---> uname -a: Linux prd-centos8-docker-8c-8g-3568.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 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1051 27391 19 3447 30378 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:d6:be:87 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.182/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fed6:be87/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f0:7e:1f:52 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:f0ff:fe7e:1f52/64 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) 01/06/2026 _x86_64_ (8 CPU) 16:37:08 LINUX RESTART (8 CPU) 04:38:01 PM tps rtps wtps bread/s bwrtn/s 04:39:01 PM 260.78 15.93 244.85 3121.23 12681.52 04:40:01 PM 77.22 2.50 74.73 1015.53 10920.01 04:41:01 PM 116.46 14.06 102.40 1111.04 29477.66 Average: 151.49 10.83 140.66 1749.23 17693.72 04:38:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:39:01 PM 28188192 30313856 4467520 13.68 2688 2439468 2250436 6.68 171092 3810188 289668 04:40:01 PM 27769492 29986204 4886220 14.96 2688 2528568 2423400 7.19 252780 4141152 44412 04:41:01 PM 27902984 30953092 4752728 14.55 2688 3345960 1672876 4.96 593520 3614096 2128 Average: 27953556 30417717 4702156 14.40 2688 2771332 2115571 6.28 339131 3855145 112069 04:38:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:39:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:39:01 PM eth0 493.22 359.13 5247.91 49.70 0.00 0.00 0.00 0.00 04:39:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:01 PM eth0 291.20 218.41 1005.59 51.83 0.00 0.00 0.00 0.00 04:40:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:41:01 PM lo 12.88 12.88 1.35 1.35 0.00 0.00 0.00 0.00 04:41:01 PM eth0 1452.21 386.26 6468.89 41.85 0.00 0.00 0.00 0.00 04:41:01 PM docker0 4.80 5.91 0.65 0.69 0.00 0.00 0.00 0.00 Average: lo 4.29 4.29 0.45 0.45 0.00 0.00 0.00 0.00 Average: eth0 745.58 321.27 4240.92 47.80 0.00 0.00 0.00 0.00 Average: docker0 1.60 1.97 0.22 0.23 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) 01/06/2026 _x86_64_ (8 CPU) 16:37:08 LINUX RESTART (8 CPU) 04:38:01 PM CPU %user %nice %system %iowait %steal %idle 04:39:01 PM all 15.94 0.00 1.27 0.76 0.06 81.97 04:39:01 PM 0 8.04 0.00 1.07 1.57 0.08 89.23 04:39:01 PM 1 7.12 0.00 1.05 0.53 0.08 91.21 04:39:01 PM 2 21.76 0.00 1.59 0.89 0.05 75.71 04:39:01 PM 3 37.71 0.00 2.74 0.84 0.08 58.63 04:39:01 PM 4 15.88 0.00 1.47 0.90 0.07 81.68 04:39:01 PM 5 14.43 0.00 0.55 0.42 0.05 84.55 04:39:01 PM 6 13.04 0.00 0.97 0.47 0.05 85.47 04:39:01 PM 7 9.53 0.00 0.70 0.47 0.05 89.25 04:40:01 PM all 29.66 0.00 0.87 0.30 0.07 69.10 04:40:01 PM 0 42.07 0.00 0.37 0.10 0.07 57.40 04:40:01 PM 1 22.80 0.00 1.05 0.23 0.08 75.83 04:40:01 PM 2 4.25 0.00 0.70 0.89 0.07 94.10 04:40:01 PM 3 60.25 0.00 2.35 0.42 0.07 36.91 04:40:01 PM 4 23.28 0.00 0.82 0.62 0.07 75.21 04:40:01 PM 5 12.07 0.00 0.85 0.05 0.07 86.97 04:40:01 PM 6 21.86 0.00 0.40 0.10 0.05 77.59 04:40:01 PM 7 50.62 0.00 0.45 0.00 0.08 48.85 04:41:01 PM all 19.78 0.24 3.52 0.84 0.08 75.54 04:41:01 PM 0 21.40 0.07 3.14 0.49 0.08 74.82 04:41:01 PM 1 26.08 0.07 4.95 1.48 0.08 67.33 04:41:01 PM 2 19.12 0.00 3.44 1.48 0.08 75.88 04:41:01 PM 3 22.25 0.00 3.48 0.10 0.08 74.09 04:41:01 PM 4 19.01 0.02 3.12 0.74 0.07 77.05 04:41:01 PM 5 15.87 0.61 3.37 0.94 0.08 79.13 04:41:01 PM 6 12.74 0.00 2.77 0.08 0.08 84.31 04:41:01 PM 7 21.74 1.16 3.89 1.41 0.08 71.70 Average: all 21.80 0.08 1.88 0.63 0.07 75.53 Average: 0 23.86 0.02 1.52 0.72 0.08 73.80 Average: 1 18.65 0.02 2.35 0.75 0.08 78.15 Average: 2 15.03 0.00 1.90 1.08 0.07 81.91 Average: 3 40.13 0.00 2.86 0.45 0.08 56.48 Average: 4 19.39 0.01 1.80 0.75 0.07 77.98 Average: 5 14.12 0.20 1.59 0.47 0.07 83.56 Average: 6 15.89 0.00 1.38 0.22 0.06 82.45 Average: 7 27.33 0.39 1.67 0.63 0.07 69.91