---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-9408 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 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 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 868 11534 4 19689 30756 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:57:16:81 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.172/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83948sec preferred_lft 83948sec inet6 fe80::f816:3eff:fe57:1681/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:bf:8f:c0:94:44 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::60bf:8fff:fec0:9444/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-9408) 05/10/26 _x86_64_ (8 CPU) 12:16:12 LINUX RESTART (8 CPU) 12:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:01 16.96 0.25 2.73 13.97 208.01 275.40 508456.22 12:40:01 39.85 2.83 36.20 0.82 222.03 1239.15 724.17 12:50:01 342.04 1.00 332.21 8.83 58.67 57677.60 469106.77 Average: 132.92 1.36 123.68 7.88 162.91 19725.10 326148.39 12:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:01 30007684 31777604 606856 1.85 62252 2045304 1531480 4.52 256224 2315284 8 12:40:01 29205064 31595052 754008 2.29 100716 2596892 1557784 4.59 370308 2972252 321536 12:50:01 14627068 30897176 1349108 4.11 378996 15507256 1826756 5.39 5985408 11092160 775104 Average: 24613272 31423277 903324 2.75 180655 6716484 1638673 4.83 2203980 5459899 365549 12:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 12:30:01 ens3 3.45 1.60 59.27 0.40 0.00 0.00 0.00 0.00 12:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 0.39 0.39 0.04 0.04 0.00 0.00 0.00 0.00 12:40:01 ens3 27.03 18.89 236.02 6.73 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 12:50:01 ens3 112.36 68.85 2415.45 10.77 0.00 0.00 0.00 0.00 12:50:01 docker0 2.97 3.88 0.17 89.14 0.00 0.00 0.00 0.00 Average: lo 0.28 0.28 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 47.60 29.77 903.34 5.97 0.00 0.00 0.00 0.00 Average: docker0 0.99 1.29 0.06 29.70 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-9408) 05/10/26 _x86_64_ (8 CPU) 12:16:12 LINUX RESTART (8 CPU) 12:20:01 CPU %user %nice %system %iowait %steal %idle 12:30:01 all 0.13 0.00 0.03 0.04 0.01 99.79 12:30:01 0 0.02 0.00 0.04 0.14 0.00 99.79 12:30:01 1 0.61 0.00 0.02 0.03 0.00 99.34 12:30:01 2 0.03 0.00 0.02 0.00 0.01 99.94 12:30:01 3 0.10 0.00 0.03 0.01 0.01 99.85 12:30:01 4 0.04 0.00 0.05 0.12 0.01 99.77 12:30:01 5 0.06 0.00 0.04 0.04 0.01 99.85 12:30:01 6 0.11 0.00 0.02 0.00 0.00 99.87 12:30:01 7 0.04 0.00 0.04 0.00 0.00 99.92 12:40:01 all 1.36 0.00 0.14 0.13 0.01 98.35 12:40:01 0 2.82 0.00 0.36 0.42 0.01 96.40 12:40:01 1 1.75 0.00 0.12 0.01 0.01 98.10 12:40:01 2 0.54 0.00 0.08 0.03 0.02 99.34 12:40:01 3 0.58 0.00 0.11 0.02 0.01 99.28 12:40:01 4 1.20 0.00 0.14 0.48 0.01 98.16 12:40:01 5 2.49 0.00 0.21 0.07 0.01 97.22 12:40:01 6 0.67 0.00 0.06 0.02 0.01 99.24 12:40:01 7 0.85 0.00 0.08 0.02 0.01 99.05 12:50:01 all 10.22 0.00 4.88 1.31 0.06 83.53 12:50:01 0 7.52 0.00 4.57 0.81 0.06 87.03 12:50:01 1 11.72 0.00 5.31 2.37 0.07 80.52 12:50:01 2 10.87 0.00 5.06 1.44 0.07 82.56 12:50:01 3 12.05 0.00 5.05 1.64 0.07 81.19 12:50:01 4 10.24 0.00 4.79 0.63 0.06 84.27 12:50:01 5 9.09 0.00 4.42 0.40 0.06 86.03 12:50:01 6 10.25 0.00 5.07 2.09 0.07 82.52 12:50:01 7 10.02 0.00 4.73 1.12 0.06 84.07 Average: all 3.88 0.00 1.67 0.49 0.03 93.93 Average: 0 3.44 0.00 1.65 0.46 0.02 94.43 Average: 1 4.66 0.00 1.80 0.80 0.03 92.71 Average: 2 3.79 0.00 1.71 0.49 0.03 93.99 Average: 3 4.22 0.00 1.72 0.55 0.03 93.48 Average: 4 3.81 0.00 1.65 0.41 0.03 94.10 Average: 5 3.86 0.00 1.55 0.17 0.03 94.39 Average: 6 3.65 0.00 1.71 0.70 0.02 93.92 Average: 7 3.61 0.00 1.60 0.38 0.02 94.38