---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-20447 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 17G 139G 11% / 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 771 19438 4 11882 30853 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:98:b4:e1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.43/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84786sec preferred_lft 84786sec inet6 fe80::f816:3eff:fe98:b4e1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:65:b8:79:b8:d5 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::c465:b8ff:fe79:b8d5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-20447) 05/27/26 _x86_64_ (8 CPU) 00:23:20 LINUX RESTART (8 CPU) 00:30:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 13.31 0.05 12.83 0.43 1.90 5051.78 1452.18 Average: 13.31 0.05 12.83 0.43 1.90 5051.78 1452.18 00:30:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 22552416 29409192 2889068 8.79 170468 6814268 2990588 8.82 1776040 7967348 1281484 Average: 22552416 29409192 2889068 8.79 170468 6814268 2990588 8.82 1776040 7967348 1281484 00:30:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.59 1.59 0.14 0.14 0.00 0.00 0.00 0.00 00:40:01 ens3 60.64 49.67 239.15 13.67 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.59 1.59 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 60.64 49.67 239.15 13.67 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-20447) 05/27/26 _x86_64_ (8 CPU) 00:23:20 LINUX RESTART (8 CPU) 00:30:11 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 34.38 0.00 1.31 0.04 0.08 64.20 00:40:01 0 33.70 0.00 1.33 0.02 0.08 64.87 00:40:01 1 35.33 0.00 1.21 0.01 0.08 63.38 00:40:01 2 41.14 0.00 1.61 0.03 0.09 57.13 00:40:01 3 35.68 0.00 1.31 0.02 0.08 62.90 00:40:01 4 31.08 0.00 1.43 0.01 0.07 67.41 00:40:01 5 36.16 0.00 1.26 0.03 0.08 62.47 00:40:01 6 29.16 0.00 1.15 0.06 0.07 69.55 00:40:01 7 32.75 0.00 1.18 0.11 0.08 65.88 Average: all 34.38 0.00 1.31 0.04 0.08 64.20 Average: 0 33.70 0.00 1.33 0.02 0.08 64.87 Average: 1 35.33 0.00 1.21 0.01 0.08 63.38 Average: 2 41.14 0.00 1.61 0.03 0.09 57.13 Average: 3 35.68 0.00 1.31 0.02 0.08 62.90 Average: 4 31.08 0.00 1.43 0.01 0.07 67.41 Average: 5 36.16 0.00 1.26 0.03 0.08 62.47 Average: 6 29.16 0.00 1.15 0.06 0.07 69.55 Average: 7 32.75 0.00 1.18 0.11 0.08 65.88