---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7074 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 11G 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 722 26347 4 5022 30902 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:5b:85:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.116/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84851sec preferred_lft 84851sec inet6 fe80::f816:3eff:fe5b:8554/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:22:28:e2:b9:1e 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-7074) 04/23/26 _x86_64_ (8 CPU) 11:38:40 LINUX RESTART (8 CPU) 11:40:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:12 17.94 0.41 3.46 14.06 402.41 398.83 514444.95 12:00:01 62.36 3.65 57.06 1.65 232.90 10783.24 10875.32 Average: 39.95 2.02 30.01 7.91 318.44 5543.26 264976.69 11:40:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:12 29993632 31866444 516156 1.57 62972 2146036 1522176 4.49 347340 2222964 12 12:00:01 22535904 27432608 4869756 14.82 222092 4804576 5046648 14.88 772072 8993720 293616 Average: 26264768 29649526 2692956 8.19 142532 3475306 3284412 9.69 559706 5608342 146814 11:40:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:12 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 11:50:12 ens3 6.88 2.70 129.13 0.22 0.00 0.00 0.00 0.00 11:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:01 lo 0.71 0.71 0.10 0.10 0.00 0.00 0.00 0.00 12:00:01 ens3 184.40 143.12 1001.19 36.59 0.00 0.00 0.00 0.00 12:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.41 0.41 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 94.82 72.26 561.15 18.23 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-7074) 04/23/26 _x86_64_ (8 CPU) 11:38:40 LINUX RESTART (8 CPU) 11:40:12 CPU %user %nice %system %iowait %steal %idle 11:50:12 all 0.18 0.00 0.05 0.05 0.01 99.70 11:50:12 0 0.10 0.00 0.03 0.01 0.00 99.86 11:50:12 1 0.13 0.00 0.04 0.01 0.00 99.82 11:50:12 2 0.09 0.00 0.07 0.17 0.01 99.67 11:50:12 3 0.18 0.00 0.04 0.04 0.00 99.73 11:50:12 4 0.11 0.00 0.07 0.04 0.01 99.78 11:50:12 5 0.30 0.00 0.07 0.00 0.01 99.62 11:50:12 6 0.12 0.00 0.06 0.01 0.01 99.79 11:50:12 7 0.43 0.00 0.06 0.15 0.01 99.36 12:00:01 all 25.02 0.00 1.14 0.15 0.08 73.60 12:00:01 0 25.21 0.00 1.41 0.20 0.07 73.12 12:00:01 1 22.83 0.00 0.88 0.06 0.06 76.17 12:00:01 2 28.69 0.00 1.48 0.47 0.07 69.28 12:00:01 3 23.64 0.00 0.85 0.02 0.06 75.43 12:00:01 4 31.88 0.00 1.63 0.05 0.07 66.36 12:00:01 5 19.82 0.00 0.74 0.04 0.11 79.28 12:00:01 6 25.74 0.00 0.98 0.06 0.12 73.09 12:00:01 7 22.40 0.00 1.18 0.30 0.07 76.06 Average: all 12.48 0.00 0.59 0.10 0.04 86.78 Average: 0 12.55 0.00 0.71 0.10 0.04 86.61 Average: 1 11.37 0.00 0.46 0.03 0.03 88.11 Average: 2 14.25 0.00 0.77 0.32 0.04 84.62 Average: 3 11.79 0.00 0.44 0.03 0.03 87.71 Average: 4 15.81 0.00 0.84 0.04 0.04 83.27 Average: 5 9.97 0.00 0.40 0.02 0.06 89.55 Average: 6 12.81 0.00 0.52 0.04 0.07 86.57 Average: 7 11.29 0.00 0.61 0.23 0.04 87.83