---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-114073 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 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 662 8800 4 6527 14984 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:a5:2d:e4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.80/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84509sec preferred_lft 84509sec inet6 fe80::f816:3eff:fea5:2de4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:9d:30:c3:05:b7 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-114073) 03/06/26 _x86_64_ (4 CPU) 09:24:32 LINUX RESTART (4 CPU) 09:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:12 23.51 0.06 20.87 2.58 6.20 2199.23 21089.58 09:50:00 26.30 0.03 23.77 2.50 0.73 4361.08 22631.79 Average: 24.88 0.05 22.29 2.54 3.52 3261.01 21847.03 09:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:12 9606872 13158728 2799000 17.10 141668 3528068 2826588 16.22 708716 5628864 12604 09:50:00 6588636 11197420 4755856 29.05 162556 4518460 4695648 26.95 1015192 8305980 29728 Average: 8097754 12178074 3777428 23.07 152112 4023264 3761118 21.59 861954 6967422 21166 09:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:12 lo 1350.89 1350.89 1281.18 1281.18 0.00 0.00 0.00 0.00 09:40:12 ens3 26.89 22.74 21.97 6.93 0.00 0.00 0.00 0.00 09:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:00 lo 1045.25 1045.25 1036.17 1036.17 0.00 0.00 0.00 0.00 09:50:00 ens3 26.02 22.63 45.40 6.82 0.00 0.00 0.00 0.00 09:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1200.78 1200.78 1160.84 1160.84 0.00 0.00 0.00 0.00 Average: ens3 26.46 22.69 33.48 6.87 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-114073) 03/06/26 _x86_64_ (4 CPU) 09:24:32 LINUX RESTART (4 CPU) 09:30:03 CPU %user %nice %system %iowait %steal %idle 09:40:12 all 66.81 0.00 2.32 0.08 0.12 30.67 09:40:12 0 64.15 0.00 2.08 0.10 0.12 33.55 09:40:12 1 68.29 0.00 2.29 0.06 0.12 29.24 09:40:12 2 66.98 0.00 2.53 0.07 0.12 30.31 09:40:12 3 67.82 0.00 2.39 0.10 0.12 29.57 09:50:00 all 54.84 0.00 2.13 0.18 0.11 42.74 09:50:00 0 55.85 0.00 2.15 0.22 0.11 41.67 09:50:00 1 56.27 0.00 2.24 0.11 0.11 41.27 09:50:00 2 53.21 0.00 2.07 0.23 0.11 44.37 09:50:00 3 54.04 0.00 2.04 0.16 0.11 43.65 Average: all 60.93 0.00 2.23 0.13 0.11 36.60 Average: 0 60.07 0.00 2.11 0.16 0.11 37.54 Average: 1 62.38 0.00 2.27 0.09 0.11 35.15 Average: 2 60.22 0.00 2.30 0.15 0.12 37.21 Average: 3 61.06 0.00 2.22 0.13 0.11 36.48