---> uname -a: Linux prd-centos8-docker-8c-8g-121.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 1044 27228 19 3618 30386 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:f0:1d:2b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.129/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86147sec preferred_lft 86147sec inet6 fe80::f816:3eff:fef0:1d2b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:09:99:e0:fa 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::42:9ff:fe99:e0fa/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) 01/13/2026 _x86_64_ (8 CPU) 17:12:58 LINUX RESTART (8 CPU) 05:14:01 PM tps rtps wtps bread/s bwrtn/s 05:15:01 PM 455.86 19.49 436.37 4304.97 15407.33 05:16:01 PM 301.75 2.68 299.07 493.84 41071.31 05:17:01 PM 71.28 1.07 70.21 80.77 13323.03 Average: 276.30 7.75 268.55 1626.52 23267.22 05:14:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:15:01 PM 28390556 30544500 4265156 13.06 2688 2463176 1999000 5.93 228768 3537120 197612 05:16:01 PM 26755620 29846148 5900092 18.07 2688 3387280 2696468 8.00 566716 4781728 16 05:17:01 PM 27948932 31183240 4706780 14.41 2688 3530308 1457764 4.33 816184 3346148 9964 Average: 27698369 30524629 4957343 15.18 2688 3126921 2051077 6.09 537223 3888332 69197 05:14:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 466.88 402.82 4600.11 67.10 0.00 0.00 0.00 0.00 05:15:01 PM docker0 0.00 0.00 0.00 0.00 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 535.84 414.93 8540.74 49.08 0.00 0.00 0.00 0.00 05:16:01 PM docker0 6.06 13.51 0.47 243.84 0.00 0.00 0.00 0.00 05:16:01 PM veth30fc565 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM veth118519e 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:17:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:17:01 PM eth0 235.35 258.36 222.06 2356.40 0.00 0.00 0.00 0.00 05:17:01 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 412.69 358.70 4454.30 824.19 0.00 0.00 0.00 0.00 Average: docker0 2.02 4.50 0.16 81.28 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) 01/13/2026 _x86_64_ (8 CPU) 17:12:58 LINUX RESTART (8 CPU) 05:14:01 PM CPU %user %nice %system %iowait %steal %idle 05:15:01 PM all 22.89 0.00 1.69 1.21 0.08 74.11 05:15:01 PM 0 13.14 0.00 2.09 2.78 0.10 81.89 05:15:01 PM 1 11.22 0.00 1.21 0.32 0.08 87.18 05:15:01 PM 2 25.58 0.00 1.47 1.30 0.08 71.56 05:15:01 PM 3 23.00 0.00 1.39 1.35 0.08 74.17 05:15:01 PM 4 37.53 0.00 2.04 0.65 0.07 59.72 05:15:01 PM 5 29.06 0.00 1.47 1.17 0.07 68.24 05:15:01 PM 6 21.55 0.00 1.19 0.23 0.08 76.94 05:15:01 PM 7 22.05 0.00 2.70 1.91 0.10 73.24 05:16:01 PM all 27.54 0.00 2.99 1.01 0.08 68.38 05:16:01 PM 0 25.19 0.00 2.13 0.84 0.07 71.77 05:16:01 PM 1 17.68 0.00 2.88 1.31 0.08 78.05 05:16:01 PM 2 37.86 0.00 3.37 2.10 0.08 56.59 05:16:01 PM 3 29.08 0.00 2.75 0.92 0.08 67.16 05:16:01 PM 4 31.76 0.00 3.29 0.45 0.07 64.43 05:16:01 PM 5 22.65 0.00 3.43 1.41 0.08 72.42 05:16:01 PM 6 32.82 0.00 3.44 0.62 0.08 63.03 05:16:01 PM 7 23.28 0.00 2.64 0.39 0.07 73.63 05:17:01 PM all 12.05 0.00 1.38 0.16 0.06 86.35 05:17:01 PM 0 17.40 0.00 1.64 0.07 0.08 80.81 05:17:01 PM 1 4.06 0.00 1.04 0.30 0.05 94.55 05:17:01 PM 2 26.53 0.00 2.16 0.10 0.07 71.15 05:17:01 PM 3 10.32 0.00 1.51 0.45 0.07 87.65 05:17:01 PM 4 8.93 0.00 0.80 0.02 0.03 90.22 05:17:01 PM 5 5.95 0.00 1.14 0.27 0.03 92.62 05:17:01 PM 6 12.35 0.00 1.54 0.03 0.07 86.01 05:17:01 PM 7 10.89 0.00 1.24 0.07 0.05 87.76 Average: all 20.82 0.00 2.02 0.79 0.07 76.30 Average: 0 18.57 0.00 1.95 1.23 0.08 78.17 Average: 1 10.97 0.00 1.70 0.64 0.07 86.61 Average: 2 29.97 0.00 2.33 1.17 0.08 66.45 Average: 3 20.79 0.00 1.88 0.91 0.08 76.34 Average: 4 26.07 0.00 2.04 0.37 0.06 71.46 Average: 5 19.21 0.00 2.01 0.95 0.06 77.77 Average: 6 22.23 0.00 2.06 0.30 0.08 75.34 Average: 7 18.73 0.00 2.19 0.79 0.07 78.22