---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-53817 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 12G 67G 15% / 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 732 9396 4 5859 14914 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:db:77:59 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.111/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83880sec preferred_lft 83880sec inet6 fe80::f816:3eff:fedb:7759/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:95:2b:bb:9a:80 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-53817) 03/28/26 _x86_64_ (4 CPU) 20:24:28 LINUX RESTART (4 CPU) 20:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:12 16.47 2.28 13.12 1.06 134.01 4034.86 3346.58 20:50:01 59.31 0.31 47.58 11.42 9.58 4115.95 19149.14 21:00:12 48.80 0.29 28.48 20.02 11.66 4829.53 236565.21 Average: 41.31 0.97 29.51 10.83 52.26 4329.45 87203.38 20:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:12 9001908 12832364 3123100 19.07 176048 3732004 3415800 19.61 725300 6207304 148128 20:50:01 8506284 13067564 2881940 17.60 207200 4379104 3113208 17.87 891004 6468896 117288 21:00:12 9738516 15372144 572872 3.50 243008 5356272 1109632 6.37 1271636 4786748 4 Average: 9082236 13757357 2192637 13.39 208752 4489127 2546213 14.62 962647 5820983 88473 20:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:12 lo 1.35 1.35 0.14 0.14 0.00 0.00 0.00 0.00 20:40:12 ens3 103.00 80.85 557.77 21.80 0.00 0.00 0.00 0.00 20:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 lo 5777.27 5777.27 5509.72 5509.72 0.00 0.00 0.00 0.00 20:50:01 ens3 96.29 70.95 271.18 21.18 0.00 0.00 0.00 0.00 20:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:12 lo 2594.61 2594.61 2466.18 2466.18 0.00 0.00 0.00 0.00 21:00:12 ens3 88.95 78.33 105.95 102.46 0.00 0.00 0.00 0.00 21:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2754.36 2754.36 2623.62 2623.62 0.00 0.00 0.00 0.00 Average: ens3 96.08 76.78 312.10 48.82 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-53817) 03/28/26 _x86_64_ (4 CPU) 20:24:28 LINUX RESTART (4 CPU) 20:30:01 CPU %user %nice %system %iowait %steal %idle 20:40:12 all 68.54 0.00 2.37 0.07 0.10 28.93 20:40:12 0 68.14 0.00 2.06 0.03 0.10 29.67 20:40:12 1 67.37 0.00 2.14 0.11 0.10 30.28 20:40:12 2 69.90 0.00 2.46 0.08 0.10 27.46 20:40:12 3 68.76 0.00 2.80 0.05 0.10 28.29 20:50:01 all 61.59 0.00 4.15 0.13 0.09 34.03 20:50:01 0 60.83 0.00 3.77 0.13 0.09 35.17 20:50:01 1 61.40 0.00 4.45 0.10 0.09 33.97 20:50:01 2 62.15 0.00 4.33 0.18 0.09 33.25 20:50:01 3 61.97 0.00 4.06 0.13 0.10 33.75 21:00:12 all 48.56 0.00 2.80 0.16 0.08 48.40 21:00:12 0 47.08 0.00 2.97 0.22 0.08 49.66 21:00:12 1 46.95 0.00 2.94 0.21 0.08 49.82 21:00:12 2 47.83 0.00 2.58 0.12 0.09 49.38 21:00:12 3 52.40 0.00 2.71 0.08 0.09 44.73 Average: all 59.54 0.00 3.09 0.12 0.09 37.16 Average: 0 58.65 0.00 2.92 0.13 0.09 38.21 Average: 1 58.53 0.00 3.16 0.14 0.09 38.08 Average: 2 59.94 0.00 3.11 0.13 0.09 36.74 Average: 3 61.03 0.00 3.18 0.09 0.09 35.61