---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8002 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: 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 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 926 25894 4 5271 30698 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:81:06:8d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.162/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84353sec preferred_lft 84353sec inet6 fe80::f816:3eff:fe81:68d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:86:38:19:5f:8b 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-8002) 04/25/26 _x86_64_ (8 CPU) 16:31:32 LINUX RESTART (8 CPU) 16:40:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:50:05 30.99 0.13 26.78 4.09 5.41 2262.14 12001.75 17:00:01 33.85 0.01 29.69 4.15 0.09 3078.61 14846.22 Average: 32.42 0.07 28.24 4.12 2.75 2671.50 13427.92 16:40:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:50:05 25599404 29336168 2972012 9.04 175920 3778280 3490060 10.29 768096 6040952 32672 17:00:01 24412776 28829540 3474372 10.57 210184 4371800 3342308 9.86 890908 7043952 167368 Average: 25006090 29082854 3223192 9.81 193052 4075040 3416184 10.07 829502 6542452 100020 16:40:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:50:05 lo 1682.09 1682.09 1601.47 1601.47 0.00 0.00 0.00 0.00 16:50:05 ens3 38.89 28.05 16.55 12.19 0.00 0.00 0.00 0.00 16:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:01 lo 1697.15 1697.15 1616.16 1616.16 0.00 0.00 0.00 0.00 17:00:01 ens3 44.32 30.84 16.24 13.05 0.00 0.00 0.00 0.00 17:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1689.64 1689.64 1608.84 1608.84 0.00 0.00 0.00 0.00 Average: ens3 41.61 29.45 16.39 12.62 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-8002) 04/25/26 _x86_64_ (8 CPU) 16:31:32 LINUX RESTART (8 CPU) 16:40:12 CPU %user %nice %system %iowait %steal %idle 16:50:05 all 37.25 0.00 1.57 0.06 0.07 61.05 16:50:05 0 38.41 0.00 1.42 0.02 0.07 60.09 16:50:05 1 41.59 0.00 2.15 0.06 0.08 56.12 16:50:05 2 38.65 0.00 1.86 0.04 0.08 59.37 16:50:05 3 35.96 0.00 1.37 0.16 0.07 62.43 16:50:05 4 36.32 0.00 1.65 0.03 0.07 61.93 16:50:05 5 39.47 0.00 1.50 0.04 0.07 58.91 16:50:05 6 34.53 0.00 1.27 0.06 0.07 64.07 16:50:05 7 33.10 0.00 1.35 0.04 0.07 65.43 17:00:01 all 38.06 0.00 1.75 0.10 0.07 60.01 17:00:01 0 36.75 0.00 1.58 0.08 0.08 61.52 17:00:01 1 38.55 0.00 2.01 0.13 0.08 59.22 17:00:01 2 36.97 0.00 1.76 0.14 0.08 61.06 17:00:01 3 40.37 0.00 1.90 0.06 0.08 57.59 17:00:01 4 39.82 0.00 1.79 0.07 0.07 58.25 17:00:01 5 37.79 0.00 1.76 0.09 0.07 60.29 17:00:01 6 37.30 0.00 1.61 0.06 0.07 60.95 17:00:01 7 36.96 0.00 1.60 0.16 0.08 61.20 Average: all 37.66 0.00 1.66 0.08 0.07 60.53 Average: 0 37.58 0.00 1.50 0.05 0.08 60.80 Average: 1 40.07 0.00 2.08 0.09 0.08 57.68 Average: 2 37.81 0.00 1.81 0.09 0.08 60.22 Average: 3 38.17 0.00 1.64 0.11 0.08 60.00 Average: 4 38.07 0.00 1.72 0.05 0.07 60.09 Average: 5 38.63 0.00 1.63 0.07 0.07 59.60 Average: 6 35.92 0.00 1.44 0.06 0.07 62.51 Average: 7 35.04 0.00 1.47 0.10 0.07 63.31