---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-15104 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 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 655 8861 4 6472 14991 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:00:ca:7f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.156/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84707sec preferred_lft 84707sec inet6 fe80::f816:3eff:fe00:ca7f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:81:d3:c1:23:95 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-15104) 12/19/25 _x86_64_ (4 CPU) 12:17:10 LINUX RESTART (4 CPU) 12:20:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:20 27.62 0.82 23.52 3.27 424.15 3389.18 23147.48 12:40:45 31.50 0.03 28.34 3.13 0.69 4513.45 34746.27 Average: 29.60 0.42 25.98 3.20 208.13 3962.69 29064.30 12:20:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:20 9415632 12992164 2966184 18.12 135392 3568740 2954184 16.96 809592 5768052 34572 12:40:45 7530972 12171792 3782080 23.10 155020 4563948 3653136 20.97 1108008 7285616 4060 Average: 8473302 12581978 3374132 20.61 145206 4066344 3303660 18.96 958800 6526834 19316 12:20:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:20 lo 1446.87 1446.87 1372.54 1372.54 0.00 0.00 0.00 0.00 12:30:20 ens3 49.61 39.43 185.43 10.11 0.00 0.00 0.00 0.00 12:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:45 lo 1336.72 1336.72 1270.99 1270.99 0.00 0.00 0.00 0.00 12:40:45 ens3 25.16 22.31 26.28 7.40 0.00 0.00 0.00 0.00 12:40:45 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1390.68 1390.68 1320.74 1320.74 0.00 0.00 0.00 0.00 Average: ens3 37.13 30.70 104.24 8.72 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-15104) 12/19/25 _x86_64_ (4 CPU) 12:17:10 LINUX RESTART (4 CPU) 12:20:20 CPU %user %nice %system %iowait %steal %idle 12:30:20 all 68.78 0.00 2.44 0.17 0.11 28.49 12:30:20 0 67.09 0.00 2.29 0.13 0.11 30.39 12:30:20 1 70.10 0.00 2.41 0.10 0.11 27.28 12:30:20 2 69.93 0.00 2.42 0.31 0.11 27.22 12:30:20 3 67.99 0.00 2.65 0.16 0.11 29.09 12:40:45 all 60.20 0.00 2.39 0.30 0.11 37.00 12:40:45 0 59.90 0.00 2.07 0.24 0.10 37.69 12:40:45 1 60.16 0.00 2.45 0.23 0.11 37.05 12:40:45 2 59.87 0.00 2.39 0.27 0.11 37.35 12:40:45 3 60.86 0.00 2.68 0.47 0.11 35.88 Average: all 64.40 0.00 2.42 0.24 0.11 32.83 Average: 0 63.42 0.00 2.18 0.18 0.11 34.12 Average: 1 65.03 0.00 2.43 0.16 0.11 32.26 Average: 2 64.80 0.00 2.41 0.29 0.11 32.39 Average: 3 64.36 0.00 2.67 0.32 0.11 32.55