---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13328 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: 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 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 717 9751 4 5520 14929 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:54:44:97 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.152/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84820sec preferred_lft 84820sec inet6 fe80::f816:3eff:fe54:4497/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:6b:19:b9:f2:9c 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-13328) 12/13/25 _x86_64_ (4 CPU) 11:09:04 LINUX RESTART (4 CPU) 11:10:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:01 52.57 4.13 32.55 15.88 806.90 7432.89 268270.98 11:30:01 35.23 0.07 31.87 3.29 1.52 4967.59 13032.46 Average: 43.76 2.07 32.21 9.49 397.69 6180.29 138586.81 11:10:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:01 9202232 13245152 2710088 16.55 154532 3978464 2991784 17.17 903164 5850772 114908 11:30:01 7358936 12728512 3220112 19.67 182768 5206536 3589840 20.61 1195516 7322944 341052 Average: 8280584 12986832 2965100 18.11 168650 4592500 3290812 18.89 1049340 6586858 227980 11:10:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:01 lo 744.33 744.33 708.62 708.62 0.00 0.00 0.00 0.00 11:20:01 ens3 101.67 75.75 1105.25 14.22 0.00 0.00 0.00 0.00 11:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:01 lo 1336.06 1336.06 1272.44 1272.44 0.00 0.00 0.00 0.00 11:30:01 ens3 35.63 30.17 223.51 7.85 0.00 0.00 0.00 0.00 11:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1044.98 1044.98 995.09 995.09 0.00 0.00 0.00 0.00 Average: ens3 68.11 52.59 657.24 10.98 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-13328) 12/13/25 _x86_64_ (4 CPU) 11:09:04 LINUX RESTART (4 CPU) 11:10:20 CPU %user %nice %system %iowait %steal %idle 11:20:01 all 63.36 0.00 2.38 0.29 0.10 33.87 11:20:01 0 62.81 0.00 2.01 0.19 0.10 34.89 11:20:01 1 62.63 0.00 2.45 0.35 0.10 34.46 11:20:01 2 65.27 0.00 2.58 0.18 0.10 31.87 11:20:01 3 62.72 0.00 2.47 0.43 0.11 34.27 11:30:01 all 55.86 0.00 2.42 0.12 0.11 41.49 11:30:01 0 56.65 0.00 2.36 0.09 0.11 40.79 11:30:01 1 55.59 0.00 2.78 0.19 0.11 41.33 11:30:01 2 57.75 0.00 2.48 0.10 0.10 39.57 11:30:01 3 53.44 0.00 2.06 0.11 0.10 44.29 Average: all 59.55 0.00 2.40 0.20 0.10 37.74 Average: 0 59.68 0.00 2.19 0.14 0.10 37.88 Average: 1 59.05 0.00 2.62 0.27 0.11 37.95 Average: 2 61.45 0.00 2.53 0.14 0.10 35.78 Average: 3 58.00 0.00 2.26 0.27 0.11 39.36