---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11103 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 692 10564 4 4731 14953 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:1d:db:3f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.208/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84662sec preferred_lft 84662sec inet6 fe80::f816:3eff:fe1d:db3f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:96:30:02:47:af 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-11103) 05/05/26 _x86_64_ (4 CPU) 13:41:51 LINUX RESTART (4 CPU) 13:50:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:00:32 24.18 0.48 9.29 14.41 18.11 2129.61 237265.78 14:10:11 32.45 0.76 27.23 4.46 27.17 3831.92 12587.46 Average: 28.20 0.61 18.01 9.57 22.51 2957.36 128015.64 13:50:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:00:32 9764868 13335568 2621704 16.01 147232 3519840 2923284 16.78 654600 5541220 25260 14:10:11 10881388 15369752 581112 3.55 172180 4354444 1080140 6.20 907308 4082752 10824 Average: 10323128 14352660 1601408 9.78 159706 3937142 2001712 11.49 780954 4811986 18042 13:50:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:00:32 lo 1.41 1.41 0.14 0.14 0.00 0.00 0.00 0.00 14:00:32 ens3 66.40 51.22 99.51 17.14 0.00 0.00 0.00 0.00 14:00:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:11 lo 1736.84 1736.84 1642.21 1642.21 0.00 0.00 0.00 0.00 14:10:11 ens3 123.30 112.28 431.80 198.15 0.00 0.00 0.00 0.00 14:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 845.26 845.26 798.60 798.60 0.00 0.00 0.00 0.00 Average: ens3 94.07 80.91 261.08 105.16 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-11103) 05/05/26 _x86_64_ (4 CPU) 13:41:51 LINUX RESTART (4 CPU) 13:50:20 CPU %user %nice %system %iowait %steal %idle 14:00:32 all 72.10 0.00 2.35 0.03 0.12 25.39 14:00:32 0 70.37 0.00 2.24 0.05 0.12 27.22 14:00:32 1 72.03 0.00 2.40 0.02 0.12 25.43 14:00:32 2 73.21 0.00 2.09 0.03 0.13 24.54 14:00:32 3 72.78 0.00 2.68 0.02 0.13 24.39 14:10:11 all 45.83 0.00 2.36 0.10 0.09 51.62 14:10:11 0 47.28 0.00 2.32 0.03 0.10 50.27 14:10:11 1 48.78 0.00 2.57 0.07 0.10 48.48 14:10:11 2 45.61 0.00 2.29 0.18 0.09 51.83 14:10:11 3 41.63 0.00 2.27 0.10 0.09 55.91 Average: all 59.32 0.00 2.36 0.06 0.11 38.15 Average: 0 59.14 0.00 2.28 0.04 0.11 38.43 Average: 1 60.72 0.00 2.49 0.04 0.11 36.64 Average: 2 59.80 0.00 2.19 0.10 0.11 37.80 Average: 3 57.63 0.00 2.48 0.06 0.11 39.71