---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-66499 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 9.9G 68G 13% / 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 664 11060 4 4264 14982 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:0a:d3:b6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.162/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84332sec preferred_lft 84332sec inet6 fe80::f816:3eff:fe0a:d3b6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:6f:c0:ee:18:d5 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-66499) 04/04/26 _x86_64_ (4 CPU) 20:53:29 LINUX RESTART (4 CPU) 21:00:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:10:01 23.62 2.61 18.03 2.99 144.83 2831.11 4759.93 21:20:18 48.98 0.04 40.26 8.68 1.63 3653.71 11637.52 Average: 36.65 1.29 29.45 5.91 71.25 3253.81 8294.02 21:00:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:10:01 10873172 13969928 1991904 12.17 132892 3115176 2401336 13.78 501232 4650148 109324 21:20:18 11417600 15412296 543000 3.32 201104 3856592 1059216 6.08 784656 3695256 311400 Average: 11145386 14691112 1267452 7.74 166998 3485884 1730276 9.93 642944 4172702 210362 21:00:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:10:01 lo 1676.68 1676.68 1599.24 1599.24 0.00 0.00 0.00 0.00 21:10:01 ens3 115.93 90.82 806.72 18.93 0.00 0.00 0.00 0.00 21:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:18 lo 4454.39 4454.39 4247.42 4247.42 0.00 0.00 0.00 0.00 21:20:18 ens3 135.55 96.17 115.48 32.57 0.00 0.00 0.00 0.00 21:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3104.02 3104.02 2960.02 2960.02 0.00 0.00 0.00 0.00 Average: ens3 126.01 93.57 451.52 25.94 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-66499) 04/04/26 _x86_64_ (4 CPU) 20:53:29 LINUX RESTART (4 CPU) 21:00:17 CPU %user %nice %system %iowait %steal %idle 21:10:01 all 28.61 0.00 1.62 0.07 0.05 69.65 21:10:01 0 28.17 0.00 1.51 0.07 0.05 70.19 21:10:01 1 29.18 0.00 1.57 0.05 0.05 69.15 21:10:01 2 28.41 0.00 1.66 0.07 0.04 69.82 21:10:01 3 28.67 0.00 1.74 0.09 0.05 69.45 21:20:18 all 63.34 0.00 3.97 0.10 0.08 32.51 21:20:18 0 64.47 0.00 4.19 0.08 0.08 31.18 21:20:18 1 63.35 0.00 3.87 0.15 0.08 32.54 21:20:18 2 63.37 0.00 4.28 0.08 0.08 32.20 21:20:18 3 62.16 0.00 3.54 0.09 0.08 34.13 Average: all 46.42 0.00 2.83 0.09 0.07 50.60 Average: 0 46.79 0.00 2.88 0.08 0.07 50.18 Average: 1 46.69 0.00 2.75 0.10 0.07 50.39 Average: 2 46.35 0.00 3.00 0.07 0.06 50.51 Average: 3 45.86 0.00 2.66 0.09 0.07 51.33