---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4135 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 22G 134G 14% / 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 821 15860 4 15410 30802 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:ef:9e:0c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.159/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85281sec preferred_lft 85281sec inet6 fe80::f816:3eff:feef:9e0c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:1f:b0:d5:3c:c2 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::fc1f:b0ff:fed5:3cc2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4135) 04/06/26 _x86_64_ (8 CPU) 11:16:17 LINUX RESTART (8 CPU) 11:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:07 299.86 0.99 288.67 10.19 15.87 50057.02 265858.72 Average: 299.86 0.99 288.67 10.19 15.87 50057.02 265858.72 11:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:07 16418980 30955588 1289432 3.92 403736 13736800 1885744 5.56 5943208 9312372 20984 Average: 16418980 30955588 1289432 3.92 403736 13736800 1885744 5.56 5943208 9312372 20984 11:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:07 lo 0.36 0.36 0.06 0.06 0.00 0.00 0.00 0.00 11:30:07 ens3 161.96 106.97 1631.95 2099.03 0.00 0.00 0.00 0.00 11:30:07 docker0 38.84 66.70 2.85 1272.92 0.00 0.00 0.00 0.00 11:30:07 veth4e066ff 18.27 24.94 1.38 653.21 0.00 0.00 0.00 0.05 Average: lo 0.36 0.36 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 161.96 106.97 1631.95 2099.03 0.00 0.00 0.00 0.00 Average: docker0 38.84 66.70 2.85 1272.92 0.00 0.00 0.00 0.00 Average: veth4e066ff 18.27 24.94 1.38 653.21 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4135) 04/06/26 _x86_64_ (8 CPU) 11:16:17 LINUX RESTART (8 CPU) 11:20:00 CPU %user %nice %system %iowait %steal %idle 11:30:07 all 13.84 0.00 4.25 0.87 0.06 80.97 11:30:07 0 12.51 0.00 4.05 0.78 0.06 82.59 11:30:07 1 12.76 0.00 4.16 1.10 0.05 81.93 11:30:07 2 12.34 0.00 4.08 0.47 0.06 83.06 11:30:07 3 15.86 0.00 4.45 1.16 0.07 78.46 11:30:07 4 13.61 0.00 4.17 0.58 0.06 81.57 11:30:07 5 13.94 0.00 4.22 0.38 0.06 81.40 11:30:07 6 14.81 0.00 4.44 1.45 0.06 79.23 11:30:07 7 14.94 0.00 4.40 1.06 0.06 79.54 Average: all 13.84 0.00 4.25 0.87 0.06 80.97 Average: 0 12.51 0.00 4.05 0.78 0.06 82.59 Average: 1 12.76 0.00 4.16 1.10 0.05 81.93 Average: 2 12.34 0.00 4.08 0.47 0.06 83.06 Average: 3 15.86 0.00 4.45 1.16 0.07 78.46 Average: 4 13.61 0.00 4.17 0.58 0.06 81.57 Average: 5 13.94 0.00 4.22 0.38 0.06 81.40 Average: 6 14.81 0.00 4.44 1.45 0.06 79.23 Average: 7 14.94 0.00 4.40 1.06 0.06 79.54