---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-22277 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 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 684 8817 4 6487 14961 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:7f:c1:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.34/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84405sec preferred_lft 84405sec inet6 fe80::f816:3eff:fe7f:c1fc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:7b:1a:fe:ce:a9 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-22277) 03/24/26 _x86_64_ (4 CPU) 11:23:50 LINUX RESTART (4 CPU) 11:30:29 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:40:03 35.28 0.07 18.78 16.43 6.64 2802.28 252903.68 11:50:29 28.07 0.03 25.32 2.72 0.77 4073.72 11324.96 Average: 31.52 0.05 22.19 9.29 3.58 3464.99 126986.81 11:30:29 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:40:03 9689588 13288824 2669272 16.30 142452 3573108 2667192 15.31 707152 5573696 22000 11:50:29 7322304 11901264 4052656 24.75 158452 4492676 4017180 23.06 978548 7635216 2572 Average: 8505946 12595044 3360964 20.53 150452 4032892 3342186 19.18 842850 6604456 12286 11:30:29 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:40:03 lo 1201.51 1201.51 1138.30 1138.30 0.00 0.00 0.00 0.00 11:40:03 ens3 22.71 20.64 19.40 7.06 0.00 0.00 0.00 0.00 11:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:29 lo 1152.67 1152.67 1091.71 1091.71 0.00 0.00 0.00 0.00 11:50:29 ens3 26.34 22.37 41.90 6.63 0.00 0.00 0.00 0.00 11:50:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1176.06 1176.06 1114.01 1114.01 0.00 0.00 0.00 0.00 Average: ens3 24.60 21.54 31.13 6.83 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-22277) 03/24/26 _x86_64_ (4 CPU) 11:23:50 LINUX RESTART (4 CPU) 11:30:29 CPU %user %nice %system %iowait %steal %idle 11:40:03 all 66.71 0.00 2.18 0.45 0.12 30.55 11:40:03 0 65.52 0.00 2.04 0.51 0.12 31.81 11:40:03 1 68.09 0.00 2.34 0.41 0.12 29.03 11:40:03 2 67.21 0.00 2.07 0.17 0.12 30.43 11:40:03 3 66.02 0.00 2.26 0.69 0.12 30.91 11:50:29 all 56.72 0.00 2.21 0.28 0.11 40.68 11:50:29 0 57.38 0.00 2.03 0.31 0.11 40.17 11:50:29 1 56.33 0.00 2.28 0.15 0.11 41.13 11:50:29 2 55.99 0.00 2.25 0.09 0.11 41.57 11:50:29 3 57.19 0.00 2.26 0.59 0.11 39.85 Average: all 61.50 0.00 2.19 0.36 0.12 35.83 Average: 0 61.28 0.00 2.03 0.41 0.12 36.17 Average: 1 61.95 0.00 2.31 0.28 0.12 35.34 Average: 2 61.36 0.00 2.16 0.13 0.11 36.23 Average: 3 61.42 0.00 2.26 0.64 0.12 35.57