---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3614 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 13G 66G 16% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 654 8746 4 6588 14992 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:2f:21:b9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.163/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83983sec preferred_lft 83983sec inet6 fe80::f816:3eff:fe2f:21b9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:03:99:7d:cd:5e 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-4c-4g-3614) 04/16/26 _x86_64_ (4 CPU) 11:06:49 LINUX RESTART (4 CPU) 11:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:16 23.76 2.91 18.76 2.09 158.56 3438.68 4245.00 11:30:16 24.83 0.01 22.00 2.81 0.20 2181.53 9544.87 11:40:01 21.11 0.03 19.12 1.96 0.73 3770.63 10022.47 Average: 23.26 1.01 19.95 2.29 54.55 3127.45 7886.79 11:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:16 10136852 13510728 2449172 14.96 134196 3374196 2486052 14.27 634132 5232724 15596 11:30:16 8967876 12763052 3193844 19.51 150352 3744992 3381572 19.41 755452 6240596 20348 11:40:01 5344668 10018156 5935144 36.25 164156 4575620 5487072 31.50 1014856 9524884 29804 Average: 8149799 12097312 3859387 23.57 149568 3898269 3784899 21.73 801480 6999401 21916 11:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:16 lo 1096.63 1096.63 1039.52 1039.52 0.00 0.00 0.00 0.00 11:20:16 ens3 110.83 83.31 936.92 16.44 0.00 0.00 0.00 0.00 11:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:16 lo 1218.14 1218.14 1159.91 1159.91 0.00 0.00 0.00 0.00 11:30:16 ens3 41.87 34.44 45.05 12.41 0.00 0.00 0.00 0.00 11:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 lo 887.41 887.41 5429.21 5429.21 0.00 0.00 0.00 0.00 11:40:01 ens3 26.49 19.30 16.74 7.52 0.00 0.00 0.00 0.00 11:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1069.21 1069.21 2504.59 2504.59 0.00 0.00 0.00 0.00 Average: ens3 60.47 46.24 340.97 12.20 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-4c-4g-3614) 04/16/26 _x86_64_ (4 CPU) 11:06:49 LINUX RESTART (4 CPU) 11:10:01 CPU %user %nice %system %iowait %steal %idle 11:20:16 all 46.36 0.00 1.87 0.12 0.10 51.55 11:20:16 0 45.33 0.00 1.89 0.13 0.10 52.56 11:20:16 1 46.20 0.00 1.66 0.12 0.10 51.92 11:20:16 2 48.24 0.00 1.66 0.08 0.10 49.91 11:20:16 3 45.68 0.00 2.27 0.14 0.09 51.82 11:30:16 all 67.47 0.00 2.31 0.07 0.12 30.02 11:30:16 0 66.53 0.00 2.34 0.05 0.12 30.95 11:30:16 1 68.01 0.00 2.62 0.09 0.12 29.15 11:30:16 2 68.77 0.00 2.07 0.06 0.13 28.98 11:30:16 3 66.58 0.00 2.22 0.08 0.12 31.00 11:40:01 all 46.24 0.00 1.80 0.13 0.11 51.71 11:40:01 0 42.92 0.00 1.91 0.12 0.12 54.93 11:40:01 1 51.75 0.00 1.60 0.09 0.11 46.44 11:40:01 2 44.68 0.00 1.91 0.21 0.11 53.08 11:40:01 3 45.59 0.00 1.78 0.11 0.11 52.40 Average: all 53.36 0.00 1.99 0.11 0.11 44.43 Average: 0 51.62 0.00 2.04 0.10 0.11 46.12 Average: 1 55.27 0.00 1.96 0.10 0.11 42.56 Average: 2 53.92 0.00 1.88 0.12 0.11 43.98 Average: 3 52.62 0.00 2.10 0.11 0.11 45.07