---> uname -a: Linux prd-centos8-docker-4c-4g-4383.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 12G 69G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 1063 10589 19 4110 14350 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:fc:03:c4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.178/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86059sec preferred_lft 86059sec inet6 fe80::f816:3eff:fefc:3c4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fc:37:d4:21 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:fcff:fe37:d421/64 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) 01/10/2026 _x86_64_ (4 CPU) 03:29:21 LINUX RESTART (4 CPU) 03:30:01 AM tps rtps wtps bread/s bwrtn/s 03:31:01 AM 187.72 4.33 183.39 272.58 10200.58 03:32:02 AM 213.28 3.18 210.09 786.54 24779.91 03:33:01 AM 1128.04 86.77 1041.27 1625.06 39436.04 03:34:01 AM 86.77 48.68 38.09 5127.09 2055.00 03:35:01 AM 165.56 4.18 161.37 718.81 8801.62 Average: 353.77 29.24 324.53 1706.28 16982.59 03:30:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:31:01 AM 12857100 14755292 3284432 20.35 2688 2105280 1500612 8.73 159688 2729744 169136 03:32:02 AM 12039832 14479608 4101700 25.41 2688 2632992 1888428 10.99 326436 3322884 6192 03:33:01 AM 10360480 13802300 5781052 35.81 2688 3435708 1796644 10.45 418364 4470172 6772 03:34:01 AM 10664988 14466712 5476544 33.93 2688 3792020 1452368 8.45 475120 4111096 182252 03:35:01 AM 10858432 14708200 5283100 32.73 2688 3836460 1194756 6.95 707412 3691032 24656 Average: 11356166 14442422 4785366 29.65 2688 3160492 1566562 9.11 417404 3664986 77802 03:30:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:31:01 AM eth0 168.59 133.71 1793.19 30.50 0.00 0.00 0.00 0.00 03:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:32:02 AM lo 6.13 6.13 4.58 4.58 0.00 0.00 0.00 0.00 03:32:02 AM eth0 402.63 248.83 4688.67 32.17 0.00 0.00 0.00 0.00 03:32:02 AM docker0 3.38 3.18 4.09 0.45 0.00 0.00 0.00 0.00 03:32:02 AM vetha42120c 0.12 0.40 0.01 0.03 0.00 0.00 0.00 0.00 03:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:33:01 AM eth0 193.56 141.19 1873.43 20.49 0.00 0.00 0.00 0.00 03:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:34:01 AM eth0 157.51 123.51 2875.76 11.78 0.00 0.00 0.00 0.00 03:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:35:01 AM eth0 79.39 65.06 234.50 44.38 0.00 0.00 0.00 0.00 03:35:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.23 1.23 0.92 0.92 0.00 0.00 0.00 0.00 Average: eth0 200.37 142.47 2294.62 27.89 0.00 0.00 0.00 0.00 Average: docker0 0.68 0.64 0.82 0.09 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) 01/10/2026 _x86_64_ (4 CPU) 03:29:21 LINUX RESTART (4 CPU) 03:30:01 AM CPU %user %nice %system %iowait %steal %idle 03:31:01 AM all 25.09 0.00 2.20 1.29 0.10 71.31 03:31:01 AM 0 26.62 0.00 2.52 1.38 0.10 69.38 03:31:01 AM 1 36.60 0.00 3.46 1.70 0.13 58.11 03:31:01 AM 2 27.28 0.00 1.69 0.64 0.10 70.29 03:31:01 AM 3 9.86 0.00 1.14 1.44 0.08 87.48 03:32:02 AM all 43.49 0.09 3.37 1.97 0.13 50.94 03:32:02 AM 0 45.65 0.15 3.24 0.96 0.13 49.87 03:32:02 AM 1 42.52 0.07 3.75 2.92 0.13 50.61 03:32:02 AM 2 41.14 0.10 2.79 1.14 0.13 54.70 03:32:02 AM 3 44.67 0.05 3.69 2.88 0.13 48.58 03:33:01 AM all 27.13 0.00 10.28 8.97 0.13 53.49 03:33:01 AM 0 17.29 0.00 10.30 11.23 0.16 61.02 03:33:01 AM 1 28.39 0.00 10.65 7.50 0.14 53.33 03:33:01 AM 2 37.76 0.00 9.69 7.25 0.12 45.17 03:33:01 AM 3 25.12 0.00 10.47 9.88 0.12 54.41 03:34:01 AM all 44.25 0.00 1.87 0.77 0.13 52.98 03:34:01 AM 0 32.46 0.00 1.79 0.50 0.13 65.11 03:34:01 AM 1 36.56 0.00 1.84 1.04 0.12 60.45 03:34:01 AM 2 70.15 0.00 2.33 1.01 0.15 26.37 03:34:01 AM 3 37.87 0.00 1.51 0.52 0.13 59.97 03:35:01 AM all 36.10 0.00 2.18 0.77 0.09 60.85 03:35:01 AM 0 32.50 0.00 2.66 2.52 0.10 62.22 03:35:01 AM 1 48.35 0.00 2.24 0.20 0.10 49.11 03:35:01 AM 2 32.93 0.00 1.99 0.17 0.08 64.83 03:35:01 AM 3 30.63 0.00 1.84 0.18 0.08 67.26 Average: all 35.26 0.02 3.94 2.71 0.12 57.96 Average: 0 30.98 0.03 4.06 3.27 0.12 61.54 Average: 1 38.55 0.01 4.35 2.64 0.12 54.33 Average: 2 41.88 0.02 3.65 2.00 0.12 52.33 Average: 3 29.64 0.01 3.68 2.94 0.11 63.62