---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-781 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: 5599.86 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 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 679 8593 4 6716 14966 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:c3:a2:4d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.126/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84579sec preferred_lft 84579sec inet6 fe80::f816:3eff:fec3:a24d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:cd:a6:f4:e6:61 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-781) 03/17/26 _x86_64_ (4 CPU) 13:36:07 LINUX RESTART (4 CPU) 13:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:50:01 25.12 0.48 21.79 2.85 412.42 2605.26 6375.24 14:00:01 32.78 0.03 29.53 3.21 0.47 4496.33 18955.57 Average: 28.96 0.26 25.68 3.03 205.65 3554.43 12689.61 13:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:01 8779740 12553324 3403860 20.79 140892 3749424 3449152 19.80 830384 6369452 23748 14:00:01 7392584 12175680 3776304 23.06 160588 4692628 3721900 21.36 1112020 7415396 6812 Average: 8086162 12364502 3590082 21.93 150740 4221026 3585526 20.58 971202 6892424 15280 13:40:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:50:01 lo 1317.90 1317.90 1249.40 1249.40 0.00 0.00 0.00 0.00 13:50:01 ens3 44.39 31.75 179.69 10.12 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 lo 1464.43 1464.43 1392.07 1392.07 0.00 0.00 0.00 0.00 14:00:01 ens3 30.42 23.79 45.15 7.86 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1391.44 1391.44 1321.01 1321.01 0.00 0.00 0.00 0.00 Average: ens3 37.38 27.76 112.16 8.98 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-781) 03/17/26 _x86_64_ (4 CPU) 13:36:07 LINUX RESTART (4 CPU) 13:40:05 CPU %user %nice %system %iowait %steal %idle 13:50:01 all 68.52 0.00 2.40 0.62 0.09 28.37 13:50:01 0 67.74 0.00 2.13 1.19 0.09 28.85 13:50:01 1 68.07 0.00 2.28 0.04 0.09 29.52 13:50:01 2 68.90 0.00 2.32 0.08 0.09 28.61 13:50:01 3 69.37 0.00 2.87 1.16 0.09 26.51 14:00:01 all 60.53 0.00 2.47 0.21 0.09 36.70 14:00:01 0 61.09 0.00 2.59 0.35 0.08 35.88 14:00:01 1 59.87 0.00 2.58 0.19 0.09 37.27 14:00:01 2 61.39 0.00 2.14 0.06 0.08 36.33 14:00:01 3 59.78 0.00 2.55 0.25 0.09 37.33 Average: all 64.51 0.00 2.43 0.41 0.09 32.55 Average: 0 64.40 0.00 2.36 0.77 0.09 32.38 Average: 1 63.95 0.00 2.43 0.12 0.09 33.41 Average: 2 65.13 0.00 2.23 0.07 0.09 32.48 Average: 3 64.56 0.00 2.71 0.70 0.09 31.94