---> uname -a: Linux prd-centos8-docker-8c-8g-1089.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 1071 27200 19 3618 30358 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:83:9b:c9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.120/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86134sec preferred_lft 86134sec inet6 fe80::f816:3eff:fe83:9bc9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:80:86:82:12 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::42:80ff:fe86:8212/64 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) 01/17/2026 _x86_64_ (8 CPU) 17:11:31 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 154.62 14.58 140.04 3204.67 9953.23 05:14:01 PM 457.74 5.05 452.69 1169.55 14235.97 05:15:01 PM 256.26 2.33 253.93 462.25 44314.08 Average: 289.55 7.32 282.23 1612.13 22833.95 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29264032 31105284 3391680 10.39 2688 2159672 1620332 4.81 153336 2785028 129464 05:14:01 PM 28067184 30380764 4588528 14.05 2688 2620916 2015712 5.98 269768 3812100 250548 05:15:01 PM 26519668 29678028 6136044 18.79 2688 3454892 2662808 7.90 634544 4954064 74964 Average: 27950295 30388025 4705417 14.41 2688 2745160 2099617 6.23 352549 3850397 151659 05:12:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 123.19 97.43 1379.41 35.04 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 521.41 439.20 6709.72 62.44 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 513.11 429.57 6211.81 1258.95 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.30 15.49 0.48 243.77 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 385.91 322.07 4767.09 452.12 0.00 0.00 0.00 0.00 Average: docker0 2.10 5.16 0.16 81.25 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) 01/17/2026 _x86_64_ (8 CPU) 17:11:31 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 10.36 0.00 0.99 0.68 0.06 87.91 05:13:01 PM 0 5.39 0.00 0.62 0.27 0.08 93.64 05:13:01 PM 1 12.86 0.00 1.30 0.60 0.07 85.17 05:13:01 PM 2 2.24 0.00 0.32 0.43 0.10 96.91 05:13:01 PM 3 17.50 0.00 1.47 1.12 0.05 79.86 05:13:01 PM 4 10.21 0.00 0.83 1.07 0.05 87.84 05:13:01 PM 5 12.79 0.00 1.39 1.04 0.05 84.74 05:13:01 PM 6 8.21 0.00 0.92 0.65 0.03 90.18 05:13:01 PM 7 13.66 0.00 1.07 0.27 0.03 84.97 05:14:01 PM all 27.23 0.00 1.65 2.23 0.09 68.79 05:14:01 PM 0 41.10 0.00 0.70 0.35 0.08 57.77 05:14:01 PM 1 15.01 0.00 2.33 4.29 0.10 78.28 05:14:01 PM 2 31.02 0.00 2.65 2.95 0.10 63.27 05:14:01 PM 3 16.70 0.00 1.46 0.90 0.10 80.83 05:14:01 PM 4 30.89 0.00 1.39 2.58 0.08 65.06 05:14:01 PM 5 32.26 0.00 1.44 3.31 0.07 62.93 05:14:01 PM 6 21.96 0.00 1.17 0.28 0.10 76.49 05:14:01 PM 7 28.89 0.00 2.09 3.20 0.08 65.74 05:15:01 PM all 18.11 0.00 2.60 2.68 0.08 76.53 05:15:01 PM 0 19.12 0.00 2.96 2.82 0.08 75.02 05:15:01 PM 1 16.24 0.00 2.84 4.64 0.10 76.18 05:15:01 PM 2 21.81 0.00 2.72 2.35 0.08 73.03 05:15:01 PM 3 12.91 0.00 2.72 2.28 0.08 82.01 05:15:01 PM 4 21.38 0.00 2.89 4.20 0.08 71.44 05:15:01 PM 5 18.39 0.00 2.70 1.22 0.07 77.62 05:15:01 PM 6 19.62 0.00 2.32 3.48 0.10 74.47 05:15:01 PM 7 15.40 0.00 1.66 0.44 0.07 82.43 Average: all 18.56 0.00 1.75 1.86 0.08 77.75 Average: 0 21.87 0.00 1.42 1.14 0.08 75.48 Average: 1 14.70 0.00 2.16 3.17 0.09 79.88 Average: 2 18.34 0.00 1.89 1.91 0.10 77.76 Average: 3 15.71 0.00 1.88 1.43 0.08 80.90 Average: 4 20.81 0.00 1.70 2.61 0.07 74.80 Average: 5 21.15 0.00 1.84 1.86 0.06 75.09 Average: 6 16.59 0.00 1.47 1.47 0.08 80.40 Average: 7 19.32 0.00 1.61 1.30 0.06 77.72