---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-26249 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 10G 68G 13% / 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 673 10845 4 4469 14973 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:0a:d5:97 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.92/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84813sec preferred_lft 84813sec inet6 fe80::f816:3eff:fe0a:d597/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:0f:9c:02:e4:95 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-26249) 06/09/26 _x86_64_ (4 CPU) 17:26:03 LINUX RESTART (4 CPU) 17:30:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:40:01 61.09 2.67 37.94 20.48 146.65 4604.75 261712.84 17:50:01 30.57 0.30 25.61 4.65 11.76 3339.21 11625.68 Average: 45.78 1.49 31.76 12.54 79.00 3970.10 136298.29 17:30:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:40:01 10409868 13984544 1972624 12.05 160488 3524556 2216232 12.72 612312 4947856 113556 17:50:01 11176464 15389368 563252 3.44 200268 4067892 1107644 6.36 819452 3894256 4 Average: 10793166 14686956 1267938 7.74 180378 3796224 1661938 9.54 715882 4421056 56780 17:30:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:40:01 lo 3853.57 3853.57 3674.69 3674.69 0.00 0.00 0.00 0.00 17:40:01 ens3 136.18 106.31 870.43 24.55 0.00 0.00 0.00 0.00 17:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:01 lo 2274.29 2274.29 2157.12 2157.12 0.00 0.00 0.00 0.00 17:50:01 ens3 91.75 84.84 110.29 126.34 0.00 0.00 0.00 0.00 17:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3061.59 3061.59 2913.66 2913.66 0.00 0.00 0.00 0.00 Average: ens3 113.90 95.54 489.23 75.59 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-26249) 06/09/26 _x86_64_ (4 CPU) 17:26:03 LINUX RESTART (4 CPU) 17:30:05 CPU %user %nice %system %iowait %steal %idle 17:40:01 all 62.02 0.00 3.76 0.29 0.12 33.81 17:40:01 0 61.63 0.00 3.81 0.25 0.12 34.19 17:40:01 1 62.83 0.00 4.09 0.40 0.11 32.57 17:40:01 2 61.87 0.00 3.67 0.37 0.12 33.97 17:40:01 3 61.74 0.00 3.49 0.16 0.12 34.50 17:50:01 all 39.39 0.00 2.34 0.23 0.08 57.96 17:50:01 0 38.63 0.00 2.42 0.22 0.08 58.65 17:50:01 1 43.31 0.00 2.28 0.10 0.09 54.23 17:50:01 2 38.01 0.00 2.23 0.49 0.08 59.19 17:50:01 3 37.60 0.00 2.42 0.12 0.08 59.78 Average: all 50.65 0.00 3.05 0.26 0.10 45.94 Average: 0 50.08 0.00 3.11 0.24 0.10 46.48 Average: 1 53.03 0.00 3.18 0.25 0.10 43.44 Average: 2 49.90 0.00 2.95 0.43 0.10 46.62 Average: 3 49.61 0.00 2.95 0.14 0.10 47.20