---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2578 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 830 12866 4 18395 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:a4:2d:ad brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.16/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84441sec preferred_lft 84441sec inet6 fe80::f816:3eff:fea4:2dad/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:2f:50:48:f7:05 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::ec2f:50ff:fe48:f705/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-2578) 09/17/26 _x86_64_ (8 CPU) 14:36:14 LINUX RESTART (8 CPU) 14:40:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:09 525.44 0.78 486.74 37.92 34.52 61104.53 583950.06 15:00:20 10.47 0.96 9.26 0.25 23.62 343.87 2216.18 Average: 264.90 0.87 245.16 18.86 29.00 30363.02 289625.06 14:40:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:09 565128 20967220 11183840 34.03 584852 18913808 18255648 53.83 4822856 23809548 324 15:00:20 239336 19282100 12868244 39.16 568984 17588624 19310148 56.94 4742380 24173420 1584 Average: 402232 20124660 12026042 36.60 576918 18251216 18782898 55.39 4782618 23991484 954 14:40:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:09 lo 0.62 0.62 0.05 0.05 0.00 0.00 0.00 0.00 14:50:09 ens3 411.27 255.05 3746.59 88.49 0.00 0.00 0.00 0.00 14:50:09 docker0 29.38 55.02 1.68 769.43 0.00 0.00 0.00 0.00 14:50:09 br-a71221729550 0.27 0.24 0.01 0.02 0.00 0.00 0.00 0.00 14:50:09 veth622b9bc 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 14:50:09 veth703e9ba 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 14:50:09 vethbaf9c59 0.10 0.17 0.01 0.01 0.00 0.00 0.00 0.00 14:50:09 veth1ed92f8 6.50 6.20 4.41 1.27 0.00 0.00 0.00 0.00 14:50:09 vethb7ec8e2 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 14:50:09 vethc1148be 0.82 0.84 0.10 0.91 0.00 0.00 0.00 0.00 14:50:09 veth68523b5 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 14:50:09 vethecdb13e 0.38 0.39 0.05 0.55 0.00 0.00 0.00 0.00 15:00:20 lo 3.93 3.93 13.75 13.75 0.00 0.00 0.00 0.00 15:00:20 ens3 9.12 7.01 3.69 4.09 0.00 0.00 0.00 0.00 15:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:20 br-a71221729550 2.12 2.02 13.21 0.58 0.00 0.00 0.00 0.00 15:00:20 veth622b9bc 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:20 veth703e9ba 0.22 0.19 0.02 0.08 0.00 0.00 0.00 0.00 15:00:20 vethbaf9c59 0.52 0.33 0.08 0.39 0.00 0.00 0.00 0.00 15:00:20 veth1ed92f8 203.07 218.33 145.42 103.50 0.00 0.00 0.00 0.01 15:00:20 vethb7ec8e2 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:20 vethc1148be 111.55 103.82 79.48 54.68 0.00 0.00 0.00 0.01 15:00:20 vethecdb13e 113.19 105.02 52.37 94.13 0.00 0.00 0.00 0.01 Average: lo 2.30 2.30 6.98 6.98 0.00 0.00 0.00 0.00 Average: ens3 207.80 129.56 1852.89 45.79 0.00 0.00 0.00 0.00 Average: docker0 14.52 27.18 0.83 380.14 0.00 0.00 0.00 0.00 Average: br-a71221729550 1.21 1.14 6.69 0.30 0.00 0.00 0.00 0.00 Average: veth622b9bc 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth703e9ba 0.13 0.16 0.01 0.04 0.00 0.00 0.00 0.00 Average: vethbaf9c59 0.31 0.25 0.04 0.20 0.00 0.00 0.00 0.00 Average: veth1ed92f8 105.95 113.52 75.76 52.99 0.00 0.00 0.00 0.01 Average: vethb7ec8e2 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethc1148be 56.84 52.94 40.26 28.12 0.00 0.00 0.00 0.00 Average: vethecdb13e 57.46 53.33 26.52 47.90 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-2578) 09/17/26 _x86_64_ (8 CPU) 14:36:14 LINUX RESTART (8 CPU) 14:40:12 CPU %user %nice %system %iowait %steal %idle 14:50:09 all 33.89 0.02 4.90 2.30 0.03 58.86 14:50:09 0 34.24 0.01 5.29 2.60 0.03 57.83 14:50:09 1 34.32 0.01 5.02 2.18 0.03 58.44 14:50:09 2 30.81 0.01 5.00 2.43 0.03 61.73 14:50:09 3 34.91 0.01 4.93 1.96 0.03 58.15 14:50:09 4 34.35 0.04 5.17 2.11 0.03 58.30 14:50:09 5 31.49 0.02 4.75 1.95 0.03 61.76 14:50:09 6 34.20 0.06 4.62 2.08 0.03 59.02 14:50:09 7 36.83 0.01 4.41 3.09 0.03 55.63 15:00:20 all 7.27 0.00 1.25 0.03 0.01 91.43 15:00:20 0 7.58 0.00 1.73 0.02 0.01 90.64 15:00:20 1 7.50 0.00 1.41 0.04 0.01 91.02 15:00:20 2 7.34 0.00 1.16 0.01 0.01 91.47 15:00:20 3 7.57 0.00 1.34 0.01 0.01 91.07 15:00:20 4 6.70 0.00 1.10 0.04 0.01 92.14 15:00:20 5 8.28 0.00 1.13 0.07 0.01 90.51 15:00:20 6 7.09 0.00 1.13 0.02 0.01 91.75 15:00:20 7 6.11 0.00 1.02 0.05 0.01 92.81 Average: all 20.43 0.01 3.06 1.15 0.02 75.33 Average: 0 20.75 0.01 3.49 1.30 0.02 74.44 Average: 1 20.78 0.00 3.20 1.10 0.02 74.89 Average: 2 18.93 0.01 3.06 1.21 0.02 76.78 Average: 3 21.10 0.01 3.12 0.98 0.02 74.78 Average: 4 20.36 0.02 3.11 1.06 0.02 75.42 Average: 5 19.76 0.01 2.92 1.00 0.02 76.29 Average: 6 20.50 0.03 2.86 1.04 0.02 75.55 Average: 7 21.28 0.00 2.69 1.55 0.02 74.45