---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10379 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 11G 68G 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 674 10438 4 4876 14972 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:2a:d2:5c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.122/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84637sec preferred_lft 84637sec inet6 fe80::f816:3eff:fe2a:d25c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:53:b1:1c:30:b0 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-10379) 05/02/26 _x86_64_ (4 CPU) 14:38:29 LINUX RESTART (4 CPU) 14:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:11 31.63 2.87 14.90 13.86 163.47 3369.52 238255.40 15:00:20 21.40 0.78 18.75 1.87 26.91 3642.93 3109.69 Average: 26.52 1.82 16.82 7.87 95.25 3506.11 120780.91 14:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:11 10901568 14050024 1911504 11.67 125032 3169252 3093072 17.75 552936 4559604 54232 15:00:20 8853596 13104716 2847400 17.39 168252 4135168 3097152 17.78 807240 6254708 87564 Average: 9877582 13577370 2379452 14.53 146642 3652210 3095112 17.77 680088 5407156 70898 14:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:11 lo 0.76 0.76 0.08 0.08 0.00 0.00 0.00 0.00 14:50:11 ens3 82.39 63.96 782.55 13.70 0.00 0.00 0.00 0.00 14:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:20 lo 620.33 620.33 590.65 590.65 0.00 0.00 0.00 0.00 15:00:20 ens3 88.11 67.84 366.56 19.44 0.00 0.00 0.00 0.00 15:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 310.29 310.29 295.12 295.12 0.00 0.00 0.00 0.00 Average: ens3 85.24 65.90 574.73 16.56 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-10379) 05/02/26 _x86_64_ (4 CPU) 14:38:29 LINUX RESTART (4 CPU) 14:40:01 CPU %user %nice %system %iowait %steal %idle 14:50:11 all 31.93 0.00 1.16 0.11 0.06 66.74 14:50:11 0 32.44 0.00 1.13 0.08 0.05 66.29 14:50:11 1 31.72 0.00 1.37 0.09 0.05 66.78 14:50:11 2 31.46 0.00 0.98 0.13 0.06 67.38 14:50:11 3 32.12 0.00 1.18 0.15 0.06 66.50 15:00:20 all 71.77 0.00 2.54 0.04 0.11 25.55 15:00:20 0 71.95 0.00 2.36 0.02 0.11 25.55 15:00:20 1 70.34 0.00 2.48 0.04 0.10 27.04 15:00:20 2 72.73 0.00 2.48 0.07 0.11 24.61 15:00:20 3 72.05 0.00 2.82 0.04 0.11 24.99 Average: all 51.82 0.00 1.85 0.08 0.08 46.17 Average: 0 52.16 0.00 1.75 0.05 0.08 45.96 Average: 1 50.99 0.00 1.92 0.06 0.08 46.94 Average: 2 52.06 0.00 1.73 0.10 0.08 46.03 Average: 3 52.07 0.00 2.00 0.09 0.08 45.76