---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-14667 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 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 614 10349 4 5025 15032 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:40:f9:21 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.200/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84718sec preferred_lft 84718sec inet6 fe80::f816:3eff:fe40:f921/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:16:f1:70:ab:ac 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-14667) 12/18/25 _x86_64_ (4 CPU) 00:28:05 LINUX RESTART (4 CPU) 00:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 14.99 2.22 12.02 0.75 729.40 3173.45 6438.38 00:50:09 3.54 0.19 3.25 0.10 6.21 471.13 132.14 Average: 9.22 1.20 7.59 0.42 364.56 1810.18 3257.00 00:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 9140576 12348200 3613976 22.07 113972 3260424 3789396 21.75 678100 6220224 440 00:50:09 10146680 13491676 2469680 15.08 117812 3383328 2659128 15.26 705148 5174032 2672 Average: 9643628 12919938 3041828 18.58 115892 3321876 3224262 18.51 691624 5697128 1556 00:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 0.59 0.59 0.26 0.26 0.00 0.00 0.00 0.00 00:40:01 ens3 53.90 40.36 501.07 5.98 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:09 lo 0.53 0.53 0.17 0.17 0.00 0.00 0.00 0.00 00:50:09 ens3 7.60 4.96 30.36 1.81 0.00 0.00 0.00 0.00 00:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.56 0.56 0.21 0.21 0.00 0.00 0.00 0.00 Average: ens3 30.54 22.50 263.61 3.88 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-14667) 12/18/25 _x86_64_ (4 CPU) 00:28:05 LINUX RESTART (4 CPU) 00:30:04 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 53.27 0.00 1.19 0.13 0.09 45.31 00:40:01 0 55.37 0.00 1.14 0.15 0.09 43.26 00:40:01 1 52.25 0.00 1.01 0.07 0.09 46.58 00:40:01 2 56.57 0.00 1.31 0.09 0.09 41.94 00:40:01 3 48.89 0.00 1.30 0.23 0.09 49.49 00:50:09 all 49.99 0.00 0.56 0.02 0.08 49.34 00:50:09 0 40.32 0.00 0.54 0.04 0.08 59.02 00:50:09 1 49.29 0.00 0.62 0.03 0.09 49.98 00:50:09 2 39.78 0.00 0.46 0.01 0.07 59.68 00:50:09 3 70.61 0.00 0.62 0.01 0.10 28.67 Average: all 51.62 0.00 0.87 0.08 0.09 47.35 Average: 0 47.77 0.00 0.84 0.09 0.08 51.22 Average: 1 50.76 0.00 0.82 0.05 0.09 48.29 Average: 2 48.10 0.00 0.88 0.05 0.08 50.89 Average: 3 59.86 0.00 0.96 0.12 0.09 38.98