---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-20940 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 649 9005 4 6335 14997 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:20:2a:6b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.61/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84578sec preferred_lft 84578sec inet6 fe80::f816:3eff:fe20:2a6b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:77:cf:30:3a:92 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-20940) 02/26/26 _x86_64_ (4 CPU) 10:37:41 LINUX RESTART (4 CPU) 10:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:09 51.05 2.99 31.50 16.56 163.16 4749.25 246027.71 11:00:09 32.47 0.02 28.96 3.50 0.28 2580.60 11541.07 Average: 41.76 1.50 30.23 10.03 81.72 3664.93 128784.39 10:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:09 9939544 13337408 2621812 16.01 136304 3392224 2780240 15.96 677256 5371724 32368 11:00:09 8820328 12762056 3194024 19.51 156828 3879116 3362212 19.30 807716 6326484 125392 Average: 9379936 13049732 2907918 17.76 146566 3635670 3071226 17.63 742486 5849104 78880 10:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:09 lo 1434.45 1434.45 1360.05 1360.05 0.00 0.00 0.00 0.00 10:50:09 ens3 150.96 107.04 977.21 21.49 0.00 0.00 0.00 0.00 10:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:09 lo 1484.75 1484.75 1414.17 1414.17 0.00 0.00 0.00 0.00 11:00:09 ens3 45.21 35.20 55.91 12.49 0.00 0.00 0.00 0.00 11:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1459.60 1459.60 1387.11 1387.11 0.00 0.00 0.00 0.00 Average: ens3 98.09 71.12 516.56 16.99 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-20940) 02/26/26 _x86_64_ (4 CPU) 10:37:41 LINUX RESTART (4 CPU) 10:40:09 CPU %user %nice %system %iowait %steal %idle 10:50:09 all 65.72 0.00 2.77 0.11 0.11 31.29 10:50:09 0 65.71 0.00 2.85 0.09 0.11 31.25 10:50:09 1 68.51 0.00 2.70 0.06 0.11 28.63 10:50:09 2 63.50 0.00 2.54 0.12 0.11 33.74 10:50:09 3 65.15 0.00 3.00 0.19 0.11 31.55 11:00:09 all 64.77 0.00 2.71 0.08 0.10 32.34 11:00:09 0 65.27 0.00 2.77 0.06 0.10 31.80 11:00:09 1 64.50 0.00 2.86 0.06 0.10 32.48 11:00:09 2 65.95 0.00 2.51 0.08 0.10 31.37 11:00:09 3 63.35 0.00 2.69 0.13 0.09 33.74 Average: all 65.24 0.00 2.74 0.10 0.10 31.82 Average: 0 65.49 0.00 2.81 0.07 0.10 31.52 Average: 1 66.51 0.00 2.78 0.06 0.11 30.55 Average: 2 64.73 0.00 2.52 0.10 0.10 32.55 Average: 3 64.25 0.00 2.84 0.16 0.10 32.64