 04:38:01 PM 3 21.51 0.00 0.23 0.00 0.05 78.21 04:38:01 PM 4 19.27 0.00 0.52 0.00 0.03 80.18 04:38:01 PM 5 14.21 0.00 0.55 3.48 0.08 81.68 04:38:01 PM 6 14.10 0.00 0.77 0.27 0.05 84.81 04:38:01 PM 7 45.53 0.00 1.42 0.42 0.07 52.57 04:39:01 PM all 25.49 0.25 2.88 1.26 0.10 70.01 04:39:01 PM 0 21.46 0.00 2.36 0.52 0.10 75.56 04:39:01 PM 1 17.45 0.02 3.33 3.70 0.10 75.40 04:39:01 PM 2 20.12 0.02 3.19 0.61 0.10 75.97 04:39:01 PM 3 30.01 1.88 3.03 3.90 0.08 61.09 04:39:01 PM 4 30.56 0.10 2.77 0.02 0.12 66.44 04:39:01 PM 5 22.49 0.00 2.72 0.29 0.08 74.42 04:39:01 PM 6 32.45 0.00 2.33 0.56 0.10 64.56 04:39:01 PM 7 29.41 0.00 3.28 0.52 0.10 66.68 04:40:01 PM all 14.18 0.05 1.18 0.93 0.05 83.61 04:40:01 PM 0 6.14 0.03 0.85 0.03 0.05 92.89 04:40:01 PM 1 7.42 0.03 1.19 0.27 0.05 91.04 04:40:01 PM 2 25.48 0.00 0.87 0.30 0.05 73.30 04:40:01 PM 3 12.26 0.37 1.64 2.54 0.05 83.14 04:40:01 PM 4 30.44 0.00 1.10 0.33 0.07 68.06 04:40:01 PM 5 7.83 0.00 1.22 3.29 0.05 87.61 04:40:01 PM 6 14.08 0.00 1.12 0.32 0.05 84.43 04:40:01 PM 7 9.87 0.00 1.40 0.32 0.07 88.34 04:41:01 PM all 11.78 0.00 0.38 0.03 0.04 87.76 04:41:01 PM 0 1.29 0.00 0.17 0.03 0.05 98.46 04:41:01 PM 1 7.57 0.00 0.17 0.03 0.05 92.18 04:41:01 PM 2 46.43 0.00 0.94 0.00 0.07 52.56 04:41:01 PM 3 7.79 0.00 0.17 0.02 0.02 92.01 04:41:01 PM 4 12.90 0.00 0.12 0.03 0.02 86.93 04:41:01 PM 5 12.09 0.00 0.52 0.15 0.05 87.19 04:41:01 PM 6 3.04 0.00 0.12 0.00 0.03 96.81 04:41:01 PM 7 3.35 0.00 0.88 0.00 0.03 95.73 04:42:01 PM all 13.58 0.00 0.80 0.19 0.05 85.36 04:42:01 PM 0 8.71 0.00 0.62 0.58 0.08 90.01 04:42:01 PM 1 6.33 0.00 1.09 0.25 0.03 92.30 04:42:01 PM 2 8.40 0.00 0.42 0.00 0.05 91.13 04:42:01 PM 3 5.54 0.00 0.48 0.07 0.05 93.86 04:42:01 PM 4 16.68 0.00 0.80 0.02 0.05 82.45 04:42:01 PM 5 45.24 0.00 1.57 0.07 0.07 53.06 04:42:01 PM 6 7.83 0.00 1.00 0.27 0.07 90.83 04:42:01 PM 7 10.18 0.00 0.47 0.30 0.03 89.02 Average: all 16.70 0.05 1.19 0.68 0.06 81.31 Average: 0 12.90 0.01 0.80 0.29 0.07 85.92 Average: 1 9.76 0.01 1.28 1.14 0.06 87.75 Average: 2 23.78 0.00 1.34 0.28 0.06 74.54 Average: 3 13.87 0.37 1.02 1.19 0.06 83.48 Average: 4 20.66 0.02 1.18 0.35 0.06 77.73 Average: 5 19.74 0.00 1.30 1.35 0.06 77.54 Average: 6 13.09 0.00 1.07 0.42 0.06 85.35 Average: 7 19.83 0.00 1.51 0.43 0.06 78.17