---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-240534 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 635 8749 4 6604 15011 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:00:35:ae brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.22/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84328sec preferred_lft 84328sec inet6 fe80::f816:3eff:fe00:35ae/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:97:f1:95:30:5c 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-240534) 03/08/26 _x86_64_ (4 CPU) 05:21:21 LINUX RESTART (4 CPU) 05:30:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:12 27.17 0.02 23.97 3.17 0.36 2176.26 19259.07 05:50:05 21.49 0.03 19.43 2.03 0.36 4146.24 14489.30 Average: 24.34 0.03 21.72 2.60 0.36 3155.70 16887.63 05:30:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:12 8693400 12558532 3398144 20.75 153544 3817620 3427272 19.67 880508 6392200 32160 05:50:05 5087656 9942920 6009580 36.70 165416 4754808 5682536 32.62 1160616 9637780 25648 Average: 6890528 11250726 4703862 28.73 159480 4286214 4554904 26.15 1020562 8014990 28904 05:30:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:12 lo 1339.72 1339.72 1271.25 1271.25 0.00 0.00 0.00 0.00 05:40:12 ens3 37.90 31.25 16.98 11.40 0.00 0.00 0.00 0.00 05:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:05 lo 801.13 801.13 5281.84 5281.84 0.00 0.00 0.00 0.00 05:50:05 ens3 31.97 25.84 38.39 8.91 0.00 0.00 0.00 0.00 05:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1071.94 1071.94 3265.24 3265.24 0.00 0.00 0.00 0.00 Average: ens3 34.95 28.56 27.62 10.16 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-240534) 03/08/26 _x86_64_ (4 CPU) 05:21:21 LINUX RESTART (4 CPU) 05:30:12 CPU %user %nice %system %iowait %steal %idle 05:40:12 all 65.11 0.00 2.52 0.05 0.09 32.22 05:40:12 0 67.05 0.00 2.34 0.06 0.09 30.45 05:40:12 1 64.58 0.00 2.57 0.03 0.09 32.72 05:40:12 2 64.54 0.00 2.64 0.06 0.09 32.68 05:40:12 3 64.28 0.00 2.55 0.05 0.09 33.03 05:50:05 all 50.80 0.00 1.84 0.07 0.09 47.20 05:50:05 0 44.23 0.00 2.03 0.06 0.10 53.58 05:50:05 1 54.65 0.00 1.82 0.10 0.10 43.33 05:50:05 2 54.95 0.00 1.80 0.08 0.09 43.09 05:50:05 3 49.38 0.00 1.71 0.03 0.09 48.78 Average: all 57.99 0.00 2.18 0.06 0.09 39.67 Average: 0 55.70 0.00 2.18 0.06 0.09 41.96 Average: 1 59.64 0.00 2.20 0.07 0.09 38.00 Average: 2 59.77 0.00 2.22 0.07 0.09 37.85 Average: 3 56.87 0.00 2.13 0.04 0.09 40.86