---> uname -a: Linux prd-centos8-docker-8c-8g-4079.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 1011 28425 19 2452 30429 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:23:35:c6 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.226/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:fe23:35c6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a3:11:55:1d 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) 03/23/2026 _x86_64_ (8 CPU) 05:17:58 LINUX RESTART (8 CPU) 05:19:01 AM tps rtps wtps bread/s bwrtn/s 05:20:01 AM 120.25 1.40 118.85 262.76 9069.29 05:21:01 AM 192.30 2.42 189.89 641.39 8029.67 05:22:01 AM 94.62 4.03 90.58 480.59 7037.78 Average: 135.73 2.62 133.11 461.59 8045.58 05:19:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:01 AM 29533856 31264176 3121856 9.56 2688 2049760 1390328 4.13 144908 2528360 115024 05:21:01 AM 27861408 29753068 4794304 14.68 2688 2203412 2745180 8.14 207492 4097920 67088 05:22:01 AM 29104372 31155244 3551340 10.88 2688 2357700 1475748 4.38 238364 2811908 57648 Average: 28833212 30724163 3822500 11.71 2688 2203624 1870419 5.55 196921 3146063 79920 05:19:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM eth0 361.72 231.49 752.25 45.03 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:21:01 AM eth0 211.93 188.14 1639.61 38.51 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM eth0 219.61 185.39 1551.05 116.67 0.00 0.00 0.00 0.00 05:22:01 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 264.42 201.67 1314.32 66.74 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) 03/23/2026 _x86_64_ (8 CPU) 05:17:58 LINUX RESTART (8 CPU) 05:19:01 AM CPU %user %nice %system %iowait %steal %idle 05:20:01 AM all 5.40 0.00 0.72 0.32 0.05 93.50 05:20:01 AM 0 0.80 0.00 0.30 0.02 0.05 98.83 05:20:01 AM 1 1.57 0.00 0.48 0.17 0.07 97.71 05:20:01 AM 2 24.22 0.00 2.63 0.79 0.07 72.30 05:20:01 AM 3 4.46 0.00 0.37 0.47 0.05 94.66 05:20:01 AM 4 1.49 0.00 0.63 0.68 0.03 97.16 05:20:01 AM 5 2.52 0.00 0.38 0.03 0.02 97.04 05:20:01 AM 6 5.04 0.00 0.45 0.13 0.03 94.35 05:20:01 AM 7 3.16 0.00 0.54 0.30 0.05 95.95 05:21:01 AM all 36.48 0.00 1.60 0.82 0.08 61.03 05:21:01 AM 0 27.63 0.00 1.47 0.47 0.07 70.36 05:21:01 AM 1 44.67 0.00 2.39 1.97 0.08 50.89 05:21:01 AM 2 40.74 0.00 1.45 0.68 0.10 57.02 05:21:01 AM 3 28.50 0.00 1.30 0.90 0.08 69.21 05:21:01 AM 4 37.69 0.00 1.49 0.22 0.08 60.52 05:21:01 AM 5 36.42 0.00 1.49 0.48 0.08 61.53 05:21:01 AM 6 30.46 0.00 1.89 1.71 0.07 65.87 05:21:01 AM 7 45.70 0.00 1.29 0.13 0.08 52.80 05:22:01 AM all 34.79 0.00 1.57 0.36 0.09 63.19 05:22:01 AM 0 28.96 0.00 1.22 0.62 0.12 69.09 05:22:01 AM 1 40.73 0.00 1.90 0.32 0.07 56.98 05:22:01 AM 2 35.41 0.00 1.54 0.13 0.08 62.84 05:22:01 AM 3 30.63 0.00 1.62 0.33 0.08 67.33 05:22:01 AM 4 41.70 0.00 1.87 0.20 0.10 56.12 05:22:01 AM 5 38.02 0.00 1.25 0.55 0.07 60.10 05:22:01 AM 6 30.73 0.00 1.57 0.60 0.08 67.02 05:22:01 AM 7 32.15 0.00 1.60 0.10 0.08 66.07 Average: all 25.56 0.00 1.30 0.50 0.07 72.58 Average: 0 19.13 0.00 1.00 0.37 0.08 79.43 Average: 1 28.99 0.00 1.59 0.82 0.07 68.52 Average: 2 33.46 0.00 1.87 0.53 0.08 64.05 Average: 3 21.19 0.00 1.10 0.57 0.07 77.07 Average: 4 26.95 0.00 1.33 0.37 0.07 71.28 Average: 5 25.65 0.00 1.04 0.36 0.06 72.89 Average: 6 22.06 0.00 1.30 0.81 0.06 75.77 Average: 7 27.02 0.00 1.14 0.18 0.07 71.59