---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11480 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 636 10473 4 4879 15010 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:79:92:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.109/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84773sec preferred_lft 84773sec inet6 fe80::f816:3eff:fe79:92e6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:61:0a:e1:db:6e 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-11480) 12/08/25 _x86_64_ (4 CPU) 00:28:12 LINUX RESTART (4 CPU) 00:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:16 13.98 2.41 10.98 0.58 521.87 2946.52 10109.38 00:50:29 6.33 0.49 5.55 0.29 17.92 735.56 405.44 Average: 10.16 1.46 8.27 0.43 270.55 1843.93 5270.09 00:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:16 9422100 12492728 3469604 21.19 112956 3126720 3676540 21.10 611628 5999888 1960 00:50:29 9119280 12865740 3092816 18.89 130224 3748324 3261128 18.72 712544 6148412 478596 Average: 9270690 12679234 3281210 20.04 121590 3437522 3468834 19.91 662086 6074150 240278 00:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:16 lo 0.70 0.70 0.39 0.39 0.00 0.00 0.00 0.00 00:40:16 ens3 64.46 48.72 739.01 6.92 0.00 0.00 0.00 0.00 00:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:29 lo 104.50 104.50 99.08 99.08 0.00 0.00 0.00 0.00 00:50:29 ens3 38.35 25.75 400.75 3.98 0.00 0.00 0.00 0.00 00:50:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 52.47 52.47 49.61 49.61 0.00 0.00 0.00 0.00 Average: ens3 51.44 37.26 570.32 5.45 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-11480) 12/08/25 _x86_64_ (4 CPU) 00:28:12 LINUX RESTART (4 CPU) 00:30:00 CPU %user %nice %system %iowait %steal %idle 00:40:16 all 54.00 0.00 1.09 0.11 0.08 44.72 00:40:16 0 59.44 0.00 1.06 0.05 0.09 39.36 00:40:16 1 57.26 0.00 1.24 0.05 0.08 41.37 00:40:16 2 55.98 0.00 1.10 0.23 0.09 42.60 00:40:16 3 43.33 0.00 0.94 0.09 0.08 55.55 00:50:29 all 49.64 0.00 0.77 0.02 0.07 49.49 00:50:29 0 48.87 0.00 0.86 0.02 0.08 50.17 00:50:29 1 43.60 0.00 0.76 0.03 0.08 55.53 00:50:29 2 57.67 0.00 0.68 0.02 0.08 41.56 00:50:29 3 48.38 0.00 0.80 0.02 0.07 50.73 Average: all 51.83 0.00 0.93 0.06 0.08 47.10 Average: 0 54.18 0.00 0.96 0.04 0.08 44.75 Average: 1 50.45 0.00 1.00 0.04 0.08 48.44 Average: 2 56.82 0.00 0.89 0.13 0.08 42.08 Average: 3 45.85 0.00 0.87 0.06 0.08 53.15