---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-22389 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 11G 67G 14% / 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 640 10458 4 4890 15006 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:d8:27:a3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.30/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84612sec preferred_lft 84612sec inet6 fe80::f816:3eff:fed8:27a3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:86:86:a0:fe:36 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-22389) 03/24/26 _x86_64_ (4 CPU) 21:55:16 LINUX RESTART (4 CPU) 22:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:19 10.39 1.72 8.23 0.44 118.75 2063.08 520.20 22:20:28 3.34 0.20 3.05 0.10 6.64 476.13 140.28 Average: 6.88 0.96 5.65 0.27 63.04 1274.41 331.39 22:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:19 9655144 12714280 3248116 19.84 114696 3109096 3426492 19.67 517412 5851688 1020 22:20:28 10259376 13468344 2492892 15.23 119272 3242268 2670620 15.33 550176 5203252 12884 Average: 9957260 13091312 2870504 17.53 116984 3175682 3048556 17.50 533794 5527470 6952 22:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:19 lo 0.36 0.36 0.03 0.03 0.00 0.00 0.00 0.00 22:10:19 ens3 50.70 36.96 499.97 4.79 0.00 0.00 0.00 0.00 22:10:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:28 lo 0.73 0.73 0.37 0.37 0.00 0.00 0.00 0.00 22:20:28 ens3 5.93 4.89 29.87 1.21 0.00 0.00 0.00 0.00 22:20:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.54 0.54 0.20 0.20 0.00 0.00 0.00 0.00 Average: ens3 28.45 21.02 266.34 3.01 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-22389) 03/24/26 _x86_64_ (4 CPU) 21:55:16 LINUX RESTART (4 CPU) 22:00:02 CPU %user %nice %system %iowait %steal %idle 22:10:19 all 49.85 0.00 0.94 0.08 0.08 49.06 22:10:19 0 50.10 0.00 0.99 0.12 0.07 48.72 22:10:19 1 50.72 0.00 1.04 0.08 0.08 48.09 22:10:19 2 50.28 0.00 0.73 0.05 0.08 48.86 22:10:19 3 48.29 0.00 0.99 0.09 0.07 50.55 22:20:28 all 44.60 0.00 0.52 0.01 0.07 54.80 22:20:28 0 47.15 0.00 0.46 0.00 0.07 52.31 22:20:28 1 43.31 0.00 0.55 0.01 0.07 56.06 22:20:28 2 36.17 0.00 0.59 0.02 0.07 63.16 22:20:28 3 51.76 0.00 0.49 0.02 0.08 47.65 Average: all 47.24 0.00 0.73 0.05 0.07 51.91 Average: 0 48.63 0.00 0.72 0.06 0.07 50.51 Average: 1 47.04 0.00 0.79 0.05 0.07 52.05 Average: 2 43.26 0.00 0.66 0.03 0.07 55.98 Average: 3 50.02 0.00 0.74 0.06 0.08 49.11