---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-53963 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 680 9451 4 5857 14965 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:73:99:a3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.125/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84035sec preferred_lft 84035sec inet6 fe80::f816:3eff:fe73:99a3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:5b:b8:81:f7:8f 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-53963) 03/29/26 _x86_64_ (4 CPU) 00:58:42 LINUX RESTART (4 CPU) 01:00:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:10:00 34.83 2.39 31.82 0.62 140.59 2365.72 1841.35 01:20:01 25.90 2.47 20.01 3.42 143.86 3682.21 59102.15 01:30:21 22.28 0.15 18.92 3.21 4.70 1717.53 25027.54 Average: 27.53 1.64 23.44 2.45 94.89 2582.41 28957.17 01:00:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:10:00 12948396 15292144 690380 4.22 93800 2446428 1258556 7.22 331236 2792976 5104 01:20:01 9593956 13016344 2942712 17.97 131880 3412144 3200128 18.37 676320 5714188 716 01:30:21 9269324 13100192 2855500 17.44 156512 3766364 2956412 16.97 814984 5872428 21492 Average: 10603892 13802893 2162864 13.21 127397 3208312 2471699 14.19 607513 4793197 9104 01:00:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:10:00 lo 0.32 0.32 0.04 0.04 0.00 0.00 0.00 0.00 01:10:00 ens3 47.61 36.78 350.33 9.18 0.00 0.00 0.00 0.00 01:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:01 lo 22.89 22.89 5.27 5.27 0.00 0.00 0.00 0.00 01:20:01 ens3 63.28 51.30 615.30 10.35 0.00 0.00 0.00 0.00 01:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:21 lo 1285.22 1285.22 1198.84 1198.84 0.00 0.00 0.00 0.00 01:30:21 ens3 41.42 30.60 261.15 8.28 0.00 0.00 0.00 0.00 01:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 450.27 450.27 414.55 414.55 0.00 0.00 0.00 0.00 Average: ens3 50.71 39.51 408.16 9.26 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-53963) 03/29/26 _x86_64_ (4 CPU) 00:58:42 LINUX RESTART (4 CPU) 01:00:21 CPU %user %nice %system %iowait %steal %idle 01:10:00 all 3.11 0.00 0.36 0.29 0.02 96.22 01:10:00 0 5.10 0.00 0.47 0.16 0.02 94.25 01:10:00 1 2.84 0.00 0.30 0.15 0.03 96.68 01:10:00 2 2.28 0.00 0.24 0.06 0.02 97.39 01:10:00 3 2.21 0.00 0.43 0.80 0.02 96.54 01:20:01 all 39.46 0.00 1.41 0.17 0.10 58.86 01:20:01 0 40.07 0.00 1.51 0.23 0.10 58.10 01:20:01 1 38.16 0.00 1.22 0.15 0.10 60.36 01:20:01 2 40.05 0.00 1.58 0.14 0.09 58.13 01:20:01 3 39.58 0.00 1.30 0.18 0.10 58.84 01:30:21 all 30.90 0.00 1.55 0.10 0.09 67.36 01:30:21 0 29.71 0.00 1.59 0.07 0.09 68.55 01:30:21 1 31.02 0.00 1.64 0.06 0.08 67.19 01:30:21 2 31.72 0.00 1.61 0.09 0.09 66.48 01:30:21 3 31.14 0.00 1.37 0.18 0.09 67.22 Average: all 24.81 0.00 1.12 0.19 0.07 73.81 Average: 0 25.24 0.00 1.20 0.15 0.07 73.34 Average: 1 24.33 0.00 1.07 0.12 0.07 74.41 Average: 2 25.02 0.00 1.16 0.10 0.07 73.66 Average: 3 24.66 0.00 1.05 0.38 0.07 73.84