---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6737 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 762 20176 4 11153 30861 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:6e:14:cb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.41/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84594sec preferred_lft 84594sec inet6 fe80::f816:3eff:fe6e:14cb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:7b:d0:71:fc:a5 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 ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-6737) 04/28/26 _x86_64_ (8 CPU) 11:36:54 LINUX RESTART (8 CPU) 11:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:00 270.33 1.14 263.62 5.57 28.81 27340.80 5797.57 12:00:00 8.24 0.24 6.93 1.07 3.00 623.69 351.20 Average: 139.28 0.69 135.28 3.32 15.91 13982.25 3074.39 11:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:00 16900976 25522004 6725708 20.47 465028 7709384 10360348 30.55 1462108 13306956 3044 12:00:00 17092496 25853936 6391032 19.45 471528 7829128 8922032 26.31 1493220 13059740 2720 Average: 16996736 25687970 6558370 19.96 468278 7769256 9641190 28.43 1477664 13183348 2882 11:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:00 lo 1.60 1.60 0.97 0.97 0.00 0.00 0.00 0.00 11:50:00 ens3 341.46 190.83 929.88 79.08 0.00 0.00 0.00 0.00 11:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:00 lo 5.84 5.84 0.98 0.98 0.00 0.00 0.00 0.00 12:00:00 ens3 89.19 55.65 38.75 27.69 0.00 0.00 0.00 0.00 12:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.72 3.72 0.97 0.97 0.00 0.00 0.00 0.00 Average: ens3 215.32 123.24 484.31 53.38 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-6737) 04/28/26 _x86_64_ (8 CPU) 11:36:54 LINUX RESTART (8 CPU) 11:40:00 CPU %user %nice %system %iowait %steal %idle 11:50:00 all 74.24 0.00 3.82 0.47 0.16 21.31 11:50:00 0 73.02 0.00 3.82 0.49 0.16 22.51 11:50:00 1 75.08 0.00 3.72 0.35 0.17 20.68 11:50:00 2 73.37 0.00 3.96 0.51 0.16 22.00 11:50:00 3 72.97 0.00 3.79 0.52 0.16 22.57 11:50:00 4 77.92 0.00 3.69 0.53 0.16 17.70 11:50:00 5 74.25 0.00 3.87 0.43 0.17 21.27 11:50:00 6 74.39 0.00 3.96 0.43 0.15 21.07 11:50:00 7 72.89 0.00 3.79 0.52 0.16 22.65 12:00:00 all 96.82 0.00 2.95 0.00 0.18 0.05 12:00:00 0 96.87 0.00 2.92 0.00 0.18 0.03 12:00:00 1 96.89 0.00 2.89 0.00 0.18 0.05 12:00:00 2 96.89 0.00 2.89 0.00 0.18 0.05 12:00:00 3 96.47 0.00 3.30 0.00 0.18 0.05 12:00:00 4 96.83 0.00 2.95 0.00 0.18 0.05 12:00:00 5 96.98 0.00 2.79 0.00 0.18 0.06 12:00:00 6 96.87 0.00 2.88 0.00 0.19 0.06 12:00:00 7 96.80 0.00 2.98 0.00 0.17 0.05 Average: all 85.55 0.00 3.39 0.24 0.17 10.66 Average: 0 84.96 0.00 3.37 0.24 0.17 11.26 Average: 1 86.00 0.00 3.31 0.17 0.17 10.34 Average: 2 85.15 0.00 3.42 0.26 0.17 11.00 Average: 3 84.73 0.00 3.54 0.26 0.17 11.30 Average: 4 87.39 0.00 3.32 0.27 0.17 8.85 Average: 5 85.64 0.00 3.33 0.21 0.18 10.64 Average: 6 85.65 0.00 3.42 0.22 0.17 10.54 Average: 7 84.86 0.00 3.38 0.26 0.16 11.34