---> uname -a: Linux prd-centos8-docker-8c-8g-4413.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1006 28028 19 2855 30435 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:2f:ca:18 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.137/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86153sec preferred_lft 86153sec inet6 fe80::f816:3eff:fe2f:ca18/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b7:ee:03:76 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 ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 01/31/2026 _x86_64_ (8 CPU) 05:35:20 LINUX RESTART (8 CPU) 05:36:01 AM tps rtps wtps bread/s bwrtn/s 05:37:01 AM 196.83 2.28 194.55 678.97 10408.85 05:38:01 AM 105.31 1.47 103.85 386.80 8958.16 05:39:01 AM 231.74 18.98 212.76 5053.38 15006.70 Average: 177.96 7.58 170.39 2039.72 11457.90 05:36:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:37:01 AM 28597096 30423768 4058616 12.43 2688 2142512 2192384 6.50 175028 3415304 166336 05:38:01 AM 28189552 30170408 4466160 13.68 2688 2291988 2253984 6.69 219320 3757088 68776 05:39:01 AM 28627180 31103672 4028532 12.34 2688 2784476 1509900 4.48 486788 3046804 37556 Average: 28471276 30565949 4184436 12.81 2688 2406325 1985423 5.89 293712 3406399 90889 05:36:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:37:01 AM eth0 196.13 160.30 2144.58 45.42 0.00 0.00 0.00 0.00 05:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:38:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:38:01 AM eth0 135.90 116.39 1389.30 29.04 0.00 0.00 0.00 0.00 05:38:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:39:01 AM eth0 291.72 230.66 5227.65 61.03 0.00 0.00 0.00 0.00 05:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 207.92 169.12 2920.51 45.16 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 01/31/2026 _x86_64_ (8 CPU) 05:35:20 LINUX RESTART (8 CPU) 05:36:01 AM CPU %user %nice %system %iowait %steal %idle 05:37:01 AM all 21.93 0.00 1.21 1.19 0.07 75.61 05:37:01 AM 0 6.33 0.00 1.32 2.27 0.07 90.02 05:37:01 AM 1 33.24 0.00 1.97 1.00 0.08 63.70 05:37:01 AM 2 18.86 0.00 0.97 0.79 0.07 79.31 05:37:01 AM 3 30.24 0.00 0.97 0.45 0.07 68.28 05:37:01 AM 4 21.71 0.00 0.99 0.89 0.03 76.39 05:37:01 AM 5 19.98 0.00 0.79 0.99 0.07 78.18 05:37:01 AM 6 26.38 0.00 1.87 2.84 0.10 68.81 05:37:01 AM 7 18.71 0.00 0.77 0.27 0.05 80.20 05:38:01 AM all 46.48 0.00 1.52 0.83 0.10 51.08 05:38:01 AM 0 50.65 0.00 1.22 0.33 0.10 47.69 05:38:01 AM 1 49.18 0.00 1.62 1.24 0.12 47.84 05:38:01 AM 2 48.97 0.00 1.29 1.04 0.10 48.60 05:38:01 AM 3 38.58 0.00 1.34 0.60 0.08 59.40 05:38:01 AM 4 55.02 0.00 1.79 0.10 0.10 42.99 05:38:01 AM 5 46.94 0.00 1.29 1.27 0.08 50.42 05:38:01 AM 6 45.17 0.00 2.31 1.69 0.08 50.75 05:38:01 AM 7 37.30 0.00 1.32 0.35 0.10 60.93 05:39:01 AM all 33.93 0.00 1.34 0.94 0.08 63.71 05:39:01 AM 0 53.86 0.00 0.88 0.72 0.08 44.45 05:39:01 AM 1 14.24 0.00 1.72 1.69 0.08 82.26 05:39:01 AM 2 24.10 0.00 2.06 1.74 0.07 72.04 05:39:01 AM 3 41.25 0.00 0.73 0.02 0.08 57.92 05:39:01 AM 4 38.01 0.00 0.67 0.17 0.08 61.07 05:39:01 AM 5 44.99 0.00 2.44 0.99 0.10 51.48 05:39:01 AM 6 32.60 0.00 1.15 1.94 0.10 64.21 05:39:01 AM 7 22.32 0.00 1.04 0.23 0.07 76.34 Average: all 34.11 0.00 1.35 0.98 0.08 63.47 Average: 0 36.95 0.00 1.14 1.11 0.08 60.72 Average: 1 32.22 0.00 1.77 1.31 0.09 64.61 Average: 2 30.65 0.00 1.44 1.19 0.08 66.65 Average: 3 36.69 0.00 1.01 0.36 0.08 61.86 Average: 4 38.24 0.00 1.15 0.38 0.07 60.15 Average: 5 37.30 0.00 1.50 1.08 0.08 60.03 Average: 6 34.71 0.00 1.78 2.16 0.09 61.26 Average: 7 26.11 0.00 1.04 0.28 0.07 72.49