---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10963 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 67G 15% / 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 673 9315 4 6000 14973 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:f8:63:38 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.74/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84509sec preferred_lft 84509sec inet6 fe80::f816:3eff:fef8:6338/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:24:a1:5b:a3:86 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-10963) 12/06/25 _x86_64_ (4 CPU) 01:08:25 LINUX RESTART (4 CPU) 01:10:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:15 46.79 15.16 28.05 3.58 692.93 4765.39 68984.91 01:30:09 17.78 0.16 15.28 2.34 5.04 1564.26 27080.68 Average: 32.44 7.74 21.73 2.97 352.62 3181.74 48254.23 01:10:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:15 9836088 13375604 2582324 15.77 129032 3526296 2866744 16.46 817820 5313720 14256 01:30:09 9321820 13213236 2740876 16.74 151380 3826820 2947880 16.92 944320 5660276 16612 Average: 9578954 13294420 2661600 16.26 140206 3676558 2907312 16.69 881070 5486998 15434 01:10:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:15 lo 18.67 18.67 4.01 4.01 0.00 0.00 0.00 0.00 01:20:15 ens3 74.36 57.72 721.21 12.48 0.00 0.00 0.00 0.00 01:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:09 lo 954.21 954.21 876.11 876.11 0.00 0.00 0.00 0.00 01:30:09 ens3 39.90 27.30 231.87 6.32 0.00 0.00 0.00 0.00 01:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 481.50 481.50 435.45 435.45 0.00 0.00 0.00 0.00 Average: ens3 57.31 42.67 479.13 9.43 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-10963) 12/06/25 _x86_64_ (4 CPU) 01:08:25 LINUX RESTART (4 CPU) 01:10:09 CPU %user %nice %system %iowait %steal %idle 01:20:15 all 37.11 0.08 1.52 0.31 0.08 60.90 01:20:15 0 37.63 0.06 1.68 0.19 0.08 60.36 01:20:15 1 37.63 0.06 1.69 0.26 0.09 60.28 01:20:15 2 35.17 0.12 1.32 0.37 0.08 62.93 01:20:15 3 38.02 0.06 1.39 0.41 0.08 60.04 01:30:09 all 23.39 0.00 1.33 0.09 0.10 75.09 01:30:09 0 24.25 0.00 1.40 0.08 0.10 74.17 01:30:09 1 23.25 0.00 1.23 0.03 0.09 75.40 01:30:09 2 22.63 0.00 1.35 0.15 0.10 75.77 01:30:09 3 23.45 0.00 1.34 0.08 0.10 75.03 Average: all 30.33 0.04 1.43 0.20 0.09 67.92 Average: 0 31.01 0.03 1.54 0.13 0.09 67.19 Average: 1 30.51 0.03 1.46 0.15 0.09 67.76 Average: 2 28.97 0.06 1.33 0.26 0.09 69.28 Average: 3 30.82 0.03 1.37 0.25 0.09 67.45