---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3966 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 24G 132G 16% / 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 822 13128 4 18141 30802 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:bd:69:98 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.68/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85033sec preferred_lft 85033sec inet6 fe80::f816:3eff:febd:6998/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:2c:34:55:d9:30 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::182c:34ff:fe55:d930/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3966) 03/22/26 _x86_64_ (8 CPU) 12:39:28 LINUX RESTART (8 CPU) 12:40:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:04 309.33 4.01 296.65 8.66 846.40 55849.66 301825.13 13:00:11 232.94 0.20 230.02 2.72 1.92 19835.29 34422.97 Average: 270.94 2.09 263.16 5.68 421.96 37748.50 167426.34 12:40:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:04 15042876 30975000 1270996 3.87 376140 15187340 1775632 5.24 5849208 10820168 1077256 13:00:11 12340960 30814336 1392420 4.24 492732 17204996 1928308 5.69 9490552 9480992 3504 Average: 13691918 30894668 1331708 4.05 434436 16196168 1851970 5.46 7669880 10150580 540380 12:40:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:04 lo 0.55 0.55 0.11 0.11 0.00 0.00 0.00 0.00 12:50:04 ens3 143.51 88.48 2783.46 15.73 0.00 0.00 0.00 0.00 12:50:04 docker0 2.99 3.96 0.16 87.68 0.00 0.00 0.00 0.00 13:00:11 lo 0.38 0.38 0.08 0.08 0.00 0.00 0.00 0.00 13:00:11 ens3 94.01 65.67 596.57 2509.06 0.00 0.00 0.00 0.00 13:00:11 docker0 1.37 1.96 0.08 46.99 0.00 0.00 0.00 0.00 Average: lo 0.47 0.47 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 118.63 77.02 1684.31 1268.90 0.00 0.00 0.00 0.00 Average: docker0 2.18 2.95 0.12 67.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3966) 03/22/26 _x86_64_ (8 CPU) 12:39:28 LINUX RESTART (8 CPU) 12:40:04 CPU %user %nice %system %iowait %steal %idle 12:50:04 all 10.76 0.00 4.88 2.35 0.07 81.94 12:50:04 0 9.75 0.00 5.09 3.11 0.07 81.98 12:50:04 1 9.50 0.00 4.45 1.81 0.06 84.17 12:50:04 2 10.99 0.00 5.34 2.42 0.08 81.18 12:50:04 3 13.74 0.00 4.79 2.45 0.07 78.95 12:50:04 4 9.76 0.00 4.93 2.18 0.07 83.05 12:50:04 5 9.12 0.00 4.88 3.22 0.08 82.71 12:50:04 6 10.94 0.00 4.67 2.04 0.07 82.27 12:50:04 7 12.29 0.00 4.89 1.57 0.08 81.18 13:00:11 all 3.71 0.00 2.12 6.18 0.04 87.95 13:00:11 0 3.78 0.00 2.04 3.22 0.05 90.91 13:00:11 1 4.33 0.00 2.28 4.77 0.05 88.57 13:00:11 2 3.43 0.00 2.09 4.51 0.04 89.93 13:00:11 3 3.44 0.00 2.27 4.37 0.04 89.88 13:00:11 4 3.29 0.00 2.31 5.29 0.03 89.08 13:00:11 5 4.12 0.00 2.34 4.04 0.04 89.46 13:00:11 6 3.96 0.00 1.76 20.71 0.04 73.53 13:00:11 7 3.31 0.00 1.87 2.48 0.04 92.29 Average: all 7.21 0.00 3.49 4.28 0.06 84.97 Average: 0 6.75 0.00 3.56 3.16 0.06 86.47 Average: 1 6.90 0.00 3.36 3.30 0.06 86.39 Average: 2 7.18 0.00 3.70 3.47 0.06 85.59 Average: 3 8.55 0.00 3.52 3.42 0.06 84.45 Average: 4 6.50 0.00 3.61 3.75 0.05 86.09 Average: 5 6.60 0.00 3.60 3.63 0.06 86.11 Average: 6 7.42 0.00 3.21 11.46 0.06 77.86 Average: 7 7.77 0.00 3.36 2.03 0.06 86.78