---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-14588 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 664 8681 4 6643 14981 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:4a:61 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.148/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84675sec preferred_lft 84675sec inet6 fe80::f816:3eff:feed:4a61/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:79:bd:d6:19:19 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-14588) 12/17/25 _x86_64_ (4 CPU) 13:52:08 LINUX RESTART (4 CPU) 14:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:02 26.26 0.01 23.32 2.93 0.20 2277.97 11387.36 14:20:00 26.58 0.02 24.18 2.38 0.47 9487.98 6502.45 Average: 26.42 0.02 23.75 2.66 0.33 5876.96 8948.98 14:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:02 9192656 13149848 2805300 17.13 146328 3919544 3114760 17.88 909424 5869416 29712 14:20:00 8993700 15426716 520084 3.18 173464 6280456 1025064 5.88 1765960 5091640 5428 Average: 9093178 14288282 1662692 10.16 159896 5100000 2069912 11.88 1337692 5480528 17570 14:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:02 lo 1320.31 1320.31 1256.58 1256.58 0.00 0.00 0.00 0.00 14:10:02 ens3 24.50 21.35 14.65 6.95 0.00 0.00 0.00 0.00 14:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:00 lo 802.23 802.23 5200.40 5200.40 0.00 0.00 0.00 0.00 14:20:00 ens3 45.99 37.05 126.51 34.11 0.00 0.00 0.00 0.00 14:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1061.70 1061.70 3225.20 3225.20 0.00 0.00 0.00 0.00 Average: ens3 35.23 29.19 70.49 20.51 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-14588) 12/17/25 _x86_64_ (4 CPU) 13:52:08 LINUX RESTART (4 CPU) 14:00:01 CPU %user %nice %system %iowait %steal %idle 14:10:02 all 65.46 0.00 2.45 0.22 0.17 31.70 14:10:02 0 64.32 0.00 2.51 0.16 0.13 32.89 14:10:02 1 66.81 0.00 2.76 0.11 0.13 30.19 14:10:02 2 65.97 0.00 2.51 0.19 0.13 31.20 14:10:02 3 64.75 0.00 2.04 0.41 0.29 32.51 14:20:00 all 48.85 0.00 1.92 0.50 0.10 48.64 14:20:00 0 52.33 0.00 1.97 0.46 0.10 45.13 14:20:00 1 43.87 0.00 1.89 1.26 0.10 52.89 14:20:00 2 47.89 0.00 2.29 0.18 0.10 49.54 14:20:00 3 51.31 0.00 1.53 0.09 0.10 46.98 Average: all 57.16 0.00 2.19 0.36 0.13 40.16 Average: 0 58.34 0.00 2.24 0.31 0.12 39.00 Average: 1 55.34 0.00 2.32 0.69 0.11 41.53 Average: 2 56.93 0.00 2.40 0.19 0.11 40.37 Average: 3 58.05 0.00 1.79 0.25 0.19 39.73