---> uname -a: Linux prd-centos8-docker-4c-4g-442.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: 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): 0-3 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 11G 70G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 1409 11222 19 3131 14006 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:c9:0d:d1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.91/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85949sec preferred_lft 85949sec inet6 fe80::f816:3eff:fec9:dd1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:02:c2:cd:41 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::42:2ff:fec2:cd41/64 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) 09/27/2025 _x86_64_ (4 CPU) 00:32:29 LINUX RESTART (4 CPU) 12:33:01 AM tps rtps wtps bread/s bwrtn/s 12:34:01 AM 155.80 20.04 135.75 3863.11 9486.39 12:35:01 AM 207.80 7.28 200.52 1029.03 11928.75 12:36:01 AM 28.98 0.05 28.93 1.07 7452.79 12:37:01 AM 2.88 0.00 2.88 0.00 208.33 12:38:01 AM 76.86 3.33 73.53 547.68 18425.09 12:39:01 AM 28.52 2.68 25.84 92.22 1211.68 12:40:01 AM 32.04 0.82 31.22 82.51 2240.74 Average: 76.12 4.89 71.24 802.25 7279.02 12:33:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:34:01 AM 12898548 14914468 3242984 20.09 2688 2224500 1257956 7.32 160028 2698552 196348 12:35:01 AM 11155508 13521164 4986024 30.89 2688 2566488 2651340 15.42 250152 4311752 213848 12:36:01 AM 10124772 12496404 6016760 37.28 2688 2572220 3345180 19.46 266336 5323720 3348 12:37:01 AM 9459804 11837912 6681728 41.39 2688 2578408 4227036 24.59 266616 5986000 4860 12:38:01 AM 8585392 11387328 7556140 46.81 2688 2991892 4775580 27.78 407708 6670888 100 12:39:01 AM 11582696 14433472 4558836 28.24 2688 3040148 1610696 9.37 471300 3626644 23888 12:40:01 AM 11489608 14341228 4651924 28.82 2688 3040020 1710456 9.95 659440 3529476 9964 Average: 10756618 13275997 5384914 33.36 2688 2716239 2796892 16.27 354511 4592433 64622 12:33:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:34:01 AM eth0 143.35 99.32 2360.72 27.31 0.00 0.00 0.00 0.00 12:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM eth0 405.47 297.58 4720.38 40.71 0.00 0.00 0.00 0.00 12:35:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM eth0 90.03 60.49 37.47 53.12 0.00 0.00 0.00 0.00 12:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM eth0 232.33 156.59 67.62 68.41 0.00 0.00 0.00 0.00 12:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 AM lo 17.76 17.76 27.43 27.43 0.00 0.00 0.00 0.00 12:38:01 AM eth0 242.40 120.03 2829.89 10.96 0.00 0.00 0.00 0.00 12:38:01 AM docker0 0.15 0.25 0.01 0.02 0.00 0.00 0.00 0.00 12:38:01 AM veth0b780ba 0.15 0.40 0.01 0.03 0.00 0.00 0.00 0.00 12:38:01 AM br-117dc2e1e5b8 5.96 5.66 25.62 0.94 0.00 0.00 0.00 0.00 12:39:01 AM lo 1.20 1.20 0.08 0.08 0.00 0.00 0.00 0.00 12:39:01 AM eth0 435.48 181.23 709.91 130.36 0.00 0.00 0.00 0.00 12:39:01 AM docker0 0.07 0.08 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 AM eth0 64.95 39.84 27.02 160.37 0.00 0.00 0.00 0.00 12:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.71 2.71 3.93 3.93 0.00 0.00 0.00 0.00 Average: eth0 230.58 136.44 1536.12 70.18 0.00 0.00 0.00 0.00 Average: docker0 0.03 0.05 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) 09/27/2025 _x86_64_ (4 CPU) 00:32:29 LINUX RESTART (4 CPU) 12:33:01 AM CPU %user %nice %system %iowait %steal %idle 12:34:01 AM all 23.24 0.00 2.06 1.46 0.08 73.17 12:34:01 AM 0 19.54 0.00 1.74 1.44 0.08 77.21 12:34:01 AM 1 29.96 0.00 2.34 1.00 0.08 66.62 12:34:01 AM 2 22.19 0.00 2.31 1.96 0.08 73.46 12:34:01 AM 3 21.24 0.00 1.84 1.44 0.07 75.41 12:35:01 AM all 55.02 0.00 2.10 1.20 0.10 41.57 12:35:01 AM 0 49.12 0.00 1.92 0.59 0.10 48.27 12:35:01 AM 1 59.50 0.00 1.92 0.72 0.10 37.76 12:35:01 AM 2 55.73 0.00 1.82 0.57 0.10 41.78 12:35:01 AM 3 55.74 0.00 2.74 2.93 0.10 38.49 12:36:01 AM all 42.56 0.00 1.27 0.33 0.09 55.75 12:36:01 AM 0 46.16 0.00 1.50 0.08 0.10 52.15 12:36:01 AM 1 46.45 0.00 0.89 0.90 0.08 51.68 12:36:01 AM 2 41.34 0.00 1.47 0.10 0.12 56.98 12:36:01 AM 3 36.28 0.00 1.24 0.22 0.07 62.20 12:37:01 AM all 20.49 0.00 1.21 0.04 0.08 78.18 12:37:01 AM 0 14.45 0.00 0.99 0.08 0.07 84.41 12:37:01 AM 1 14.52 0.00 1.08 0.00 0.08 84.31 12:37:01 AM 2 39.27 0.00 1.70 0.07 0.08 58.88 12:37:01 AM 3 13.72 0.00 1.07 0.00 0.07 85.14 12:38:01 AM all 33.14 0.00 3.39 1.51 0.12 61.84 12:38:01 AM 0 27.16 0.00 2.86 1.31 0.12 68.56 12:38:01 AM 1 43.34 0.00 4.64 1.02 0.10 50.89 12:38:01 AM 2 29.55 0.00 3.25 1.88 0.12 65.20 12:38:01 AM 3 32.50 0.00 2.81 1.83 0.13 62.72 12:39:01 AM all 37.29 0.00 1.35 0.20 0.09 61.07 12:39:01 AM 0 25.18 0.00 1.27 0.15 0.08 73.32 12:39:01 AM 1 40.14 0.00 1.50 0.37 0.08 57.90 12:39:01 AM 2 42.14 0.00 1.46 0.18 0.10 56.12 12:39:01 AM 3 41.69 0.00 1.19 0.10 0.08 56.94 12:40:01 AM all 17.36 0.00 1.30 0.20 0.06 81.07 12:40:01 AM 0 6.94 0.00 1.18 0.43 0.05 91.40 12:40:01 AM 1 23.27 0.00 1.65 0.12 0.07 74.90 12:40:01 AM 2 35.49 0.00 1.82 0.17 0.07 62.46 12:40:01 AM 3 3.75 0.00 0.55 0.10 0.07 95.54 Average: all 32.72 0.00 1.81 0.70 0.09 64.67 Average: 0 26.92 0.00 1.64 0.58 0.09 70.77 Average: 1 36.73 0.00 2.00 0.59 0.09 60.59 Average: 2 37.97 0.00 1.97 0.70 0.10 59.26 Average: 3 29.27 0.00 1.63 0.94 0.08 68.07