---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-35744 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: 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 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 689 10469 4 4830 14957 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:a7:2c:f1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.63/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84606sec preferred_lft 84606sec inet6 fe80::f816:3eff:fea7:2cf1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:4b:aa:d6:53:5e 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-35744) 07/14/26 _x86_64_ (4 CPU) 11:41:08 LINUX RESTART (4 CPU) 11:50:36 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:00:00 10.75 0.47 9.16 1.12 18.48 2182.28 2835.31 12:10:00 28.02 0.58 23.31 4.14 22.33 3799.85 12915.05 Average: 19.65 0.53 16.45 2.67 20.46 3015.90 8029.93 11:50:36 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:00:00 9968512 13603952 2353124 14.37 146228 3581956 2594136 14.89 643808 5340468 28096 12:10:00 10867508 15454552 495736 3.03 172708 4444844 1000068 5.74 897092 4096328 180 Average: 10418010 14529252 1424430 8.70 159468 4013400 1797102 10.32 770450 4718398 14138 11:50:36 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:00:00 lo 1.43 1.43 0.14 0.14 0.00 0.00 0.00 0.00 12:00:00 ens3 72.03 54.12 108.11 17.82 0.00 0.00 0.00 0.00 12:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:00 lo 1793.87 1793.87 1696.50 1696.50 0.00 0.00 0.00 0.00 12:10:00 ens3 118.22 104.74 412.10 161.68 0.00 0.00 0.00 0.00 12:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 925.17 925.17 874.37 874.37 0.00 0.00 0.00 0.00 Average: ens3 95.83 80.20 264.77 91.96 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-35744) 07/14/26 _x86_64_ (4 CPU) 11:41:08 LINUX RESTART (4 CPU) 11:50:36 CPU %user %nice %system %iowait %steal %idle 12:00:00 all 71.83 0.00 2.34 0.03 0.12 25.69 12:00:00 0 71.72 0.00 2.56 0.05 0.12 25.55 12:00:00 1 69.22 0.00 2.23 0.01 0.12 28.42 12:00:00 2 73.49 0.00 2.43 0.03 0.12 23.93 12:00:00 3 72.88 0.00 2.13 0.03 0.11 24.84 12:10:00 all 48.05 0.00 2.23 0.14 0.09 49.49 12:10:00 0 44.98 0.00 2.08 0.09 0.09 52.76 12:10:00 1 54.15 0.00 2.46 0.06 0.10 43.24 12:10:00 2 46.88 0.00 2.04 0.36 0.09 50.63 12:10:00 3 46.18 0.00 2.34 0.06 0.09 51.32 Average: all 59.57 0.00 2.28 0.09 0.10 37.95 Average: 0 57.94 0.00 2.31 0.07 0.11 39.57 Average: 1 61.45 0.00 2.35 0.04 0.11 36.06 Average: 2 59.77 0.00 2.23 0.20 0.10 37.69 Average: 3 59.12 0.00 2.24 0.05 0.10 38.49