---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-26 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 23G 133G 15% / 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 855 14662 4 16574 30769 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:e0:7a:52 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.208/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84906sec preferred_lft 84906sec inet6 fe80::f816:3eff:fee0:7a52/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:b0:1f:57:e3:4e 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::1cb0:1fff:fe57:e34e/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-26) 04/09/26 _x86_64_ (8 CPU) 14:36:39 LINUX RESTART (8 CPU) 14:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:01 48.06 1.14 45.03 1.89 67.52 21434.45 34043.68 15:00:15 326.15 0.43 317.73 7.98 5.65 37478.07 30338.51 Average: 188.74 0.78 182.99 4.97 36.22 29550.90 32169.24 14:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:01 22446076 29977592 2315776 7.05 164140 7471720 2509172 7.40 2414812 7375768 25696 15:00:15 12788128 29841236 2356724 7.17 523148 15628148 2512792 7.41 4580232 13788316 102332 Average: 17617102 29909414 2336250 7.11 343644 11549934 2510982 7.40 3497522 10582042 64014 14:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:01 lo 4.64 4.64 1.83 1.83 0.00 0.00 0.00 0.00 14:50:01 ens3 69.41 57.51 961.82 12.47 0.00 0.00 0.00 0.00 14:50:01 docker0 2.98 3.73 0.29 93.30 0.00 0.00 0.00 0.00 14:50:01 vethcbdb382 0.23 0.33 0.02 5.24 0.00 0.00 0.00 0.00 15:00:15 lo 1.22 1.22 0.27 0.27 0.00 0.00 0.00 0.00 15:00:15 ens3 135.79 97.81 1891.96 14.85 0.00 0.00 0.00 0.00 15:00:15 docker0 16.53 28.37 2.57 238.65 0.00 0.00 0.00 0.00 Average: lo 2.91 2.91 1.04 1.04 0.00 0.00 0.00 0.00 Average: ens3 102.99 77.90 1432.38 13.68 0.00 0.00 0.00 0.00 Average: docker0 9.83 16.19 1.45 166.83 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-26) 04/09/26 _x86_64_ (8 CPU) 14:36:39 LINUX RESTART (8 CPU) 14:40:01 CPU %user %nice %system %iowait %steal %idle 14:50:01 all 33.08 0.00 1.53 0.61 0.07 64.70 14:50:01 0 32.47 0.00 1.53 0.18 0.07 65.75 14:50:01 1 35.15 0.00 1.66 0.90 0.08 62.21 14:50:01 2 37.83 0.00 1.64 0.21 0.08 60.24 14:50:01 3 34.24 0.00 1.58 1.17 0.08 62.93 14:50:01 4 28.68 0.00 1.24 0.20 0.07 69.81 14:50:01 5 30.93 0.00 1.75 0.14 0.07 67.11 14:50:01 6 32.48 0.00 1.51 0.74 0.07 65.20 14:50:01 7 32.90 0.00 1.31 1.35 0.08 64.36 15:00:15 all 14.89 0.00 2.85 1.12 0.07 81.07 15:00:15 0 16.33 0.00 2.96 0.34 0.07 80.30 15:00:15 1 11.52 0.00 2.61 0.89 0.07 84.91 15:00:15 2 16.88 0.00 3.57 2.32 0.08 77.15 15:00:15 3 13.72 0.00 3.29 2.26 0.06 80.68 15:00:15 4 10.33 0.00 2.67 1.43 0.06 85.50 15:00:15 5 20.94 0.00 2.48 0.37 0.07 76.13 15:00:15 6 17.28 0.00 2.92 0.80 0.06 78.95 15:00:15 7 12.08 0.00 2.35 0.55 0.06 84.96 Average: all 23.89 0.00 2.20 0.87 0.07 72.97 Average: 0 24.32 0.00 2.25 0.26 0.07 73.09 Average: 1 23.22 0.00 2.14 0.90 0.07 73.67 Average: 2 27.25 0.00 2.61 1.27 0.08 68.78 Average: 3 23.88 0.00 2.44 1.72 0.07 71.89 Average: 4 19.42 0.00 1.96 0.82 0.07 77.73 Average: 5 25.88 0.00 2.12 0.26 0.07 71.67 Average: 6 24.80 0.00 2.22 0.77 0.07 72.15 Average: 7 22.39 0.00 1.84 0.95 0.07 74.76