---> uname -a: Linux prd-centos8-docker-8c-8g-5178.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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: 31888 1056 27074 19 3757 30369 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:85:3b:a7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.138/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fe85:3ba7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:88:60:18:17 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::42:88ff:fe60:1817/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/04/2026 _x86_64_ (8 CPU) 17:11:22 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 182.61 14.41 168.19 3117.23 10636.39 05:14:01 PM 459.91 5.25 454.67 1213.33 18376.92 05:15:01 PM 270.39 2.75 267.64 413.06 43260.21 05:16:01 PM 59.91 2.73 57.18 129.29 6614.28 Average: 243.21 6.29 236.92 1218.23 19721.95 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28811940 30848060 3841432 11.76 2688 2351000 1808720 5.37 165132 3206020 270412 05:14:01 PM 28247088 30570692 4406284 13.49 2688 2629988 1936348 5.75 239540 3656212 90096 05:15:01 PM 26542180 29838808 6111192 18.72 2688 3591244 2528632 7.50 636544 4915420 74956 05:16:01 PM 27715160 31090128 4938212 15.12 2688 3668624 1566252 4.65 831708 3553032 8348 Average: 27829092 30586922 4824280 14.77 2688 3060214 1959988 5.82 468231 3832671 110953 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 213.06 168.58 2664.32 45.55 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 348.98 316.09 3750.55 46.16 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 476.07 368.29 8261.80 65.94 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.45 14.48 0.49 260.85 0.00 0.00 0.00 0.00 05:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM eth0 222.94 241.95 67.38 2349.93 0.00 0.00 0.00 0.00 05:16:01 PM docker0 0.00 0.00 0.00 0.00 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 315.27 273.73 3686.01 626.90 0.00 0.00 0.00 0.00 Average: docker0 1.61 3.62 0.12 65.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/04/2026 _x86_64_ (8 CPU) 17:11:22 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 11.33 0.00 1.10 0.48 0.05 87.04 05:13:01 PM 0 9.67 0.00 1.34 0.73 0.08 88.17 05:13:01 PM 1 24.28 0.00 2.66 0.90 0.05 72.11 05:13:01 PM 2 10.44 0.00 0.63 0.18 0.07 88.68 05:13:01 PM 3 9.31 0.00 1.05 0.80 0.07 88.77 05:13:01 PM 4 6.94 0.00 0.73 0.20 0.03 92.09 05:13:01 PM 5 8.94 0.00 0.45 0.48 0.05 90.07 05:13:01 PM 6 8.24 0.00 0.93 0.22 0.03 90.57 05:13:01 PM 7 12.83 0.00 1.00 0.28 0.05 85.83 05:14:01 PM all 17.06 0.00 1.16 1.13 0.05 80.60 05:14:01 PM 0 21.73 0.00 0.70 0.23 0.05 77.28 05:14:01 PM 1 13.93 0.00 2.39 2.91 0.08 80.69 05:14:01 PM 2 24.31 0.00 2.26 2.76 0.07 70.60 05:14:01 PM 3 16.46 0.00 0.62 0.17 0.05 82.70 05:14:01 PM 4 6.94 0.00 0.65 0.65 0.05 91.70 05:14:01 PM 5 13.93 0.00 0.94 0.94 0.03 84.17 05:14:01 PM 6 22.52 0.00 0.55 0.17 0.05 76.71 05:14:01 PM 7 16.66 0.00 1.19 1.19 0.05 80.92 05:15:01 PM all 25.25 0.00 2.70 0.95 0.08 71.01 05:15:01 PM 0 32.76 0.00 3.58 1.19 0.08 62.39 05:15:01 PM 1 31.15 0.00 4.39 1.50 0.08 62.88 05:15:01 PM 2 36.99 0.00 1.76 0.29 0.08 60.88 05:15:01 PM 3 22.29 0.00 1.95 0.49 0.08 75.19 05:15:01 PM 4 25.89 0.00 2.76 0.76 0.08 70.51 05:15:01 PM 5 19.42 0.00 2.32 0.62 0.08 77.55 05:15:01 PM 6 16.29 0.00 2.25 0.60 0.07 80.79 05:15:01 PM 7 17.22 0.00 2.59 2.17 0.08 77.94 05:16:01 PM all 11.46 0.00 1.11 0.11 0.06 87.26 05:16:01 PM 0 13.35 0.00 1.35 0.07 0.07 85.17 05:16:01 PM 1 15.76 0.00 1.69 0.05 0.05 82.45 05:16:01 PM 2 13.87 0.00 0.97 0.22 0.07 84.88 05:16:01 PM 3 3.74 0.00 0.70 0.00 0.05 95.51 05:16:01 PM 4 7.45 0.00 0.69 0.12 0.05 91.69 05:16:01 PM 5 9.25 0.00 0.89 0.02 0.05 89.80 05:16:01 PM 6 3.71 0.00 0.84 0.27 0.07 95.12 05:16:01 PM 7 24.57 0.00 1.77 0.12 0.05 73.50 Average: all 16.26 0.00 1.52 0.66 0.06 81.49 Average: 0 19.36 0.00 1.74 0.56 0.07 78.28 Average: 1 21.27 0.00 2.78 1.34 0.07 74.55 Average: 2 21.38 0.00 1.41 0.86 0.07 76.28 Average: 3 12.94 0.00 1.08 0.36 0.06 85.55 Average: 4 11.79 0.00 1.20 0.43 0.05 86.52 Average: 5 12.87 0.00 1.15 0.51 0.05 85.41 Average: 6 12.69 0.00 1.14 0.31 0.05 85.81 Average: 7 17.82 0.00 1.64 0.94 0.06 79.55