---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4703 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 nrip_save 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 20G 136G 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 809 17880 4 13402 30814 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:f6:f7:1d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.59/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85450sec preferred_lft 85450sec inet6 fe80::f816:3eff:fef6:f71d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:fd:e8:aa:18:3a 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::78fd:e8ff:feaa:183a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-4703) 07/02/26 _x86_64_ (8 CPU) 19:09:23 LINUX RESTART (8 CPU) 19:10:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:40 239.89 2.71 230.30 6.88 295.99 48188.72 187420.00 Average: 239.89 2.71 230.30 6.88 295.99 48188.72 187420.00 19:10:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:40 18489840 30988696 1268356 3.86 346484 11876512 1846476 5.45 4889620 8429600 34384 Average: 18489840 30988696 1268356 3.86 346484 11876512 1846476 5.45 4889620 8429600 34384 19:10:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:40 lo 0.58 0.58 0.06 0.06 0.00 0.00 0.00 0.00 19:20:40 ens3 174.29 127.53 2054.17 1640.39 0.00 0.00 0.00 0.00 19:20:40 docker0 27.90 47.60 2.21 972.04 0.00 0.00 0.00 0.00 19:20:40 veth1422a00 18.92 29.68 1.42 631.73 0.00 0.00 0.00 0.05 Average: lo 0.58 0.58 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 174.29 127.53 2054.17 1640.39 0.00 0.00 0.00 0.00 Average: docker0 27.90 47.60 2.21 972.04 0.00 0.00 0.00 0.00 Average: veth1422a00 18.92 29.68 1.42 631.73 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-4703) 07/02/26 _x86_64_ (8 CPU) 19:09:23 LINUX RESTART (8 CPU) 19:10:07 CPU %user %nice %system %iowait %steal %idle 19:20:40 all 13.94 0.00 3.72 0.95 0.06 81.33 19:20:40 0 14.64 0.00 3.77 0.72 0.07 80.81 19:20:40 1 13.83 0.00 3.86 0.70 0.06 81.55 19:20:40 2 14.52 0.00 3.74 0.82 0.06 80.86 19:20:40 3 15.02 0.00 3.66 1.01 0.06 80.26 19:20:40 4 12.18 0.00 3.78 1.27 0.06 82.71 19:20:40 5 13.99 0.00 3.73 0.73 0.06 81.49 19:20:40 6 14.54 0.00 3.79 1.09 0.06 80.52 19:20:40 7 12.82 0.00 3.40 1.29 0.06 82.43 Average: all 13.94 0.00 3.72 0.95 0.06 81.33 Average: 0 14.64 0.00 3.77 0.72 0.07 80.81 Average: 1 13.83 0.00 3.86 0.70 0.06 81.55 Average: 2 14.52 0.00 3.74 0.82 0.06 80.86 Average: 3 15.02 0.00 3.66 1.01 0.06 80.26 Average: 4 12.18 0.00 3.78 1.27 0.06 82.71 Average: 5 13.99 0.00 3.73 0.73 0.06 81.49 Average: 6 14.54 0.00 3.79 1.09 0.06 80.52 Average: 7 12.82 0.00 3.40 1.29 0.06 82.43