---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4162 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 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 937 19911 4 11243 30687 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:63:9c:7b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.33/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84764sec preferred_lft 84764sec inet6 fe80::f816:3eff:fe63:9c7b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:fc:7a:2a:c7:b0 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-4162) 04/06/26 _x86_64_ (8 CPU) 12:49:15 LINUX RESTART (8 CPU) 12:50:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:00:01 376.31 5.08 364.66 6.57 280.44 24567.99 10678.96 13:10:07 9.94 0.24 8.53 1.17 3.59 753.07 597.06 Average: 191.31 2.64 184.83 3.84 140.64 12542.53 5588.05 12:50:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:00:01 16207948 24908212 7339236 22.33 467156 7785636 10862652 32.03 1480304 13972700 22756 13:10:07 15991808 24854224 7389176 22.49 473904 7921424 13349468 39.37 1522908 14127892 3552 Average: 16099878 24881218 7364206 22.41 470530 7853530 12106060 35.70 1501606 14050296 13154 12:50:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:00:01 lo 1.77 1.77 1.02 1.02 0.00 0.00 0.00 0.00 13:00:01 ens3 496.96 258.25 1881.36 100.21 0.00 0.00 0.00 0.00 13:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:07 lo 5.81 5.81 0.97 0.97 0.00 0.00 0.00 0.00 13:10:07 ens3 110.22 60.39 45.42 32.40 0.00 0.00 0.00 0.00 13:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.81 3.81 1.00 1.00 0.00 0.00 0.00 0.00 Average: ens3 301.68 158.34 954.29 65.96 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-4162) 04/06/26 _x86_64_ (8 CPU) 12:49:15 LINUX RESTART (8 CPU) 12:50:06 CPU %user %nice %system %iowait %steal %idle 13:00:01 all 60.83 0.00 3.68 0.35 0.10 35.04 13:00:01 0 62.90 0.00 3.74 0.51 0.11 32.74 13:00:01 1 60.86 0.00 3.35 0.27 0.10 35.43 13:00:01 2 61.06 0.00 3.42 0.20 0.10 35.22 13:00:01 3 56.69 0.00 3.79 0.39 0.11 39.02 13:00:01 4 60.16 0.00 3.67 0.35 0.10 35.72 13:00:01 5 63.10 0.00 3.65 0.21 0.10 32.94 13:00:01 6 61.09 0.00 4.13 0.52 0.10 34.15 13:00:01 7 60.79 0.00 3.67 0.34 0.11 35.09 13:10:07 all 96.95 0.00 2.86 0.00 0.13 0.07 13:10:07 0 97.26 0.00 2.57 0.00 0.13 0.04 13:10:07 1 96.86 0.00 2.94 0.00 0.13 0.07 13:10:07 2 96.82 0.00 3.00 0.00 0.12 0.05 13:10:07 3 96.83 0.00 2.98 0.00 0.12 0.07 13:10:07 4 97.11 0.00 2.70 0.00 0.13 0.06 13:10:07 5 96.97 0.00 2.82 0.00 0.13 0.07 13:10:07 6 96.79 0.00 3.00 0.00 0.13 0.08 13:10:07 7 96.91 0.00 2.90 0.00 0.13 0.07 Average: all 79.11 0.00 3.26 0.17 0.12 17.34 Average: 0 80.29 0.00 3.15 0.25 0.12 16.20 Average: 1 79.07 0.00 3.14 0.13 0.11 17.55 Average: 2 79.16 0.00 3.21 0.10 0.11 17.42 Average: 3 77.02 0.00 3.38 0.19 0.11 19.29 Average: 4 78.87 0.00 3.18 0.17 0.12 17.66 Average: 5 80.24 0.00 3.23 0.10 0.12 16.31 Average: 6 79.16 0.00 3.56 0.26 0.12 16.91 Average: 7 79.06 0.00 3.28 0.17 0.12 17.37