---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-66725 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: 5600.00 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 720 9670 4 5597 14925 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:73:ea:8c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.67/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84629sec preferred_lft 84629sec inet6 fe80::f816:3eff:fe73:ea8c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:f1:a1:13:60:1a 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-66725) 04/05/26 _x86_64_ (4 CPU) 12:35:27 LINUX RESTART (4 CPU) 12:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:07 28.80 0.53 25.22 3.06 18.12 3817.15 17566.17 13:00:18 26.41 0.03 23.46 2.92 1.28 5955.66 11021.35 Average: 27.60 0.28 24.33 2.99 9.66 4891.82 14277.19 12:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:07 9846056 13576672 2379100 14.53 164624 3652408 2670828 15.33 731912 5347484 15044 13:00:18 7455508 12587336 3362232 20.54 189500 4957716 3615032 20.75 1025424 7397900 25840 Average: 8650782 13082004 2870666 17.53 177062 4305062 3142930 18.04 878668 6372692 20442 12:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:07 lo 1359.53 1359.53 1295.75 1295.75 0.00 0.00 0.00 0.00 12:50:07 ens3 54.10 41.44 325.52 13.86 0.00 0.00 0.00 0.00 12:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:18 lo 782.82 782.82 745.40 745.40 0.00 0.00 0.00 0.00 13:00:18 ens3 43.85 35.72 228.37 12.06 0.00 0.00 0.00 0.00 13:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1069.72 1069.72 1019.18 1019.18 0.00 0.00 0.00 0.00 Average: ens3 48.95 38.57 276.70 12.96 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-4c-4g-66725) 04/05/26 _x86_64_ (4 CPU) 12:35:27 LINUX RESTART (4 CPU) 12:40:01 CPU %user %nice %system %iowait %steal %idle 12:50:07 all 64.76 0.00 2.35 0.06 0.08 32.74 12:50:07 0 63.74 0.00 2.37 0.05 0.08 33.76 12:50:07 1 66.85 0.00 2.52 0.05 0.08 30.50 12:50:07 2 64.57 0.00 2.21 0.05 0.08 33.07 12:50:07 3 63.90 0.00 2.30 0.10 0.08 33.63 13:00:18 all 59.61 0.00 2.14 0.08 0.08 38.09 13:00:18 0 58.10 0.00 2.30 0.10 0.08 39.42 13:00:18 1 61.31 0.00 2.05 0.05 0.08 36.51 13:00:18 2 59.74 0.00 1.95 0.11 0.08 38.12 13:00:18 3 59.28 0.00 2.27 0.05 0.08 38.31 Average: all 62.17 0.00 2.25 0.07 0.08 35.43 Average: 0 60.90 0.00 2.34 0.07 0.08 36.61 Average: 1 64.06 0.00 2.28 0.05 0.08 33.52 Average: 2 62.14 0.00 2.08 0.08 0.08 35.61 Average: 3 61.58 0.00 2.29 0.07 0.08 35.98