---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-260 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 66G 16% / 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 692 8737 4 6559 14954 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:65:2a:7d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.167/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84194sec preferred_lft 84194sec inet6 fe80::f816:3eff:fe65:2a7d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:2b:0a:36:9c: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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-260) 07/29/26 _x86_64_ (4 CPU) 05:23:16 LINUX RESTART (4 CPU) 05:30:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:02 22.14 0.06 19.46 2.62 6.33 2083.23 7518.85 05:50:06 29.30 0.02 26.43 2.85 0.42 4195.42 11758.98 Average: 25.75 0.04 22.97 2.73 3.35 3148.46 9657.25 05:30:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:02 9461220 13295264 2661008 16.25 146232 3792192 2681400 15.39 771788 5713156 21780 05:50:06 7506160 12320428 3631688 22.18 162092 4712500 3746032 21.50 1040108 7366868 2376 Average: 8483690 12807846 3146348 19.22 154162 4252346 3213716 18.45 905948 6540012 12078 05:30:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:02 lo 1218.94 1218.94 1155.06 1155.06 0.00 0.00 0.00 0.00 05:40:02 ens3 43.14 35.52 25.68 12.09 0.00 0.00 0.00 0.00 05:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:06 lo 1197.94 1197.94 1135.37 1135.37 0.00 0.00 0.00 0.00 05:50:06 ens3 46.96 36.11 39.68 12.11 0.00 0.00 0.00 0.00 05:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1208.35 1208.35 1145.13 1145.13 0.00 0.00 0.00 0.00 Average: ens3 45.07 35.82 32.74 12.10 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-260) 07/29/26 _x86_64_ (4 CPU) 05:23:16 LINUX RESTART (4 CPU) 05:30:07 CPU %user %nice %system %iowait %steal %idle 05:40:02 all 64.82 0.00 2.19 0.04 0.10 32.85 05:40:02 0 63.50 0.00 2.08 0.05 0.09 34.28 05:40:02 1 64.20 0.00 2.44 0.04 0.09 33.22 05:40:02 2 66.16 0.00 2.13 0.04 0.10 31.57 05:40:02 3 65.40 0.00 2.13 0.05 0.10 32.32 05:50:06 all 54.48 0.00 2.26 0.10 0.09 43.07 05:50:06 0 53.77 0.00 2.06 0.10 0.09 43.98 05:50:06 1 54.50 0.00 2.29 0.08 0.09 43.05 05:50:06 2 55.72 0.00 2.58 0.14 0.09 41.47 05:50:06 3 53.95 0.00 2.11 0.07 0.09 43.78 Average: all 59.61 0.00 2.23 0.07 0.09 38.00 Average: 0 58.59 0.00 2.07 0.08 0.09 39.17 Average: 1 59.31 0.00 2.36 0.06 0.09 38.17 Average: 2 60.90 0.00 2.36 0.09 0.10 36.56 Average: 3 59.63 0.00 2.12 0.06 0.10 38.10