---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11414 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 65G 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 651 8393 4 6943 14995 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:f7:85:18 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.60/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83870sec preferred_lft 83870sec inet6 fe80::f816:3eff:fef7:8518/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:76:b8:60:36:12 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-11414) 05/06/26 _x86_64_ (4 CPU) 12:39:23 LINUX RESTART (4 CPU) 12:40:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:01 54.71 4.89 47.38 2.44 284.26 5688.02 4065.84 13:00:13 27.00 0.01 23.81 3.17 0.20 2105.59 14309.17 13:10:01 22.17 0.03 20.11 2.03 0.74 3894.99 9415.37 13:20:01 11.41 0.29 9.79 1.32 11.39 7381.98 1222.68 Average: 28.74 1.29 25.20 2.24 73.28 4755.23 7290.17 12:40:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:01 10250084 13620876 2339244 14.29 131956 3375256 2500308 14.35 632840 5117204 12224 13:00:13 9473704 13217440 2739200 16.73 151016 3698344 2747088 15.77 745068 5748156 26060 13:10:01 5869288 10576012 5376840 32.84 165068 4605596 5199044 29.84 1020380 9021228 29628 13:20:01 8616512 15366920 578872 3.54 184040 6565584 1121628 6.44 1756788 5452800 204 Average: 8552397 13195312 2758539 16.85 158020 4561195 2892017 16.60 1038769 6334847 17029 12:40:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:01 lo 863.50 863.50 816.49 816.49 0.00 0.00 0.00 0.00 12:50:01 ens3 142.81 106.70 1191.00 20.94 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:13 lo 1661.85 1661.85 1583.61 1583.61 0.00 0.00 0.00 0.00 13:00:13 ens3 34.39 28.78 14.97 10.68 0.00 0.00 0.00 0.00 13:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:01 lo 807.25 807.25 2643.79 2643.79 0.00 0.00 0.00 0.00 13:10:01 ens3 34.42 27.46 27.25 9.85 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 2375.51 2375.51 7381.73 7381.73 0.00 0.00 0.00 0.00 13:20:01 ens3 79.11 92.49 142.86 1198.52 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1433.93 1433.93 3111.07 3111.07 0.00 0.00 0.00 0.00 Average: ens3 72.40 63.70 340.49 311.36 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-11414) 05/06/26 _x86_64_ (4 CPU) 12:39:23 LINUX RESTART (4 CPU) 12:40:10 CPU %user %nice %system %iowait %steal %idle 12:50:01 all 46.29 0.00 2.08 0.68 0.10 50.85 12:50:01 0 46.21 0.00 2.28 0.40 0.10 51.00 12:50:01 1 44.80 0.00 1.94 0.69 0.10 52.46 12:50:01 2 46.28 0.00 1.92 0.61 0.10 51.09 12:50:01 3 47.88 0.00 2.17 1.01 0.10 48.84 13:00:13 all 64.16 0.00 2.51 1.10 0.14 32.10 13:00:13 0 64.51 0.00 2.57 0.74 0.14 32.05 13:00:13 1 63.56 0.00 2.45 1.17 0.13 32.68 13:00:13 2 64.49 0.00 2.52 0.47 0.13 32.39 13:00:13 3 64.09 0.00 2.49 2.01 0.14 31.26 13:10:01 all 53.43 0.00 2.09 0.17 0.12 44.19 13:10:01 0 54.25 0.00 2.31 0.19 0.12 43.13 13:10:01 1 54.95 0.00 2.17 0.28 0.11 42.49 13:10:01 2 52.70 0.00 2.06 0.07 0.12 45.06 13:10:01 3 51.80 0.00 1.82 0.17 0.12 46.10 13:20:01 all 31.73 0.00 1.19 1.27 0.08 65.73 13:20:01 0 19.85 0.00 1.11 0.99 0.06 77.98 13:20:01 1 24.86 0.00 1.33 1.22 0.07 72.52 13:20:01 2 45.61 0.00 1.41 1.24 0.09 51.65 13:20:01 3 36.71 0.00 0.93 1.61 0.08 60.67 Average: all 48.94 0.00 1.97 0.81 0.11 48.17 Average: 0 46.18 0.00 2.07 0.58 0.11 51.06 Average: 1 47.07 0.00 1.97 0.85 0.10 50.00 Average: 2 52.35 0.00 1.98 0.60 0.11 44.96 Average: 3 50.17 0.00 1.85 1.21 0.11 46.66