---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-66288 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 18G 138G 12% / 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 764 18980 4 12347 30859 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:60:2b:55 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.252/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84513sec preferred_lft 84513sec inet6 fe80::f816:3eff:fe60:2b55/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:52:af:2b:b6:a3 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::2452:afff:fe2b:b6a3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-66288) 04/04/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 41.03 0.50 25.14 15.39 17.83 15460.38 512219.31 00:30:23 52.47 2.15 49.08 1.24 342.69 10220.80 4638.97 Average: 46.88 1.34 37.39 8.15 184.04 12779.73 252533.45 00:10:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19016804 27789144 4500256 13.69 189596 8642564 4775100 14.08 2149824 11047176 168 00:30:23 19417256 31379428 891248 2.71 235792 11639732 1728884 5.10 3196796 9455920 24 Average: 19217030 29584286 2695752 8.20 212694 10141148 3251992 9.59 2673310 10251548 96 00:10:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 262.00 262.00 255.76 255.76 0.00 0.00 0.00 0.00 00:20:01 ens3 59.92 49.07 323.06 12.57 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:23 lo 15.35 15.35 3.80 3.80 0.00 0.00 0.00 0.00 00:30:23 ens3 173.80 182.87 324.22 2656.67 0.00 0.00 0.00 0.00 00:30:23 docker0 84.65 85.46 1327.50 156.29 0.00 0.00 0.00 0.00 Average: lo 135.81 135.81 126.86 126.86 0.00 0.00 0.00 0.00 Average: ens3 118.18 117.53 323.65 1365.33 0.00 0.00 0.00 0.00 Average: docker0 43.31 43.72 679.17 79.96 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-66288) 04/04/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:07 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 26.69 0.00 1.25 0.44 0.07 71.55 00:20:01 0 19.44 0.00 0.88 0.20 0.07 79.42 00:20:01 1 26.91 0.00 1.46 0.74 0.07 70.83 00:20:01 2 35.31 0.00 1.52 0.78 0.07 62.32 00:20:01 3 24.28 0.00 1.13 0.35 0.07 74.17 00:20:01 4 26.52 0.00 1.45 0.51 0.06 71.46 00:20:01 5 25.93 0.00 1.20 0.43 0.06 72.38 00:20:01 6 27.03 0.00 0.87 0.22 0.07 71.81 00:20:01 7 28.13 0.00 1.50 0.27 0.08 70.03 00:30:23 all 10.68 0.00 1.03 0.23 0.05 88.02 00:30:23 0 8.77 0.00 1.66 0.19 0.05 89.33 00:30:23 1 16.95 0.00 1.75 0.25 0.05 80.99 00:30:23 2 10.79 0.00 1.15 0.52 0.05 87.49 00:30:23 3 17.38 0.00 0.93 0.19 0.05 81.46 00:30:23 4 7.95 0.00 0.76 0.06 0.04 91.19 00:30:23 5 7.67 0.00 0.79 0.26 0.05 91.23 00:30:23 6 8.82 0.00 0.55 0.21 0.05 90.36 00:30:23 7 7.07 0.00 0.64 0.12 0.05 92.12 Average: all 18.49 0.00 1.14 0.33 0.06 79.99 Average: 0 13.97 0.00 1.28 0.19 0.06 84.50 Average: 1 21.80 0.00 1.61 0.49 0.06 76.04 Average: 2 22.75 0.00 1.33 0.64 0.06 75.21 Average: 3 20.74 0.00 1.02 0.27 0.06 77.90 Average: 4 17.02 0.00 1.10 0.28 0.05 81.56 Average: 5 16.58 0.00 0.99 0.35 0.06 82.03 Average: 6 17.71 0.00 0.71 0.21 0.06 81.31 Average: 7 17.35 0.00 1.06 0.19 0.06 81.34