---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-20631 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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: 5600.00 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 689 8940 4 6359 14957 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:2d:09:c3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.227/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84611sec preferred_lft 84611sec inet6 fe80::f816:3eff:fe2d:9c3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:2a:b4:44:b7:58 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-20631) 02/25/26 _x86_64_ (4 CPU) 12:32:11 LINUX RESTART (4 CPU) 12:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:01 26.02 0.01 23.09 2.92 0.23 2229.91 6911.54 13:00:31 20.99 0.02 19.16 1.80 0.46 4075.25 7160.19 Average: 23.45 0.02 21.08 2.35 0.34 3174.01 7038.75 12:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:01 9682896 13333152 2624348 16.03 144976 3615196 2866448 16.45 725764 5554584 22448 13:00:31 7296196 13262064 2686924 16.41 173304 5818840 2858816 16.41 1473376 7113944 1295432 Average: 8489546 13297608 2655636 16.22 159140 4717018 2862632 16.43 1099570 6334264 658940 12:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:01 lo 1332.95 1332.95 1264.39 1264.39 0.00 0.00 0.00 0.00 12:50:01 ens3 26.31 22.53 15.00 7.20 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:31 lo 927.34 927.34 7188.89 7188.89 0.00 0.00 0.00 0.00 13:00:31 ens3 29.15 25.62 115.53 7.31 0.00 0.00 0.00 0.00 13:00:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1125.44 1125.44 4295.43 4295.43 0.00 0.00 0.00 0.00 Average: ens3 27.76 24.11 66.43 7.25 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-20631) 02/25/26 _x86_64_ (4 CPU) 12:32:11 LINUX RESTART (4 CPU) 12:40:01 CPU %user %nice %system %iowait %steal %idle 12:50:01 all 67.22 0.00 2.43 0.08 0.09 30.17 12:50:01 0 65.95 0.00 2.34 0.10 0.10 31.50 12:50:01 1 69.30 0.00 2.69 0.05 0.09 27.87 12:50:01 2 66.49 0.00 2.30 0.08 0.10 31.04 12:50:01 3 67.15 0.00 2.40 0.11 0.09 30.24 13:00:31 all 49.01 0.00 1.78 0.16 0.08 48.97 13:00:31 0 50.64 0.00 1.83 0.03 0.08 47.42 13:00:31 1 46.76 0.00 1.54 0.04 0.09 51.58 13:00:31 2 47.14 0.00 1.91 0.38 0.08 50.49 13:00:31 3 51.49 0.00 1.86 0.17 0.08 46.40 Average: all 57.90 0.00 2.10 0.12 0.09 39.79 Average: 0 58.11 0.00 2.08 0.07 0.09 39.65 Average: 1 57.75 0.00 2.10 0.04 0.09 40.02 Average: 2 56.59 0.00 2.10 0.23 0.09 40.99 Average: 3 59.14 0.00 2.12 0.14 0.09 38.51