---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13843 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 11G 145G 7% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 696 26711 4 4684 30928 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:8b:3c:41 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.25/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84780sec preferred_lft 84780sec inet6 fe80::f816:3eff:fe8b:3c41/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:dc:0d:f6:89:20 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-8c-8g-13843) 12/15/25 _x86_64_ (8 CPU) 12:59:24 LINUX RESTART (8 CPU) 13:00:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:00 39.52 4.03 32.18 3.31 800.45 6047.40 11942.62 13:20:15 31.40 0.13 27.20 4.07 5.46 2550.30 9086.00 Average: 35.36 2.03 29.63 3.70 393.07 4255.36 10478.78 13:00:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:00 26076712 29519932 2790908 8.49 150476 3547380 3024248 8.92 822800 5552680 3780 13:20:15 25476696 29436784 2868800 8.73 191248 3972012 2891488 8.53 962940 5930680 31920 Average: 25776704 29478358 2829854 8.61 170862 3759696 2957868 8.72 892870 5741680 17850 13:00:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:00 lo 849.02 849.02 808.26 808.26 0.00 0.00 0.00 0.00 13:10:00 ens3 141.15 109.77 1124.80 22.73 0.00 0.00 0.00 0.00 13:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:15 lo 1643.61 1643.61 1564.01 1564.01 0.00 0.00 0.00 0.00 13:20:15 ens3 53.13 38.77 20.43 15.31 0.00 0.00 0.00 0.00 13:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1256.20 1256.20 1195.54 1195.54 0.00 0.00 0.00 0.00 Average: ens3 96.05 73.39 558.88 18.93 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-8c-8g-13843) 12/15/25 _x86_64_ (8 CPU) 12:59:24 LINUX RESTART (8 CPU) 13:00:14 CPU %user %nice %system %iowait %steal %idle 13:10:00 all 26.40 0.00 1.28 0.15 0.06 72.11 13:10:00 0 24.24 0.00 1.18 0.52 0.05 74.02 13:10:00 1 28.57 0.00 1.47 0.21 0.06 69.69 13:10:00 2 29.26 0.00 1.52 0.07 0.06 69.09 13:10:00 3 27.77 0.00 1.08 0.05 0.07 71.04 13:10:00 4 24.28 0.00 1.32 0.13 0.05 74.21 13:10:00 5 25.72 0.00 1.20 0.09 0.05 72.93 13:10:00 6 27.69 0.00 1.36 0.07 0.06 70.82 13:10:00 7 23.66 0.00 1.12 0.06 0.05 75.11 13:20:15 all 38.04 0.00 1.64 0.06 0.07 60.18 13:20:15 0 36.64 0.00 1.63 0.04 0.07 61.62 13:20:15 1 37.78 0.00 1.77 0.06 0.07 60.31 13:20:15 2 39.34 0.00 1.64 0.06 0.08 58.90 13:20:15 3 38.92 0.00 1.71 0.05 0.08 59.24 13:20:15 4 39.02 0.00 1.66 0.06 0.07 59.19 13:20:15 5 34.88 0.00 1.42 0.13 0.07 63.50 13:20:15 6 41.65 0.00 1.94 0.04 0.07 56.29 13:20:15 7 36.09 0.00 1.38 0.06 0.06 62.41 Average: all 32.36 0.00 1.47 0.11 0.06 66.00 Average: 0 30.59 0.00 1.41 0.27 0.06 67.66 Average: 1 33.29 0.00 1.63 0.14 0.07 64.88 Average: 2 34.43 0.00 1.58 0.06 0.07 63.86 Average: 3 33.48 0.00 1.40 0.05 0.07 64.99 Average: 4 31.83 0.00 1.50 0.09 0.06 66.52 Average: 5 30.41 0.00 1.31 0.11 0.06 68.10 Average: 6 34.84 0.00 1.66 0.06 0.07 63.38 Average: 7 30.03 0.00 1.25 0.06 0.06 68.60