---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6821 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 24G 132G 16% / 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 838 12997 4 18255 30784 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:d2:c2:2f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.9/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85333sec preferred_lft 85333sec inet6 fe80::f816:3eff:fed2:c22f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:1c:4d:bf:3d:9f 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::341c:4dff:febf:3d9f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-6821) 10/31/26 _x86_64_ (8 CPU) 14:27:31 LINUX RESTART (8 CPU) 14:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:40:03 568.03 1.15 549.03 17.85 245.21 62564.32 68922.45 Average: 568.03 1.15 549.03 17.85 245.21 62564.32 68922.45 14:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:40:03 1889948 20549192 11609880 35.33 573756 17262052 18184632 53.62 4512372 22851848 1344 Average: 1889948 20549192 11609880 35.33 573756 17262052 18184632 53.62 4512372 22851848 1344 14:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:40:03 lo 0.68 0.68 0.05 0.05 0.00 0.00 0.00 0.00 14:40:03 ens3 359.24 221.66 4057.89 53.81 0.00 0.00 0.00 0.00 14:40:03 docker0 31.58 56.68 1.80 776.88 0.00 0.00 0.00 0.00 14:40:03 br-3a119a8e8816 0.27 0.25 0.01 0.02 0.00 0.00 0.00 0.00 14:40:03 veth25ac5c8 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:40:03 vethce734c4 0.05 0.14 0.00 0.01 0.00 0.00 0.00 0.00 14:40:03 veth95711db 0.03 0.11 0.00 0.01 0.00 0.00 0.00 0.00 14:40:03 veth54983c5 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 14:40:03 veth17d30a1 7.50 6.96 4.44 1.55 0.00 0.00 0.00 0.00 14:40:03 veth7b2ce8f 0.60 0.62 0.08 0.88 0.00 0.00 0.00 0.00 14:40:03 veth7741506 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 14:40:03 veth97d3070 0.28 0.32 0.03 0.48 0.00 0.00 0.00 0.00 Average: lo 0.68 0.68 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 359.24 221.66 4057.89 53.81 0.00 0.00 0.00 0.00 Average: docker0 31.58 56.68 1.80 776.88 0.00 0.00 0.00 0.00 Average: br-3a119a8e8816 0.27 0.25 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth25ac5c8 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethce734c4 0.05 0.14 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth95711db 0.03 0.11 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth54983c5 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth17d30a1 7.50 6.96 4.44 1.55 0.00 0.00 0.00 0.00 Average: veth7b2ce8f 0.60 0.62 0.08 0.88 0.00 0.00 0.00 0.00 Average: veth7741506 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth97d3070 0.28 0.32 0.03 0.48 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-6821) 10/31/26 _x86_64_ (8 CPU) 14:27:31 LINUX RESTART (8 CPU) 14:30:03 CPU %user %nice %system %iowait %steal %idle 14:40:03 all 28.21 0.03 5.79 2.47 0.02 63.49 14:40:03 0 29.24 0.03 5.79 2.07 0.02 62.84 14:40:03 1 26.56 0.02 6.04 2.58 0.02 64.78 14:40:03 2 27.05 0.02 5.92 1.78 0.02 65.21 14:40:03 3 31.28 0.04 6.32 3.02 0.03 59.31 14:40:03 4 30.08 0.04 5.44 3.15 0.02 61.26 14:40:03 5 28.27 0.03 5.60 1.85 0.02 64.23 14:40:03 6 26.19 0.02 5.34 2.06 0.02 66.37 14:40:03 7 26.96 0.03 5.85 3.24 0.02 63.90 Average: all 28.21 0.03 5.79 2.47 0.02 63.49 Average: 0 29.24 0.03 5.79 2.07 0.02 62.84 Average: 1 26.56 0.02 6.04 2.58 0.02 64.78 Average: 2 27.05 0.02 5.92 1.78 0.02 65.21 Average: 3 31.28 0.04 6.32 3.02 0.03 59.31 Average: 4 30.08 0.04 5.44 3.15 0.02 61.26 Average: 5 28.27 0.03 5.60 1.85 0.02 64.23 Average: 6 26.19 0.02 5.34 2.06 0.02 66.37 Average: 7 26.96 0.03 5.85 3.24 0.02 63.90