---> uname -a: Linux prd-centos8-docker-8c-8g-819.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1052 27148 19 3689 30374 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:96:3b:f5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.121/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86142sec preferred_lft 86142sec inet6 fe80::f816:3eff:fe96:3bf5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:04:36:7e:ac 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::42:4ff:fe36:7eac/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) 03/10/2026 _x86_64_ (8 CPU) 03:37:57 LINUX RESTART (8 CPU) 03:39:01 AM tps rtps wtps bread/s bwrtn/s 03:40:01 AM 545.23 18.81 526.41 4344.48 15690.02 03:41:01 AM 282.81 2.78 280.03 449.24 44161.22 03:42:01 AM 105.33 2.60 102.73 159.55 12085.52 Average: 311.11 8.06 303.04 1650.87 23980.50 03:39:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:01 AM 28440604 30573104 4215108 12.91 2688 2442508 1888792 5.60 227368 3493900 187840 03:41:01 AM 26255576 29421224 6400136 19.60 2688 3458780 2956556 8.77 576624 5262928 236 03:42:01 AM 27817808 31122652 4837904 14.81 2688 3597248 1517848 4.50 828100 3455080 24488 Average: 27504663 30372327 5151049 15.77 2688 3166179 2121065 6.29 544031 4070636 70855 03:39:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 453.02 391.55 4320.58 76.92 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 584.39 444.36 9563.37 50.08 0.00 0.00 0.00 0.00 03:41:01 AM docker0 7.63 11.04 0.42 274.97 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 244.04 261.86 241.85 2335.41 0.00 0.00 0.00 0.00 03:42:01 AM docker0 1.78 2.25 0.12 32.57 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 427.16 365.93 4708.89 820.80 0.00 0.00 0.00 0.00 Average: docker0 3.14 4.43 0.18 102.53 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) 03/10/2026 _x86_64_ (8 CPU) 03:37:57 LINUX RESTART (8 CPU) 03:39:01 AM CPU %user %nice %system %iowait %steal %idle 03:40:01 AM all 22.35 0.00 1.66 1.28 0.09 74.63 03:40:01 AM 0 24.36 0.00 1.84 1.14 0.10 72.56 03:40:01 AM 1 21.57 0.00 1.76 1.44 0.08 75.14 03:40:01 AM 2 36.63 0.00 1.77 1.35 0.10 60.14 03:40:01 AM 3 9.53 0.00 1.61 0.50 0.08 88.27 03:40:01 AM 4 23.39 0.00 1.37 0.58 0.07 74.59 03:40:01 AM 5 14.30 0.00 2.75 4.10 0.08 78.77 03:40:01 AM 6 26.80 0.00 0.74 0.17 0.08 72.21 03:40:01 AM 7 22.19 0.00 1.42 0.95 0.08 75.35 03:41:01 AM all 25.84 0.00 2.71 0.95 0.08 70.44 03:41:01 AM 0 26.54 0.00 1.88 0.70 0.08 70.79 03:41:01 AM 1 24.51 0.00 2.39 1.24 0.08 71.77 03:41:01 AM 2 19.17 0.00 2.90 0.93 0.07 76.94 03:41:01 AM 3 27.86 0.00 4.10 2.09 0.08 65.87 03:41:01 AM 4 26.39 0.00 2.50 1.46 0.07 69.58 03:41:01 AM 5 30.88 0.00 2.81 0.56 0.07 65.69 03:41:01 AM 6 23.07 0.00 2.18 0.37 0.07 74.32 03:41:01 AM 7 28.28 0.00 2.90 0.22 0.08 68.52 03:42:01 AM all 12.49 0.00 2.22 0.19 0.07 85.02 03:42:01 AM 0 10.31 0.00 1.97 0.10 0.07 87.55 03:42:01 AM 1 17.12 0.00 2.33 0.35 0.07 80.13 03:42:01 AM 2 7.16 0.00 2.31 0.44 0.08 90.01 03:42:01 AM 3 14.05 0.00 2.54 0.15 0.07 83.19 03:42:01 AM 4 17.90 0.00 2.33 0.10 0.07 79.61 03:42:01 AM 5 4.12 0.00 1.64 0.22 0.07 93.96 03:42:01 AM 6 22.90 0.00 2.81 0.10 0.08 74.11 03:42:01 AM 7 6.30 0.00 1.86 0.10 0.07 91.67 Average: all 20.22 0.00 2.19 0.81 0.08 76.70 Average: 0 20.40 0.00 1.90 0.65 0.08 76.97 Average: 1 21.06 0.00 2.16 1.01 0.08 75.69 Average: 2 21.00 0.00 2.33 0.91 0.08 75.69 Average: 3 17.12 0.00 2.75 0.91 0.08 79.14 Average: 4 22.56 0.00 2.07 0.71 0.07 74.60 Average: 5 16.41 0.00 2.40 1.63 0.07 79.49 Average: 6 24.26 0.00 1.91 0.21 0.08 73.54 Average: 7 18.91 0.00 2.06 0.43 0.08 78.52