---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1610 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 11G 67G 14% / 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 606 10546 4 4836 15040 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:ed:ff:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.127/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84583sec preferred_lft 84583sec inet6 fe80::f816:3eff:feed:ff54/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:80:66:55:8a:23 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-1610) 03/18/26 _x86_64_ (4 CPU) 09:57:35 LINUX RESTART (4 CPU) 10:00:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:10 19.28 2.99 15.50 0.79 161.21 3739.93 550.78 10:20:01 3.39 0.07 3.21 0.12 6.82 473.63 35.28 Average: 11.41 1.54 9.42 0.46 84.80 2123.31 295.64 10:00:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:10 9608160 12543380 3419984 20.89 111268 2994584 3731800 21.42 480748 5957400 1044 10:20:01 9297748 12363284 3598960 21.98 115640 3110436 3762648 21.60 508892 6221340 60 Average: 9452954 12453332 3509472 21.43 113454 3052510 3747224 21.51 494820 6089370 552 10:00:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:10 lo 0.44 0.44 0.05 0.05 0.00 0.00 0.00 0.00 10:10:10 ens3 84.86 64.02 853.47 8.74 0.00 0.00 0.00 0.00 10:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 0.56 0.56 0.38 0.38 0.00 0.00 0.00 0.00 10:20:01 ens3 8.16 6.45 36.29 1.43 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.50 0.50 0.21 0.21 0.00 0.00 0.00 0.00 Average: ens3 46.90 35.53 449.02 5.12 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-1610) 03/18/26 _x86_64_ (4 CPU) 09:57:35 LINUX RESTART (4 CPU) 10:00:07 CPU %user %nice %system %iowait %steal %idle 10:10:10 all 36.35 0.00 0.92 0.50 0.07 62.16 10:10:10 0 36.12 0.00 0.92 0.94 0.07 61.95 10:10:10 1 39.60 0.00 0.88 0.25 0.07 59.20 10:10:10 2 35.66 0.00 0.83 0.18 0.07 63.26 10:10:10 3 34.02 0.00 1.04 0.63 0.07 64.24 10:20:01 all 44.74 0.00 0.55 0.02 0.08 54.61 10:20:01 0 28.22 0.00 0.48 0.03 0.08 71.19 10:20:01 1 39.84 0.00 0.61 0.02 0.07 59.46 10:20:01 2 64.32 0.00 0.54 0.01 0.09 35.05 10:20:01 3 46.57 0.00 0.59 0.02 0.08 52.75 Average: all 40.50 0.00 0.74 0.26 0.08 58.42 Average: 0 32.21 0.00 0.70 0.49 0.07 66.52 Average: 1 39.72 0.00 0.75 0.14 0.07 59.32 Average: 2 49.84 0.00 0.69 0.09 0.08 49.30 Average: 3 40.23 0.00 0.82 0.33 0.07 58.55