---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3242 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 10G 145G 7% / 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 724 26934 4 4433 30900 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:38:37:87 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.75/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84833sec preferred_lft 84833sec inet6 fe80::f816:3eff:fe38:3787/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:c2:0b:49:57:ed 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 ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3242) 04/16/26 _x86_64_ (8 CPU) 08:11:01 LINUX RESTART (8 CPU) 08:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:15 29.21 0.14 25.31 3.76 5.37 2398.62 8993.03 Average: 29.21 0.14 25.31 3.76 5.37 2398.62 8993.03 08:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:15 25927836 29610176 2698024 8.21 180540 3713600 2730684 8.05 766016 5699100 32684 Average: 25927836 29610176 2698024 8.21 180540 3713600 2730684 8.05 766016 5699100 32684 08:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:15 lo 1535.27 1535.27 1461.48 1461.48 0.00 0.00 0.00 0.00 08:30:15 ens3 20.67 17.19 9.30 6.00 0.00 0.00 0.00 0.00 08:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1535.27 1535.27 1461.48 1461.48 0.00 0.00 0.00 0.00 Average: ens3 20.67 17.19 9.30 6.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 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-3242) 04/16/26 _x86_64_ (8 CPU) 08:11:01 LINUX RESTART (8 CPU) 08:20:01 CPU %user %nice %system %iowait %steal %idle 08:30:15 all 35.53 0.00 1.57 0.20 0.13 62.58 08:30:15 0 30.69 0.00 1.63 0.07 0.09 67.52 08:30:15 1 38.60 0.00 1.73 0.15 0.09 59.42 08:30:15 2 36.19 0.00 1.98 0.18 0.28 61.37 08:30:15 3 36.83 0.00 1.69 0.22 0.12 61.14 08:30:15 4 37.28 0.00 1.41 0.64 0.09 60.58 08:30:15 5 36.57 0.00 1.43 0.25 0.21 61.54 08:30:15 6 35.27 0.00 1.40 0.04 0.09 63.19 08:30:15 7 32.77 0.00 1.26 0.07 0.08 65.82 Average: all 35.53 0.00 1.57 0.20 0.13 62.58 Average: 0 30.69 0.00 1.63 0.07 0.09 67.52 Average: 1 38.60 0.00 1.73 0.15 0.09 59.42 Average: 2 36.19 0.00 1.98 0.18 0.28 61.37 Average: 3 36.83 0.00 1.69 0.22 0.12 61.14 Average: 4 37.28 0.00 1.41 0.64 0.09 60.58 Average: 5 36.57 0.00 1.43 0.25 0.21 61.54 Average: 6 35.27 0.00 1.40 0.04 0.09 63.19 Average: 7 32.77 0.00 1.26 0.07 0.08 65.82