---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-52685 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 12G 66G 16% / 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 693 8781 4 6514 14952 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:dd:df:0e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.133/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84534sec preferred_lft 84534sec inet6 fe80::f816:3eff:fedd:df0e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:89:d7:07:03:6a 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-52685) 03/25/26 _x86_64_ (4 CPU) 12:04:50 LINUX RESTART (4 CPU) 12:10:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:05 22.07 0.07 19.44 2.56 6.60 2147.20 4196.09 12:30:06 28.44 0.03 25.63 2.77 0.55 4230.29 7007.90 Average: 25.26 0.05 22.55 2.67 3.57 3191.23 5605.35 12:10:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:05 9479096 13076080 2881584 17.60 141892 3571300 3002660 17.24 701932 5788808 19724 12:30:06 7573356 12152832 3800932 23.21 164024 4488016 3832844 22.00 980316 7381768 1600 Average: 8526226 12614456 3341258 20.41 152958 4029658 3417752 19.62 841124 6585288 10662 12:10:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:05 lo 1274.98 1274.98 1208.47 1208.47 0.00 0.00 0.00 0.00 12:20:05 ens3 26.82 23.65 20.47 7.46 0.00 0.00 0.00 0.00 12:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:06 lo 1269.34 1269.34 1204.15 1204.15 0.00 0.00 0.00 0.00 12:30:06 ens3 23.31 20.26 43.22 6.56 0.00 0.00 0.00 0.00 12:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1272.15 1272.15 1206.31 1206.31 0.00 0.00 0.00 0.00 Average: ens3 25.06 21.95 31.88 7.01 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-52685) 03/25/26 _x86_64_ (4 CPU) 12:04:50 LINUX RESTART (4 CPU) 12:10:06 CPU %user %nice %system %iowait %steal %idle 12:20:05 all 65.98 0.00 2.24 0.04 0.10 31.64 12:20:05 0 64.89 0.00 1.90 0.03 0.10 33.08 12:20:05 1 64.63 0.00 2.48 0.04 0.11 32.75 12:20:05 2 68.20 0.00 2.35 0.03 0.11 29.33 12:20:05 3 66.18 0.00 2.26 0.06 0.10 31.40 12:30:06 all 56.60 0.00 2.30 0.26 0.11 40.73 12:30:06 0 58.24 0.00 2.35 0.14 0.12 39.15 12:30:06 1 54.37 0.00 2.29 0.36 0.11 42.87 12:30:06 2 57.21 0.00 2.27 0.28 0.11 40.12 12:30:06 3 56.56 0.00 2.29 0.27 0.11 40.77 Average: all 61.28 0.00 2.27 0.15 0.11 36.19 Average: 0 61.56 0.00 2.12 0.09 0.11 36.12 Average: 1 59.49 0.00 2.38 0.20 0.11 37.82 Average: 2 62.69 0.00 2.31 0.15 0.11 34.74 Average: 3 61.36 0.00 2.28 0.17 0.11 36.09