---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3252 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 23G 133G 15% / 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 14102 4 17141 30776 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:cf:d3:90 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.234/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85096sec preferred_lft 85096sec inet6 fe80::f816:3eff:fecf:d390/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:ae:f6:73:88:66 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::68ae:f6ff:fe73:8866/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3252) 06/28/26 _x86_64_ (8 CPU) 09:28:24 LINUX RESTART (8 CPU) 09:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:09 104.29 2.66 97.96 3.67 240.71 38783.92 41507.50 09:50:04 308.44 0.73 298.38 9.33 19.13 29242.36 62136.13 Average: 205.27 1.71 197.10 6.47 131.11 34064.30 51711.21 09:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:09 18487200 29614768 2662228 8.10 204760 10878576 2746084 8.10 3973688 9611412 256 09:50:04 14448776 31522776 684492 2.08 581896 15696740 1366484 4.03 6072072 10757020 9232 Average: 16467988 30568772 1673360 5.09 393328 13287658 2056284 6.06 5022880 10184216 4744 09:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:09 lo 0.62 0.62 0.06 0.06 0.00 0.00 0.00 0.00 09:40:09 ens3 231.80 168.62 2324.81 756.11 0.00 0.00 0.00 0.00 09:40:09 docker0 15.01 20.96 1.08 196.71 0.00 0.00 0.00 0.00 09:50:04 lo 1.24 1.24 0.12 0.12 0.00 0.00 0.00 0.00 09:50:04 ens3 169.43 125.47 1844.06 830.72 0.00 0.00 0.00 0.00 09:50:04 docker0 11.58 17.27 2.22 142.09 0.00 0.00 0.00 0.00 Average: lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 200.95 147.28 2087.01 793.01 0.00 0.00 0.00 0.00 Average: docker0 13.31 19.13 1.64 169.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3252) 06/28/26 _x86_64_ (8 CPU) 09:28:24 LINUX RESTART (8 CPU) 09:30:01 CPU %user %nice %system %iowait %steal %idle 09:40:09 all 17.58 0.00 2.01 0.74 0.06 79.62 09:40:09 0 14.37 0.00 1.73 0.81 0.05 83.04 09:40:09 1 19.37 0.00 1.91 0.34 0.06 78.33 09:40:09 2 16.25 0.00 1.49 0.84 0.06 81.36 09:40:09 3 16.07 0.00 2.25 0.63 0.06 80.99 09:40:09 4 21.54 0.00 2.70 0.83 0.06 74.86 09:40:09 5 17.99 0.00 2.22 0.92 0.06 78.81 09:40:09 6 14.93 0.00 1.62 0.56 0.05 82.84 09:40:09 7 20.12 0.00 2.16 0.97 0.06 76.69 09:50:04 all 14.74 0.00 2.86 0.51 0.08 81.81 09:50:04 0 16.07 0.00 3.48 0.68 0.06 79.70 09:50:04 1 10.89 0.00 3.04 0.52 0.06 85.49 09:50:04 2 12.93 0.00 2.66 0.55 0.16 83.71 09:50:04 3 17.27 0.00 3.21 0.70 0.06 78.76 09:50:04 4 18.47 0.00 2.76 0.48 0.07 78.21 09:50:04 5 12.48 0.00 2.52 0.33 0.08 84.59 09:50:04 6 8.34 0.00 2.16 0.51 0.08 88.91 09:50:04 7 21.45 0.00 3.04 0.33 0.10 75.07 Average: all 16.18 0.00 2.43 0.63 0.07 80.70 Average: 0 15.21 0.00 2.59 0.75 0.06 81.39 Average: 1 15.18 0.00 2.47 0.43 0.06 81.86 Average: 2 14.61 0.00 2.07 0.70 0.11 82.52 Average: 3 16.66 0.00 2.72 0.66 0.06 79.89 Average: 4 20.02 0.00 2.73 0.66 0.07 76.52 Average: 5 15.26 0.00 2.37 0.63 0.07 81.67 Average: 6 11.67 0.00 1.88 0.54 0.07 85.84 Average: 7 20.78 0.00 2.59 0.66 0.08 75.89