---> uname -a: Linux prd-centos8-docker-4c-4g-6964.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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 10G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 768 12231 19 2762 14659 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:bc:55:ad brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.233/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86023sec preferred_lft 86023sec inet6 fe80::f816:3eff:febc:55ad/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:1f:5c:05:9b 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) 02/11/2026 _x86_64_ (4 CPU) 13:22:42 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 283.39 36.19 247.20 8735.62 9081.01 01:25:01 PM 263.47 5.82 257.66 1041.29 17470.94 01:26:01 PM 32.74 0.52 32.23 16.53 2007.22 01:27:01 PM 45.88 1.43 44.44 91.18 9461.12 01:28:01 PM 9.35 0.00 9.35 0.00 388.05 01:29:01 PM 3.82 0.00 3.82 0.00 73.48 Average: 106.44 7.33 99.12 1647.59 6413.53 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 13090988 15023440 3050544 18.90 2688 2142880 1424056 8.28 150896 2529232 231424 01:25:01 PM 11700124 13935908 4441408 27.52 2688 2438624 2181104 12.69 242540 3780796 48380 01:26:01 PM 12118300 14430144 4023232 24.92 2688 2513956 1651220 9.61 283864 3323224 74224 01:27:01 PM 12594144 15080520 3547388 21.98 2688 2686716 1090608 6.34 520108 2610764 8404 01:28:01 PM 12594296 15080544 3547236 21.98 2688 2686720 1090608 6.34 520104 2610624 4 01:29:01 PM 12553132 15039260 3588400 22.23 2688 2686640 1078312 6.27 545000 2627396 7488 Average: 12441831 14764969 3699701 22.92 2688 2525923 1419318 8.26 377085 2913673 61654 01:23:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:24:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:01 PM eth0 365.99 210.41 2007.30 76.89 0.00 0.00 0.00 0.00 01:24:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM lo 3.98 3.98 0.42 0.42 0.00 0.00 0.00 0.00 01:25:01 PM eth0 346.13 261.94 4141.81 47.20 0.00 0.00 0.00 0.00 01:25:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 PM lo 25.06 25.06 5.68 5.68 0.00 0.00 0.00 0.00 01:26:01 PM eth0 58.39 45.39 238.62 24.83 0.00 0.00 0.00 0.00 01:26:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:27:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:27:01 PM eth0 39.63 48.78 49.47 919.12 0.00 0.00 0.00 0.00 01:27:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:28:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:28:01 PM eth0 1.20 0.78 2.88 0.05 0.00 0.00 0.00 0.00 01:28:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:29:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:29:01 PM eth0 4.57 3.63 2.82 2.07 0.00 0.00 0.00 0.00 01:29:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.84 4.84 1.02 1.02 0.00 0.00 0.00 0.00 Average: eth0 135.99 95.16 1073.81 178.35 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) 02/11/2026 _x86_64_ (4 CPU) 13:22:42 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 25.70 0.00 2.90 1.15 0.08 70.17 01:24:01 PM 0 24.75 0.00 2.58 0.54 0.07 72.07 01:24:01 PM 1 25.12 0.00 2.98 2.02 0.08 69.80 01:24:01 PM 2 17.36 0.00 1.59 0.70 0.08 80.26 01:24:01 PM 3 35.57 0.00 4.45 1.34 0.07 58.58 01:25:01 PM all 52.79 0.00 2.55 1.53 0.10 43.03 01:25:01 PM 0 58.29 0.00 2.00 1.09 0.10 38.52 01:25:01 PM 1 48.54 0.00 3.73 2.23 0.10 45.40 01:25:01 PM 2 44.78 0.00 2.68 1.64 0.10 50.79 01:25:01 PM 3 59.51 0.00 1.79 1.15 0.10 37.45 01:26:01 PM all 16.99 0.00 0.88 0.15 0.07 81.91 01:26:01 PM 0 18.11 0.00 1.07 0.23 0.07 80.52 01:26:01 PM 1 15.00 0.00 0.82 0.05 0.07 84.07 01:26:01 PM 2 15.11 0.00 1.00 0.20 0.08 83.61 01:26:01 PM 3 19.74 0.00 0.63 0.10 0.07 79.46 01:27:01 PM all 15.08 0.00 1.42 0.20 0.06 83.24 01:27:01 PM 0 2.45 0.00 1.00 0.03 0.07 96.45 01:27:01 PM 1 8.48 0.00 1.22 0.40 0.03 89.87 01:27:01 PM 2 6.40 0.00 1.07 0.15 0.07 92.31 01:27:01 PM 3 42.99 0.00 2.39 0.22 0.07 54.35 01:28:01 PM all 0.16 0.00 0.03 0.03 0.03 99.75 01:28:01 PM 0 0.08 0.00 0.03 0.00 0.03 99.85 01:28:01 PM 1 0.43 0.00 0.05 0.08 0.03 99.40 01:28:01 PM 2 0.10 0.00 0.03 0.03 0.03 99.80 01:28:01 PM 3 0.02 0.00 0.02 0.00 0.00 99.97 01:29:01 PM all 4.15 0.00 0.34 0.01 0.03 95.46 01:29:01 PM 0 4.66 0.00 0.32 0.02 0.05 94.96 01:29:01 PM 1 2.02 0.00 0.35 0.00 0.03 97.60 01:29:01 PM 2 1.77 0.00 0.17 0.00 0.03 98.03 01:29:01 PM 3 8.17 0.00 0.52 0.03 0.02 91.27 Average: all 19.12 0.00 1.35 0.51 0.06 78.95 Average: 0 18.05 0.00 1.17 0.32 0.06 80.40 Average: 1 16.57 0.00 1.52 0.80 0.06 81.06 Average: 2 14.23 0.00 1.09 0.45 0.07 84.16 Average: 3 27.64 0.00 1.63 0.47 0.05 70.20