---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3674 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: 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 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 769 18975 4 12347 30855 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:00:de:29 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.207/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84513sec preferred_lft 84513sec inet6 fe80::f816:3eff:fe00:de29/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:75:6b:fa:38:ec 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::e475:6bff:fefa:38ec/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-3674) 04/17/26 _x86_64_ (8 CPU) 00:00:32 LINUX RESTART (8 CPU) 00:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:00 22.38 0.50 21.22 0.66 17.56 15232.17 523.71 00:30:00 67.78 2.26 49.36 16.15 359.91 10597.20 498296.70 Average: 45.08 1.38 35.30 8.41 188.73 12914.69 249410.20 00:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:00 18999664 27762156 4527300 13.78 189528 8632528 4673096 13.78 2141048 11083088 368 00:30:00 19632444 31594624 675864 2.06 235980 11639660 1303500 3.84 3194716 9204384 100 Average: 19316054 29678390 2601582 7.92 212754 10136094 2988298 8.81 2667882 10143736 234 00:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:00 lo 233.98 233.98 229.05 229.05 0.00 0.00 0.00 0.00 00:20:00 ens3 54.86 48.99 320.22 13.39 0.00 0.00 0.00 0.00 00:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:00 lo 13.86 13.86 2.67 2.67 0.00 0.00 0.00 0.00 00:30:00 ens3 175.03 183.10 332.61 2725.62 0.00 0.00 0.00 0.00 00:30:00 docker0 87.83 90.16 1376.65 161.97 0.00 0.00 0.00 0.00 Average: lo 123.92 123.92 115.86 115.86 0.00 0.00 0.00 0.00 Average: ens3 114.94 116.04 326.42 1369.51 0.00 0.00 0.00 0.00 Average: docker0 43.92 45.08 688.33 80.99 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3674) 04/17/26 _x86_64_ (8 CPU) 00:00:32 LINUX RESTART (8 CPU) 00:10:00 CPU %user %nice %system %iowait %steal %idle 00:20:00 all 26.45 0.00 1.20 0.46 0.06 71.83 00:20:00 0 24.18 0.00 1.39 0.21 0.07 74.15 00:20:00 1 28.10 0.00 1.27 0.75 0.07 69.80 00:20:00 2 35.52 0.00 1.41 0.97 0.07 62.02 00:20:00 3 26.16 0.00 1.21 0.33 0.07 72.23 00:20:00 4 23.24 0.00 1.15 0.22 0.07 75.32 00:20:00 5 30.54 0.00 1.40 0.69 0.07 67.30 00:20:00 6 22.57 0.00 1.00 0.16 0.06 76.21 00:20:00 7 21.27 0.00 0.76 0.30 0.06 77.60 00:30:00 all 10.18 0.00 1.07 0.48 0.04 88.22 00:30:00 0 9.20 0.00 1.51 0.23 0.05 89.00 00:30:00 1 6.97 0.00 0.74 0.36 0.04 91.90 00:30:00 2 11.26 0.00 1.21 0.44 0.04 87.05 00:30:00 3 9.19 0.00 0.86 0.64 0.04 89.27 00:30:00 4 11.92 0.00 0.81 0.19 0.04 87.05 00:30:00 5 8.20 0.00 0.78 1.06 0.05 89.91 00:30:00 6 13.91 0.00 0.85 0.32 0.05 84.87 00:30:00 7 10.81 0.00 1.79 0.61 0.05 86.74 Average: all 18.31 0.00 1.13 0.47 0.05 80.03 Average: 0 16.68 0.00 1.45 0.22 0.06 81.58 Average: 1 17.54 0.00 1.01 0.55 0.05 80.85 Average: 2 23.37 0.00 1.31 0.70 0.06 74.55 Average: 3 17.67 0.00 1.03 0.49 0.05 80.76 Average: 4 17.57 0.00 0.98 0.21 0.05 81.19 Average: 5 19.37 0.00 1.09 0.87 0.06 78.61 Average: 6 18.24 0.00 0.92 0.24 0.05 80.54 Average: 7 16.04 0.00 1.27 0.46 0.05 82.17