---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-23833 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: 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 692 8908 4 6387 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:8b:d3:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.225/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84531sec preferred_lft 84531sec inet6 fe80::f816:3eff:fe8b:d349/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:42:8a:e0:b7:8d 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-23833) 02/27/26 _x86_64_ (4 CPU) 13:05:19 LINUX RESTART (4 CPU) 13:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:06 34.98 2.98 28.78 3.23 163.49 4408.58 22397.66 13:30:06 38.01 0.04 34.29 3.68 1.20 6986.80 39015.80 Average: 36.49 1.52 31.52 3.45 82.68 5692.39 30672.60 13:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:06 8785104 12256236 3701756 22.61 138084 3459260 3805584 21.84 688516 6519256 16684 13:30:06 7457952 12936108 3013408 18.40 169512 5354784 3094864 17.76 1378224 7068304 228812 Average: 8121528 12596172 3357582 20.51 153798 4407022 3450224 19.80 1033370 6793780 122748 13:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:06 lo 1400.81 1400.81 1327.15 1327.15 0.00 0.00 0.00 0.00 13:20:06 ens3 116.34 92.10 1012.79 19.79 0.00 0.00 0.00 0.00 13:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:06 lo 1428.67 1428.67 1360.32 1360.32 0.00 0.00 0.00 0.00 13:30:06 ens3 66.03 50.32 147.18 15.47 0.00 0.00 0.00 0.00 13:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1414.68 1414.68 1343.67 1343.67 0.00 0.00 0.00 0.00 Average: ens3 91.29 71.29 581.76 17.64 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-23833) 02/27/26 _x86_64_ (4 CPU) 13:05:19 LINUX RESTART (4 CPU) 13:10:01 CPU %user %nice %system %iowait %steal %idle 13:20:06 all 66.28 0.00 2.56 0.19 0.11 30.87 13:20:06 0 66.10 0.00 2.65 0.13 0.11 31.00 13:20:06 1 67.66 0.00 2.45 0.14 0.11 29.64 13:20:06 2 65.80 0.00 2.60 0.21 0.11 31.28 13:20:06 3 65.57 0.00 2.53 0.25 0.11 31.54 13:30:06 all 60.14 0.00 2.60 1.34 0.11 35.81 13:30:06 0 57.60 0.00 2.64 0.81 0.11 38.84 13:30:06 1 61.46 0.00 2.63 0.77 0.12 35.02 13:30:06 2 61.62 0.00 2.82 3.14 0.12 32.30 13:30:06 3 59.89 0.00 2.29 0.64 0.11 37.07 Average: all 63.23 0.00 2.58 0.76 0.11 33.33 Average: 0 61.87 0.00 2.65 0.47 0.11 34.90 Average: 1 64.57 0.00 2.54 0.46 0.11 32.32 Average: 2 63.72 0.00 2.71 1.67 0.11 31.79 Average: 3 62.74 0.00 2.41 0.44 0.11 34.29