---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-20993 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 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 665 9991 4 5331 14981 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:2e:90:47 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.193/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84626sec preferred_lft 84626sec inet6 fe80::f816:3eff:fe2e:9047/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:c9:97:9f:52:5e 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-20993) 05/28/26 _x86_64_ (4 CPU) 14:38:32 LINUX RESTART (4 CPU) 14:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:16 39.27 3.19 21.56 14.52 727.44 4660.36 247155.35 15:00:11 26.28 0.80 23.49 1.99 27.65 3579.34 3864.08 Average: 32.88 2.02 22.51 8.35 383.17 4128.54 127464.50 14:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:16 10467720 14110884 1848220 11.29 130400 3645244 2191152 12.58 756484 4773284 34552 15:00:11 8751808 13381412 2568520 15.69 174196 4500028 2764912 15.87 1002120 6137332 2568 Average: 9609764 13746148 2208370 13.49 152298 4072636 2478032 14.22 879302 5455308 18560 14:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:16 lo 0.85 0.85 0.09 0.09 0.00 0.00 0.00 0.00 14:50:16 ens3 140.44 101.26 973.48 16.88 0.00 0.00 0.00 0.00 14:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:11 lo 701.21 701.21 667.82 667.82 0.00 0.00 0.00 0.00 15:00:11 ens3 94.55 68.61 375.76 20.06 0.00 0.00 0.00 0.00 15:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 345.40 345.40 328.59 328.59 0.00 0.00 0.00 0.00 Average: ens3 117.86 85.20 679.42 18.45 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-20993) 05/28/26 _x86_64_ (4 CPU) 14:38:32 LINUX RESTART (4 CPU) 14:40:01 CPU %user %nice %system %iowait %steal %idle 14:50:16 all 38.44 0.00 1.65 0.77 0.08 59.05 14:50:16 0 38.61 0.00 1.53 0.48 0.08 59.29 14:50:16 1 40.27 0.00 1.78 1.64 0.08 56.22 14:50:16 2 36.41 0.00 1.25 0.36 0.08 61.90 14:50:16 3 38.46 0.00 2.06 0.61 0.08 58.80 15:00:11 all 71.25 0.00 2.47 0.23 0.13 25.92 15:00:11 0 71.02 0.00 2.22 0.35 0.12 26.29 15:00:11 1 71.39 0.00 2.51 0.20 0.13 25.76 15:00:11 2 68.39 0.00 2.28 0.20 0.13 29.00 15:00:11 3 74.20 0.00 2.89 0.17 0.12 22.62 Average: all 54.57 0.00 2.06 0.51 0.10 42.76 Average: 0 54.56 0.00 1.87 0.42 0.10 43.06 Average: 1 55.58 0.00 2.14 0.94 0.10 41.24 Average: 2 52.13 0.00 1.75 0.28 0.10 45.72 Average: 3 56.02 0.00 2.47 0.39 0.10 41.02