---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1526 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 852 15498 4 15740 30771 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:60:97:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.49/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85128sec preferred_lft 85128sec inet6 fe80::f816:3eff:fe60:9734/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:57:cf:57:1f:26 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::d057:cfff:fe57:1f26/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1526) 05/20/26 _x86_64_ (8 CPU) 06:25:28 LINUX RESTART (8 CPU) 06:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:10 287.21 1.34 276.51 9.36 409.33 49236.86 330396.94 Average: 287.21 1.34 276.51 9.36 409.33 49236.86 330396.94 06:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:10 15720880 30566844 1676116 5.10 418420 14014456 2335700 6.89 6070456 9920252 61432 Average: 15720880 30566844 1676116 5.10 418420 14014456 2335700 6.89 6070456 9920252 61432 06:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:10 lo 0.39 0.39 0.03 0.03 0.00 0.00 0.00 0.00 06:40:10 ens3 152.32 105.69 1348.23 2090.21 0.00 0.00 0.00 0.00 06:40:10 docker0 27.53 43.79 2.15 856.65 0.00 0.00 0.00 0.00 06:40:10 vethe9a7a30 20.52 30.91 1.52 654.85 0.00 0.00 0.00 0.05 Average: lo 0.39 0.39 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 152.32 105.69 1348.23 2090.21 0.00 0.00 0.00 0.00 Average: docker0 27.53 43.79 2.15 856.65 0.00 0.00 0.00 0.00 Average: vethe9a7a30 20.52 30.91 1.52 654.85 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1526) 05/20/26 _x86_64_ (8 CPU) 06:25:28 LINUX RESTART (8 CPU) 06:30:01 CPU %user %nice %system %iowait %steal %idle 06:40:10 all 11.80 0.00 3.84 1.55 0.06 82.75 06:40:10 0 10.78 0.00 3.56 1.10 0.06 84.50 06:40:10 1 11.11 0.00 4.26 1.43 0.06 83.15 06:40:10 2 11.80 0.00 3.59 0.82 0.06 83.73 06:40:10 3 13.82 0.00 4.52 2.12 0.07 79.48 06:40:10 4 12.88 0.00 4.04 1.97 0.06 81.05 06:40:10 5 13.27 0.00 3.94 1.44 0.06 81.28 06:40:10 6 9.83 0.00 3.34 2.31 0.06 84.46 06:40:10 7 10.97 0.00 3.44 1.21 0.06 84.33 Average: all 11.80 0.00 3.84 1.55 0.06 82.75 Average: 0 10.78 0.00 3.56 1.10 0.06 84.50 Average: 1 11.11 0.00 4.26 1.43 0.06 83.15 Average: 2 11.80 0.00 3.59 0.82 0.06 83.73 Average: 3 13.82 0.00 4.52 2.12 0.07 79.48 Average: 4 12.88 0.00 4.04 1.97 0.06 81.05 Average: 5 13.27 0.00 3.94 1.44 0.06 81.28 Average: 6 9.83 0.00 3.34 2.31 0.06 84.46 Average: 7 10.97 0.00 3.44 1.21 0.06 84.33