---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-35178 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 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 705 9584 4 5699 14941 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:3e:96:89 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.142/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84624sec preferred_lft 84624sec inet6 fe80::f816:3eff:fe3e:9689/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:e7:a7:3a:dd:e5 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-35178) 07/12/26 _x86_64_ (4 CPU) 15:47:12 LINUX RESTART (4 CPU) 15:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:00 26.28 2.60 21.77 1.91 146.25 4842.53 11903.38 16:10:01 48.92 0.06 31.96 16.91 1.78 6082.28 258481.77 Average: 37.61 1.33 26.87 9.41 73.98 5462.71 135254.17 15:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:00 9588548 13444700 2511292 15.34 156756 3780276 2825968 16.22 715184 5637976 101052 16:10:01 7592720 12827504 3121492 19.06 185324 5058132 3516912 20.19 1030116 7243152 34096 Average: 8590634 13136102 2816392 17.20 171040 4419204 3171440 18.20 872650 6440564 67574 15:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:00 lo 778.52 778.52 741.51 741.51 0.00 0.00 0.00 0.00 16:00:00 ens3 109.92 83.17 805.78 17.87 0.00 0.00 0.00 0.00 16:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 1352.69 1352.69 1289.24 1289.24 0.00 0.00 0.00 0.00 16:10:01 ens3 54.15 44.06 234.10 13.10 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1065.75 1065.75 1015.51 1015.51 0.00 0.00 0.00 0.00 Average: ens3 82.02 63.61 519.80 15.48 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-35178) 07/12/26 _x86_64_ (4 CPU) 15:47:12 LINUX RESTART (4 CPU) 15:50:00 CPU %user %nice %system %iowait %steal %idle 16:00:00 all 63.08 0.00 2.14 0.10 0.09 34.59 16:00:00 0 62.42 0.00 2.18 0.09 0.09 35.22 16:00:00 1 63.26 0.00 2.01 0.10 0.09 34.54 16:00:00 2 61.84 0.00 2.23 0.09 0.10 35.75 16:00:00 3 64.79 0.00 2.14 0.11 0.09 32.86 16:10:01 all 55.88 0.00 2.35 0.13 0.09 41.55 16:10:01 0 54.15 0.00 2.44 0.21 0.09 43.12 16:10:01 1 56.38 0.00 2.34 0.16 0.10 41.02 16:10:01 2 57.77 0.00 2.25 0.05 0.09 39.84 16:10:01 3 55.21 0.00 2.36 0.11 0.09 42.22 Average: all 59.48 0.00 2.24 0.11 0.09 38.07 Average: 0 58.28 0.00 2.31 0.15 0.09 39.17 Average: 1 59.82 0.00 2.18 0.13 0.09 37.78 Average: 2 59.80 0.00 2.24 0.07 0.09 37.80 Average: 3 60.00 0.00 2.25 0.11 0.09 37.55