---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-53615 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: 5599.94 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 756 19128 4 12207 30868 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:b8:73:48 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.73/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84452sec preferred_lft 84452sec inet6 fe80::f816:3eff:feb8:7348/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:22:f9:94:fe:fd 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::5c22:f9ff:fe94:fefd/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-53615) 03/28/26 _x86_64_ (8 CPU) 00:00:25 LINUX RESTART (8 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 20.78 0.49 19.78 0.52 17.49 15274.72 1254.23 00:30:11 44.83 2.25 41.34 1.24 358.60 10414.91 4283.73 Average: 32.91 1.38 30.65 0.88 189.46 12824.70 2781.52 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19589712 28214928 4076300 12.40 187624 8499452 4320860 12.74 2075036 10551072 1300 00:30:11 19787608 31605972 666284 2.03 234624 11499872 1284828 3.79 3120808 9117844 4 Average: 19688660 29910450 2371292 7.22 211124 9999662 2802844 8.27 2597922 9834458 652 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 228.25 228.25 223.45 223.45 0.00 0.00 0.00 0.00 00:20:01 ens3 54.34 45.69 319.42 12.43 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 00:30:11 lo 8.69 8.69 2.17 2.17 0.00 0.00 0.00 0.00 00:30:11 ens3 153.56 165.50 320.89 2596.07 0.00 0.00 0.00 0.00 00:30:11 docker0 87.36 82.18 1353.97 158.82 0.00 0.00 0.00 0.00 Average: lo 117.56 117.56 111.90 111.90 0.00 0.00 0.00 0.00 Average: ens3 104.36 106.09 320.16 1314.95 0.00 0.00 0.00 0.00 Average: docker0 44.04 41.43 682.59 80.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-53615) 03/28/26 _x86_64_ (8 CPU) 00:00:25 LINUX RESTART (8 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 27.35 0.00 1.27 0.12 0.06 71.19 00:20:01 0 23.96 0.00 1.05 0.02 0.06 74.91 00:20:01 1 30.76 0.00 1.23 0.09 0.07 67.86 00:20:01 2 27.07 0.00 1.31 0.07 0.06 71.50 00:20:01 3 29.12 0.00 1.57 0.14 0.06 69.11 00:20:01 4 25.22 0.00 1.21 0.02 0.06 73.49 00:20:01 5 32.89 0.00 1.44 0.50 0.06 65.11 00:20:01 6 22.72 0.00 1.14 0.06 0.05 76.03 00:20:01 7 27.08 0.00 1.23 0.08 0.06 71.55 00:30:11 all 9.48 0.00 1.04 0.27 0.05 89.17 00:30:11 0 6.92 0.00 1.08 0.21 0.06 91.74 00:30:11 1 9.57 0.00 1.02 0.77 0.05 88.59 00:30:11 2 9.29 0.00 0.80 0.12 0.04 89.74 00:30:11 3 6.80 0.00 0.66 0.25 0.05 92.24 00:30:11 4 3.96 0.00 0.51 0.05 0.05 95.43 00:30:11 5 13.88 0.00 1.51 0.13 0.05 84.43 00:30:11 6 11.80 0.00 1.59 0.23 0.04 86.35 00:30:11 7 13.58 0.00 1.16 0.40 0.05 84.81 Average: all 18.33 0.00 1.16 0.20 0.05 80.26 Average: 0 15.36 0.00 1.07 0.11 0.06 83.40 Average: 1 20.07 0.00 1.12 0.43 0.06 78.32 Average: 2 18.09 0.00 1.05 0.09 0.05 80.71 Average: 3 17.86 0.00 1.11 0.20 0.06 80.79 Average: 4 14.49 0.00 0.86 0.03 0.06 84.57 Average: 5 23.30 0.00 1.48 0.31 0.05 74.86 Average: 6 17.21 0.00 1.36 0.14 0.05 81.24 Average: 7 20.26 0.00 1.20 0.24 0.06 78.25