---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1559 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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 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 848 12766 4 18477 30775 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:31:41:92 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.169/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84434sec preferred_lft 84434sec inet6 fe80::f816:3eff:fe31:4192/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:70:23:59:78:bb 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::d470:23ff:fe59:78bb/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1559) 10/14/26 _x86_64_ (8 CPU) 08:04:25 LINUX RESTART (8 CPU) 08:10:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:00 295.59 0.73 281.60 13.26 33.03 52552.60 133780.82 08:30:04 10.61 0.54 9.75 0.32 15.45 381.99 1091.23 Average: 152.18 0.63 144.80 6.75 24.18 26298.62 67007.00 08:10:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:00 365544 20398260 11753360 35.77 588916 18550204 18188308 53.64 4858704 23966916 412 08:30:04 253588 19317684 12832748 39.05 570536 17609872 19246220 56.75 4815028 24102040 1396 Average: 309566 19857972 12293054 37.41 579726 18080038 18717264 55.20 4836866 24034478 904 08:10:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:00 lo 2.20 2.20 0.65 0.65 0.00 0.00 0.00 0.00 08:20:00 ens3 327.12 185.97 3286.55 69.21 0.00 0.00 0.00 0.00 08:20:00 docker0 27.50 52.05 2.02 767.19 0.00 0.00 0.00 0.00 08:20:00 br-874005b975c1 0.29 0.25 0.01 0.02 0.00 0.00 0.00 0.00 08:20:00 veth32e168e 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 08:20:00 vethcdb4f19 6.82 6.86 4.78 1.35 0.00 0.00 0.00 0.00 08:20:00 vethdb549a4 0.30 0.34 0.03 0.12 0.00 0.00 0.00 0.00 08:20:00 veth1c9a1e4 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 08:20:00 vethe212ae4 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 08:20:00 vetheb299aa 1.50 1.35 0.28 1.01 0.00 0.00 0.00 0.00 08:20:00 veth71a7a8d 0.04 0.07 0.01 0.01 0.00 0.00 0.00 0.00 08:20:00 veth6085392 0.89 0.77 0.12 0.89 0.00 0.00 0.00 0.00 08:30:04 lo 5.59 5.59 25.70 25.70 0.00 0.00 0.00 0.00 08:30:04 ens3 12.03 9.06 5.57 6.59 0.00 0.00 0.00 0.00 08:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:04 br-874005b975c1 3.08 2.89 25.04 0.72 0.00 0.00 0.00 0.00 08:30:04 veth32e168e 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:04 vethcdb4f19 203.51 212.09 151.03 116.81 0.00 0.00 0.00 0.01 08:30:04 vethdb549a4 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 08:30:04 veth1c9a1e4 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:04 vethe212ae4 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 08:30:04 vetheb299aa 120.02 110.91 98.33 65.62 0.00 0.00 0.00 0.01 08:30:04 veth6085392 99.36 99.17 59.03 89.20 0.00 0.00 0.00 0.01 Average: lo 3.90 3.90 13.26 13.26 0.00 0.00 0.00 0.00 Average: ens3 168.55 96.94 1635.45 37.70 0.00 0.00 0.00 0.00 Average: docker0 13.66 25.86 1.00 381.12 0.00 0.00 0.00 0.00 Average: br-874005b975c1 1.69 1.58 12.61 0.37 0.00 0.00 0.00 0.00 Average: veth32e168e 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethcdb4f19 105.80 110.14 78.38 59.45 0.00 0.00 0.00 0.01 Average: vethdb549a4 0.35 0.27 0.05 0.23 0.00 0.00 0.00 0.00 Average: veth1c9a1e4 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethe212ae4 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: vetheb299aa 61.14 56.48 49.62 33.52 0.00 0.00 0.00 0.00 Average: veth6085392 50.44 50.28 29.76 45.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1559) 10/14/26 _x86_64_ (8 CPU) 08:04:25 LINUX RESTART (8 CPU) 08:10:04 CPU %user %nice %system %iowait %steal %idle 08:20:00 all 26.80 0.02 3.97 1.14 0.02 68.05 08:20:00 0 27.30 0.02 4.06 1.28 0.02 67.32 08:20:00 1 28.39 0.02 4.01 1.24 0.02 66.32 08:20:00 2 25.99 0.02 3.85 1.01 0.01 69.12 08:20:00 3 25.44 0.02 3.82 1.30 0.01 69.40 08:20:00 4 25.89 0.03 4.11 1.41 0.02 68.54 08:20:00 5 25.91 0.02 4.07 0.95 0.02 69.03 08:20:00 6 29.25 0.01 4.07 0.94 0.02 65.71 08:20:00 7 26.24 0.04 3.75 0.98 0.02 68.97 08:30:04 all 7.22 0.00 1.35 0.09 0.03 91.31 08:30:04 0 6.77 0.00 1.97 0.08 0.03 91.15 08:30:04 1 6.51 0.00 1.57 0.08 0.03 91.82 08:30:04 2 6.93 0.00 1.27 0.09 0.03 91.68 08:30:04 3 7.16 0.00 1.33 0.11 0.02 91.38 08:30:04 4 8.89 0.00 1.30 0.02 0.03 89.77 08:30:04 5 7.04 0.00 1.13 0.07 0.02 91.74 08:30:04 6 6.48 0.00 1.14 0.21 0.03 92.15 08:30:04 7 7.98 0.00 1.12 0.10 0.03 90.78 Average: all 16.96 0.01 2.66 0.61 0.02 79.74 Average: 0 16.96 0.01 3.01 0.68 0.02 79.32 Average: 1 17.39 0.01 2.78 0.66 0.02 79.14 Average: 2 16.41 0.01 2.55 0.55 0.02 80.46 Average: 3 16.27 0.01 2.57 0.70 0.02 80.43 Average: 4 17.36 0.02 2.70 0.71 0.02 79.19 Average: 5 16.43 0.01 2.59 0.51 0.02 80.44 Average: 6 17.81 0.00 2.60 0.57 0.02 78.99 Average: 7 17.07 0.02 2.43 0.54 0.02 79.92