---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-32149 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 12G 144G 8% / 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 781 25000 4 6309 30843 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:8c:b0:a1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.13/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85633sec preferred_lft 85633sec inet6 fe80::f816:3eff:fe8c:b0a1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:87:ce:5d:0f:97 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-32149) 07/01/26 _x86_64_ (8 CPU) 16:19:18 LINUX RESTART (8 CPU) 16:20:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:30:01 33.79 3.99 28.87 0.93 331.33 13406.22 8447.09 Average: 33.79 3.99 28.87 0.93 331.33 13406.22 8447.09 16:20:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:30:01 26296220 31675036 632380 1.92 128596 5483784 1152548 3.40 1370068 4705800 26568 Average: 26296220 31675036 632380 1.92 128596 5483784 1152548 3.40 1370068 4705800 26568 16:20:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:30:01 lo 161.75 161.75 197.21 197.21 0.00 0.00 0.00 0.00 16:30:01 ens3 688.18 392.92 1714.63 1191.22 0.00 0.00 0.00 0.00 16:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 161.75 161.75 197.21 197.21 0.00 0.00 0.00 0.00 Average: ens3 688.18 392.92 1714.63 1191.22 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-32149) 07/01/26 _x86_64_ (8 CPU) 16:19:18 LINUX RESTART (8 CPU) 16:20:08 CPU %user %nice %system %iowait %steal %idle 16:30:01 all 12.07 0.00 1.12 0.12 0.04 86.65 16:30:01 0 13.33 0.00 1.22 0.15 0.05 85.26 16:30:01 1 11.43 0.00 1.19 0.16 0.04 87.18 16:30:01 2 11.57 0.00 0.92 0.04 0.04 87.44 16:30:01 3 9.64 0.00 1.25 0.03 0.04 89.04 16:30:01 4 12.51 0.00 1.31 0.07 0.04 86.07 16:30:01 5 12.21 0.00 0.94 0.02 0.05 86.78 16:30:01 6 15.46 0.00 1.14 0.17 0.04 83.18 16:30:01 7 10.41 0.00 1.00 0.33 0.04 88.23 Average: all 12.07 0.00 1.12 0.12 0.04 86.65 Average: 0 13.33 0.00 1.22 0.15 0.05 85.26 Average: 1 11.43 0.00 1.19 0.16 0.04 87.18 Average: 2 11.57 0.00 0.92 0.04 0.04 87.44 Average: 3 9.64 0.00 1.25 0.03 0.04 89.04 Average: 4 12.51 0.00 1.31 0.07 0.04 86.07 Average: 5 12.21 0.00 0.94 0.02 0.05 86.78 Average: 6 15.46 0.00 1.14 0.17 0.04 83.18 Average: 7 10.41 0.00 1.00 0.33 0.04 88.23