---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5778 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: 5600.00 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 21G 135G 13% / 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 834 17542 4 13715 30789 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:1a:91:9e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.166/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85470sec preferred_lft 85470sec inet6 fe80::f816:3eff:fe1a:919e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:8f:c2:6c:9b:e4 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::c48f:c2ff:fe6c:9be4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-5778) 09/28/26 _x86_64_ (8 CPU) 05:35:43 LINUX RESTART (8 CPU) 05:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:50:15 135.61 2.98 126.88 5.75 396.44 25785.85 18168.61 Average: 135.61 2.98 126.88 5.75 396.44 25785.85 18168.61 05:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:50:15 13692048 27641644 4580632 13.94 251324 13563660 12634104 37.26 2897780 15320256 15848 Average: 13692048 27641644 4580632 13.94 251324 13563660 12634104 37.26 2897780 15320256 15848 05:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:50:15 lo 0.49 0.49 0.05 0.05 0.00 0.00 0.00 0.00 05:50:15 ens3 119.96 58.21 2408.81 9.34 0.00 0.00 0.00 0.00 05:50:15 docker0 3.64 4.71 0.35 68.49 0.00 0.00 0.00 0.00 05:50:15 br-d4f5c38f14cb 9.00 18.13 0.50 190.59 0.00 0.00 0.00 0.00 05:50:15 veth4f85c1d 10.37 10.42 25.95 23.84 0.00 0.00 0.00 0.00 05:50:15 veth59215ef 57.39 40.00 14.30 7.56 0.00 0.00 0.00 0.00 05:50:15 vethcb162c8 27.98 29.24 25.09 6.03 0.00 0.00 0.00 0.00 05:50:15 vethd65225f 12.37 12.70 1.32 83.87 0.00 0.00 0.00 0.01 05:50:15 veth73dc959 8.70 11.78 9.32 2.65 0.00 0.00 0.00 0.00 05:50:15 vetha356dbc 9.69 12.92 10.53 3.04 0.00 0.00 0.00 0.00 05:50:15 vethb0302a6 11.10 14.43 12.68 3.25 0.00 0.00 0.00 0.00 05:50:15 veth40deace 9.66 12.87 10.45 3.04 0.00 0.00 0.00 0.00 05:50:15 vethfc461bc 8.75 18.17 0.60 190.54 0.00 0.00 0.00 0.02 05:50:15 veth9dd9969 7.96 10.91 9.38 1.61 0.00 0.00 0.00 0.00 05:50:15 veth5d94bf9 20.81 21.93 33.63 10.77 0.00 0.00 0.00 0.00 05:50:15 veth4dd7c1e 26.68 27.54 37.61 17.93 0.00 0.00 0.00 0.00 05:50:15 veth0a222bd 5.17 4.71 0.87 27.67 0.00 0.00 0.00 0.00 Average: lo 0.49 0.49 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 119.96 58.21 2408.81 9.34 0.00 0.00 0.00 0.00 Average: docker0 3.64 4.71 0.35 68.49 0.00 0.00 0.00 0.00 Average: br-d4f5c38f14cb 9.00 18.13 0.50 190.59 0.00 0.00 0.00 0.00 Average: veth4f85c1d 10.37 10.42 25.95 23.84 0.00 0.00 0.00 0.00 Average: veth59215ef 57.39 40.00 14.30 7.56 0.00 0.00 0.00 0.00 Average: vethcb162c8 27.98 29.24 25.09 6.03 0.00 0.00 0.00 0.00 Average: vethd65225f 12.37 12.70 1.32 83.87 0.00 0.00 0.00 0.01 Average: veth73dc959 8.70 11.78 9.32 2.65 0.00 0.00 0.00 0.00 Average: vetha356dbc 9.69 12.92 10.53 3.04 0.00 0.00 0.00 0.00 Average: vethb0302a6 11.10 14.43 12.68 3.25 0.00 0.00 0.00 0.00 Average: veth40deace 9.66 12.87 10.45 3.04 0.00 0.00 0.00 0.00 Average: vethfc461bc 8.75 18.17 0.60 190.54 0.00 0.00 0.00 0.02 Average: veth9dd9969 7.96 10.91 9.38 1.61 0.00 0.00 0.00 0.00 Average: veth5d94bf9 20.81 21.93 33.63 10.77 0.00 0.00 0.00 0.00 Average: veth4dd7c1e 26.68 27.54 37.61 17.93 0.00 0.00 0.00 0.00 Average: veth0a222bd 5.17 4.71 0.87 27.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-5778) 09/28/26 _x86_64_ (8 CPU) 05:35:43 LINUX RESTART (8 CPU) 05:40:00 CPU %user %nice %system %iowait %steal %idle 05:50:15 all 16.80 0.00 2.78 0.57 0.01 79.83 05:50:15 0 15.35 0.00 3.09 0.32 0.01 81.23 05:50:15 1 16.49 0.00 3.04 1.30 0.01 79.15 05:50:15 2 17.28 0.00 2.77 0.50 0.01 79.43 05:50:15 3 18.00 0.00 2.65 0.34 0.01 78.99 05:50:15 4 17.40 0.00 2.75 0.56 0.01 79.28 05:50:15 5 16.45 0.00 2.60 0.37 0.01 80.57 05:50:15 6 16.74 0.00 2.67 0.73 0.01 79.85 05:50:15 7 16.70 0.00 2.70 0.46 0.01 80.13 Average: all 16.80 0.00 2.78 0.57 0.01 79.83 Average: 0 15.35 0.00 3.09 0.32 0.01 81.23 Average: 1 16.49 0.00 3.04 1.30 0.01 79.15 Average: 2 17.28 0.00 2.77 0.50 0.01 79.43 Average: 3 18.00 0.00 2.65 0.34 0.01 78.99 Average: 4 17.40 0.00 2.75 0.56 0.01 79.28 Average: 5 16.45 0.00 2.60 0.37 0.01 80.57 Average: 6 16.74 0.00 2.67 0.73 0.01 79.85 Average: 7 16.70 0.00 2.70 0.46 0.01 80.13