---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-15093 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 609 8931 4 6448 15037 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:e7:fc:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.249/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84385sec preferred_lft 84385sec inet6 fe80::f816:3eff:fee7:fcd0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:b9:fb:91:52:e4 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-15093) 12/19/25 _x86_64_ (4 CPU) 10:40:24 LINUX RESTART (4 CPU) 10:50:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:01 27.19 0.08 24.01 3.10 6.88 2405.25 33149.00 11:10:08 35.32 0.13 31.26 3.93 6.33 9535.55 21907.95 Average: 31.32 0.10 27.69 3.52 6.60 6024.50 27443.18 10:50:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:01 8870140 12652296 3304540 20.18 141496 3759420 3400824 19.52 843104 6269828 185024 11:10:08 9160420 15401948 546264 3.34 171864 6098228 1090308 6.26 1693608 5012616 28132 Average: 9015280 14027122 1925402 11.76 156680 4928824 2245566 12.89 1268356 5641222 106578 10:50:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:01 lo 1512.18 1512.18 1433.65 1433.65 0.00 0.00 0.00 0.00 11:00:01 ens3 42.73 36.67 53.54 12.76 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:08 lo 1035.52 1035.52 983.03 983.03 0.00 0.00 0.00 0.00 11:10:08 ens3 71.51 57.55 158.20 42.13 0.00 0.00 0.00 0.00 11:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1270.24 1270.24 1204.92 1204.92 0.00 0.00 0.00 0.00 Average: ens3 57.34 47.27 106.66 27.67 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-15093) 12/19/25 _x86_64_ (4 CPU) 10:40:24 LINUX RESTART (4 CPU) 10:50:12 CPU %user %nice %system %iowait %steal %idle 11:00:01 all 62.60 0.00 2.36 0.28 0.11 34.66 11:00:01 0 62.36 0.00 2.45 0.48 0.11 34.60 11:00:01 1 61.44 0.00 2.15 0.23 0.11 36.07 11:00:01 2 63.94 0.00 2.42 0.14 0.11 33.40 11:00:01 3 62.66 0.00 2.43 0.25 0.11 34.55 11:10:08 all 56.46 0.00 2.37 0.54 0.10 40.52 11:10:08 0 54.15 0.00 2.10 0.20 0.10 43.45 11:10:08 1 58.91 0.00 2.42 0.56 0.10 38.00 11:10:08 2 57.62 0.00 2.60 0.26 0.10 39.42 11:10:08 3 55.15 0.00 2.37 1.16 0.10 41.21 Average: all 59.48 0.00 2.37 0.41 0.11 37.63 Average: 0 58.20 0.00 2.27 0.34 0.11 39.09 Average: 1 60.16 0.00 2.29 0.40 0.11 37.05 Average: 2 60.73 0.00 2.51 0.20 0.10 36.46 Average: 3 58.85 0.00 2.40 0.71 0.11 37.93