---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2048 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 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 769 9311 4 5908 14877 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:1f:1e:14 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.253/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84129sec preferred_lft 84129sec inet6 fe80::f816:3eff:fe1f:1e14/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:0f:a4:3a:8c:c9 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-2048) 01/19/26 _x86_64_ (4 CPU) 20:23:11 LINUX RESTART (4 CPU) 20:30:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:00 30.35 0.45 25.98 3.92 15.51 4374.67 6888.04 20:50:01 51.81 0.00 41.93 9.88 0.00 2951.68 28085.39 21:00:02 18.33 0.14 15.50 2.70 6.45 3877.77 7704.59 Average: 33.50 0.19 27.80 5.50 7.29 3732.05 14254.47 20:30:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:00 9137184 13406788 2544444 15.54 184720 4146676 2792216 16.03 911964 5874108 46536 20:50:01 8327204 13039628 2907176 17.76 217364 4514544 3002876 17.24 1029652 6498188 44284 21:00:02 9635188 15318336 624700 3.82 239872 5416356 1197744 6.88 1373316 4803168 4148 Average: 9033192 13921584 2025440 12.37 213985 4692525 2330945 13.38 1104977 5725155 31656 20:30:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:00 lo 1728.56 1728.56 1646.09 1646.09 0.00 0.00 0.00 0.00 20:40:00 ens3 91.84 70.36 306.48 20.92 0.00 0.00 0.00 0.00 20:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 lo 5054.11 5054.11 4816.24 4816.24 0.00 0.00 0.00 0.00 20:50:01 ens3 85.30 61.54 28.06 21.31 0.00 0.00 0.00 0.00 20:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:02 lo 1134.77 1134.77 1059.86 1059.86 0.00 0.00 0.00 0.00 21:00:02 ens3 149.24 154.09 133.33 612.14 0.00 0.00 0.00 0.00 21:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2642.39 2642.39 2510.45 2510.45 0.00 0.00 0.00 0.00 Average: ens3 108.88 95.46 155.31 219.13 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-2048) 01/19/26 _x86_64_ (4 CPU) 20:23:11 LINUX RESTART (4 CPU) 20:30:07 CPU %user %nice %system %iowait %steal %idle 20:40:00 all 65.65 0.00 2.95 0.06 0.09 31.24 20:40:00 0 65.69 0.00 2.92 0.07 0.09 31.24 20:40:00 1 66.89 0.00 3.23 0.03 0.09 29.76 20:40:00 2 65.25 0.00 2.64 0.09 0.09 31.92 20:40:00 3 64.79 0.00 3.01 0.06 0.09 32.06 20:50:01 all 62.57 0.00 4.01 0.10 0.08 33.24 20:50:01 0 63.66 0.00 4.06 0.06 0.08 32.13 20:50:01 1 62.83 0.00 4.06 0.11 0.08 32.93 20:50:01 2 62.04 0.00 3.70 0.16 0.08 34.01 20:50:01 3 61.74 0.00 4.20 0.09 0.08 33.89 21:00:02 all 36.03 0.00 1.67 0.09 0.07 62.14 21:00:02 0 40.70 0.00 1.71 0.12 0.07 57.40 21:00:02 1 33.68 0.00 1.77 0.03 0.07 64.45 21:00:02 2 34.13 0.00 1.76 0.04 0.06 64.02 21:00:02 3 35.61 0.00 1.45 0.17 0.07 62.70 Average: all 54.68 0.00 2.87 0.09 0.08 42.28 Average: 0 56.62 0.00 2.89 0.08 0.08 40.32 Average: 1 54.39 0.00 3.02 0.06 0.08 42.46 Average: 2 53.73 0.00 2.70 0.10 0.08 43.39 Average: 3 53.99 0.00 2.89 0.10 0.08 42.94