---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6410 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: 5599.99 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 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 653 8645 4 6689 14992 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:3e:70:47 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.125/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84540sec preferred_lft 84540sec inet6 fe80::f816:3eff:fe3e:7047/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:95:91:0a:a2:2c 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-6410) 03/20/26 _x86_64_ (4 CPU) 13:09:27 LINUX RESTART (4 CPU) 13:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:01 67.75 7.86 56.15 3.74 1086.79 7425.39 23380.00 13:30:00 25.50 0.02 22.80 2.68 0.23 2269.50 29981.78 Average: 46.67 3.95 39.51 3.21 544.58 4852.54 26674.37 13:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:01 9184984 13005880 2951328 18.03 136988 3805408 3046336 17.49 768112 6036608 203056 13:30:00 8687684 12733072 3220704 19.67 159472 3982320 3156884 18.12 858292 6396076 28688 Average: 8936334 12869476 3086016 18.85 148230 3893864 3101610 17.80 813202 6216342 115872 13:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:01 lo 1528.70 1528.70 1450.28 1450.28 0.00 0.00 0.00 0.00 13:20:01 ens3 158.94 114.77 1375.30 21.18 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 13:30:00 lo 1134.54 1134.54 1080.53 1080.53 0.00 0.00 0.00 0.00 13:30:00 ens3 24.51 22.06 42.00 6.58 0.00 0.00 0.00 0.00 13:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1332.01 1332.01 1265.77 1265.77 0.00 0.00 0.00 0.00 Average: ens3 91.86 68.51 709.97 13.89 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-6410) 03/20/26 _x86_64_ (4 CPU) 13:09:27 LINUX RESTART (4 CPU) 13:10:00 CPU %user %nice %system %iowait %steal %idle 13:20:01 all 61.95 0.00 2.77 0.93 0.11 34.24 13:20:01 0 61.52 0.00 2.87 1.23 0.10 34.28 13:20:01 1 61.59 0.00 2.99 0.30 0.10 35.01 13:20:01 2 65.99 0.00 2.77 1.18 0.11 29.95 13:20:01 3 58.70 0.00 2.47 1.00 0.11 37.72 13:30:00 all 65.62 0.00 2.34 0.35 0.12 31.58 13:30:00 0 67.04 0.00 2.13 0.37 0.11 30.35 13:30:00 1 65.82 0.00 2.22 0.25 0.11 31.60 13:30:00 2 63.79 0.00 2.81 0.59 0.12 32.69 13:30:00 3 65.82 0.00 2.19 0.20 0.12 31.68 Average: all 63.78 0.00 2.56 0.64 0.11 32.91 Average: 0 64.28 0.00 2.50 0.80 0.11 32.32 Average: 1 63.70 0.00 2.61 0.28 0.11 33.31 Average: 2 64.89 0.00 2.79 0.89 0.11 31.32 Average: 3 62.25 0.00 2.33 0.60 0.11 34.70