---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7340 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 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 724 9733 4 5530 14921 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:e6:1e:2d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.42/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84503sec preferred_lft 84503sec inet6 fe80::f816:3eff:fee6:1e2d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:6e:18:b6:d1:ab 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-7340) 04/24/26 _x86_64_ (4 CPU) 06:29:00 LINUX RESTART (4 CPU) 06:30:32 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:44 23.73 3.47 19.12 1.14 179.85 5322.04 4365.54 06:50:01 36.37 0.05 32.39 3.93 1.45 3452.62 11195.32 Average: 29.75 1.84 25.44 2.46 94.87 4431.55 7618.88 06:30:32 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:44 9459280 13209708 2747256 16.78 150548 3692208 3041508 17.46 701276 5797772 189228 06:50:01 8483512 12795012 3157116 19.28 183432 4173960 3427744 19.68 849048 6569584 189772 Average: 8971396 13002360 2952186 18.03 166990 3933084 3234626 18.57 775162 6183678 189500 06:30:32 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:44 lo 515.71 515.71 490.96 490.96 0.00 0.00 0.00 0.00 06:40:44 ens3 102.97 79.89 875.40 16.70 0.00 0.00 0.00 0.00 06:40:44 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 lo 1874.63 1874.63 1787.38 1787.38 0.00 0.00 0.00 0.00 06:50:01 ens3 50.76 39.75 127.61 12.47 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1163.02 1163.02 1108.50 1108.50 0.00 0.00 0.00 0.00 Average: ens3 78.10 60.77 519.19 14.69 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-7340) 04/24/26 _x86_64_ (4 CPU) 06:29:00 LINUX RESTART (4 CPU) 06:30:32 CPU %user %nice %system %iowait %steal %idle 06:40:44 all 46.13 0.00 1.55 0.08 0.08 52.17 06:40:44 0 46.08 0.00 1.34 0.04 0.08 52.46 06:40:44 1 46.33 0.00 1.32 0.08 0.08 52.20 06:40:44 2 46.38 0.00 1.80 0.06 0.08 51.67 06:40:44 3 45.73 0.00 1.73 0.13 0.08 52.33 06:50:01 all 63.36 0.00 2.60 0.07 0.10 33.87 06:50:01 0 61.38 0.00 2.66 0.13 0.10 35.72 06:50:01 1 65.22 0.00 2.32 0.06 0.09 32.31 06:50:01 2 61.94 0.00 2.54 0.04 0.10 35.38 06:50:01 3 64.90 0.00 2.89 0.05 0.10 32.06 Average: all 54.33 0.00 2.05 0.07 0.09 43.46 Average: 0 53.35 0.00 1.97 0.08 0.09 44.50 Average: 1 55.32 0.00 1.79 0.07 0.09 42.73 Average: 2 53.78 0.00 2.15 0.05 0.09 43.93 Average: 3 54.85 0.00 2.28 0.09 0.09 42.69