---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11890 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 645 10517 4 4826 15001 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:f7:5c:31 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.103/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84817sec preferred_lft 84817sec inet6 fe80::f816:3eff:fef7:5c31/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:fe:2f:4e:db:04 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-11890) 12/09/25 _x86_64_ (4 CPU) 09:04:42 LINUX RESTART (4 CPU) 09:10:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:18 4.13 0.07 3.90 0.16 6.91 626.87 19.75 09:30:05 19.64 0.55 17.58 1.52 20.00 2512.36 12451.72 Average: 11.78 0.31 10.64 0.83 13.36 1556.08 6146.46 09:10:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:18 9568196 12624212 3339504 20.40 111664 3111312 3530392 20.26 624588 5835928 788 09:30:05 10841752 15416628 540876 3.30 131808 4551056 998200 5.73 990848 4099828 1066884 Average: 10204974 14020420 1940190 11.85 121736 3831184 2264296 13.00 807718 4967878 533836 09:10:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:18 lo 0.61 0.61 0.37 0.37 0.00 0.00 0.00 0.00 09:20:18 ens3 9.32 7.70 37.41 2.39 0.00 0.00 0.00 0.00 09:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:05 lo 510.18 510.18 486.02 486.02 0.00 0.00 0.00 0.00 09:30:05 ens3 45.52 35.59 492.96 5.85 0.00 0.00 0.00 0.00 09:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 251.73 251.73 239.71 239.71 0.00 0.00 0.00 0.00 Average: ens3 27.16 21.44 261.91 4.09 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-11890) 12/09/25 _x86_64_ (4 CPU) 09:04:42 LINUX RESTART (4 CPU) 09:10:14 CPU %user %nice %system %iowait %steal %idle 09:20:18 all 50.85 0.00 0.65 0.02 0.07 48.40 09:20:18 0 45.18 0.00 0.53 0.00 0.07 54.21 09:20:18 1 43.11 0.00 0.65 0.02 0.08 56.14 09:20:18 2 74.60 0.00 0.83 0.01 0.08 24.48 09:20:18 3 40.53 0.00 0.61 0.04 0.07 58.75 09:30:05 all 56.05 0.00 1.34 0.07 0.08 42.46 09:30:05 0 62.19 0.00 1.40 0.06 0.09 36.26 09:30:05 1 54.58 0.00 1.12 0.06 0.08 44.15 09:30:05 2 58.04 0.00 1.48 0.09 0.08 40.30 09:30:05 3 49.37 0.00 1.39 0.04 0.08 49.12 Average: all 53.41 0.00 0.99 0.04 0.08 45.48 Average: 0 53.56 0.00 0.96 0.03 0.08 45.37 Average: 1 48.76 0.00 0.88 0.04 0.08 50.23 Average: 2 66.44 0.00 1.15 0.05 0.08 32.28 Average: 3 44.88 0.00 0.99 0.04 0.07 54.02