---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1796 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: 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 28G 128G 18% / 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 843 9507 4 21741 30781 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:1d:38:0f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.155/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84882sec preferred_lft 84882sec inet6 fe80::f816:3eff:fe1d:380f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:2d:d8:2d:6d:60 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::5c2d:d8ff:fe2d:6d60/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1796) 03/13/26 _x86_64_ (8 CPU) 23:04:27 LINUX RESTART (8 CPU) 23:10:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:20:08 255.43 0.37 247.92 7.14 9.88 65081.86 448008.08 Average: 255.43 0.37 247.92 7.14 9.88 65081.86 448008.08 23:10:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:20:08 12459876 31055368 1188308 3.62 429496 17776200 1726740 5.09 6681812 12543936 796604 Average: 12459876 31055368 1188308 3.62 429496 17776200 1726740 5.09 6681812 12543936 796604 23:10:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:20:08 lo 0.31 0.31 0.06 0.06 0.00 0.00 0.00 0.00 23:20:08 ens3 104.33 74.16 1046.48 2291.75 0.00 0.00 0.00 0.00 23:20:08 docker0 0.05 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.31 0.31 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 104.33 74.16 1046.48 2291.75 0.00 0.00 0.00 0.00 Average: docker0 0.05 0.05 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1796) 03/13/26 _x86_64_ (8 CPU) 23:04:27 LINUX RESTART (8 CPU) 23:10:10 CPU %user %nice %system %iowait %steal %idle 23:20:08 all 8.92 0.00 3.06 2.36 0.07 85.58 23:20:08 0 8.26 0.00 2.67 3.19 0.07 85.81 23:20:08 1 11.89 0.00 3.40 1.79 0.07 82.84 23:20:08 2 10.01 0.00 3.52 2.23 0.07 84.17 23:20:08 3 9.92 0.00 3.12 1.42 0.08 85.46 23:20:08 4 8.37 0.00 2.84 1.89 0.07 86.84 23:20:08 5 9.09 0.00 3.18 1.92 0.08 85.73 23:20:08 6 7.88 0.00 3.06 2.41 0.07 86.59 23:20:08 7 5.98 0.00 2.73 4.02 0.07 87.20 Average: all 8.92 0.00 3.06 2.36 0.07 85.58 Average: 0 8.26 0.00 2.67 3.19 0.07 85.81 Average: 1 11.89 0.00 3.40 1.79 0.07 82.84 Average: 2 10.01 0.00 3.52 2.23 0.07 84.17 Average: 3 9.92 0.00 3.12 1.42 0.08 85.46 Average: 4 8.37 0.00 2.84 1.89 0.07 86.84 Average: 5 9.09 0.00 3.18 1.92 0.08 85.73 Average: 6 7.88 0.00 3.06 2.41 0.07 86.59 Average: 7 5.98 0.00 2.73 4.02 0.07 87.20