---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3606 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 Stepping: 0 BogoMIPS: 5599.99 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 clzero xsaveerptr wbnoinvd arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 26G 130G 17% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 998 11975 4 19118 30624 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: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:b1:f1:f4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.111/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84467sec preferred_lft 84467sec inet6 fe80::f816:3eff:feb1:f1f4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:89:99:f4:40:45 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::4c89:99ff:fef4:4045/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-3606) 09/21/26 _x86_64_ (8 CPU) 05:27:12 LINUX RESTART (8 CPU) 05:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:08 542.76 1.01 526.32 15.43 62.75 63018.69 74090.54 05:50:01 12.28 0.36 11.63 0.28 7.98 356.32 1971.02 Average: 281.08 0.69 272.43 7.96 35.73 32107.79 38514.50 05:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:08 1109720 21319268 10831624 32.96 581084 18741180 17418840 51.37 4768428 23329084 1108 05:50:01 295900 20109160 12036120 36.63 569484 18360388 18543380 54.68 4806044 24075732 992 Average: 702810 20714214 11433872 34.79 575284 18550784 17981110 53.02 4787236 23702408 1050 05:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:08 lo 0.71 0.71 0.06 0.06 0.00 0.00 0.00 0.00 05:40:08 ens3 491.22 301.90 4113.83 106.96 0.00 0.00 0.00 0.00 05:40:08 docker0 25.57 47.47 1.47 748.00 0.00 0.00 0.00 0.00 05:40:08 br-0e871d8b299b 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 05:40:08 veth5418913 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 05:40:08 veth943c803 0.07 0.16 0.01 0.01 0.00 0.00 0.00 0.00 05:40:08 veth4407a81 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 05:40:08 veth84987de 6.18 5.86 4.26 1.23 0.00 0.00 0.00 0.00 05:40:08 veth032c474 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 05:40:08 veth78d7fb2 0.62 0.65 0.08 0.87 0.00 0.00 0.00 0.00 05:40:08 veth98dd8fc 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 05:40:08 veth5c30d6a 0.28 0.32 0.04 0.47 0.00 0.00 0.00 0.00 05:50:01 lo 3.33 3.33 9.63 9.63 0.00 0.00 0.00 0.00 05:50:01 ens3 6.70 5.16 2.65 2.58 0.00 0.00 0.00 0.00 05:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 br-0e871d8b299b 1.75 1.66 9.13 0.52 0.00 0.00 0.00 0.00 05:50:01 veth5418913 0.22 0.20 0.02 0.08 0.00 0.00 0.00 0.00 05:50:01 veth943c803 0.54 0.35 0.08 0.38 0.00 0.00 0.00 0.00 05:50:01 veth4407a81 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 veth84987de 176.28 189.21 122.08 90.40 0.00 0.00 0.00 0.01 05:50:01 veth032c474 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 veth78d7fb2 104.25 97.51 72.80 50.75 0.00 0.00 0.00 0.01 05:50:01 veth5c30d6a 91.04 84.23 42.11 74.55 0.00 0.00 0.00 0.01 Average: lo 2.00 2.00 4.78 4.78 0.00 0.00 0.00 0.00 Average: ens3 252.21 155.52 2085.81 55.47 0.00 0.00 0.00 0.00 Average: docker0 12.96 24.05 0.75 379.02 0.00 0.00 0.00 0.00 Average: br-0e871d8b299b 1.01 0.95 4.51 0.27 0.00 0.00 0.00 0.00 Average: veth5418913 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth943c803 0.30 0.25 0.04 0.19 0.00 0.00 0.00 0.00 Average: veth4407a81 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth84987de 90.09 96.31 62.38 45.22 0.00 0.00 0.00 0.01 Average: veth032c474 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth78d7fb2 51.74 48.43 35.95 25.47 0.00 0.00 0.00 0.00 Average: veth5c30d6a 45.05 41.71 20.79 37.02 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-3606) 09/21/26 _x86_64_ (8 CPU) 05:27:12 LINUX RESTART (8 CPU) 05:30:00 CPU %user %nice %system %iowait %steal %idle 05:40:08 all 37.36 0.03 5.79 1.27 0.02 55.53 05:40:08 0 34.13 0.03 6.43 1.42 0.02 57.97 05:40:08 1 38.84 0.02 6.40 1.20 0.02 53.51 05:40:08 2 36.64 0.03 5.66 1.06 0.02 56.58 05:40:08 3 38.59 0.02 5.43 0.86 0.03 55.07 05:40:08 4 37.10 0.02 5.81 1.78 0.02 55.27 05:40:08 5 38.12 0.03 5.64 1.11 0.02 55.08 05:40:08 6 37.47 0.01 5.13 1.35 0.02 56.02 05:40:08 7 37.97 0.03 5.83 1.40 0.02 54.74 05:50:01 all 7.54 0.00 1.26 0.04 0.01 91.15 05:50:01 0 6.93 0.00 1.69 0.13 0.01 91.25 05:50:01 1 8.45 0.00 1.41 0.03 0.01 90.11 05:50:01 2 7.78 0.00 1.29 0.04 0.01 90.88 05:50:01 3 6.63 0.00 1.13 0.04 0.01 92.19 05:50:01 4 8.13 0.00 1.24 0.04 0.01 90.58 05:50:01 5 7.30 0.00 1.23 0.03 0.01 91.44 05:50:01 6 7.91 0.00 1.02 0.02 0.01 91.04 05:50:01 7 7.19 0.00 1.10 0.03 0.01 91.68 Average: all 22.64 0.01 3.56 0.67 0.02 73.11 Average: 0 20.69 0.02 4.09 0.78 0.01 74.42 Average: 1 23.84 0.01 3.94 0.62 0.02 71.57 Average: 2 22.40 0.02 3.51 0.56 0.02 73.51 Average: 3 22.83 0.01 3.31 0.45 0.02 73.38 Average: 4 22.81 0.01 3.56 0.92 0.02 72.69 Average: 5 22.92 0.01 3.46 0.58 0.02 73.01 Average: 6 22.89 0.01 3.10 0.69 0.01 73.30 Average: 7 22.76 0.02 3.50 0.72 0.01 72.99