---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-19105 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 67G 15% / 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 801 9282 4 5905 14845 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:19:83:cf brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.184/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83944sec preferred_lft 83944sec inet6 fe80::f816:3eff:fe19:83cf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:11:1c:1e:37:0c 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-19105) 02/19/26 _x86_64_ (4 CPU) 20:24:21 LINUX RESTART (4 CPU) 20:30:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:08 15.56 2.28 12.26 1.01 135.77 3515.05 1867.65 20:50:08 56.36 0.33 46.35 9.67 10.87 4446.43 9353.13 21:00:09 37.30 0.14 30.72 6.44 6.46 5340.25 8925.24 Average: 36.41 0.92 29.78 5.71 51.00 4434.31 6716.98 20:30:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:08 9777136 13371440 2586452 15.80 157136 3545052 2956664 16.97 743188 5449032 80700 20:50:08 8662500 13181472 2768408 16.91 205516 4345588 3273792 18.79 955348 6275212 87816 21:00:09 9682272 15363268 581692 3.55 247168 5399960 1111128 6.38 1356704 4774248 4 Average: 9373969 13972060 1978851 12.09 203273 4430200 2447195 14.05 1018413 5499497 56173 20:30:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:08 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 20:40:08 ens3 97.21 78.64 523.30 20.37 0.00 0.00 0.00 0.00 20:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:08 lo 5028.80 5028.80 4793.12 4793.12 0.00 0.00 0.00 0.00 20:50:08 ens3 107.45 78.22 305.55 23.33 0.00 0.00 0.00 0.00 20:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:09 lo 2824.73 2824.73 2685.24 2685.24 0.00 0.00 0.00 0.00 21:00:09 ens3 105.91 87.17 133.81 101.79 0.00 0.00 0.00 0.00 21:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2618.97 2618.97 2493.50 2493.50 0.00 0.00 0.00 0.00 Average: ens3 103.53 81.35 320.80 48.51 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-19105) 02/19/26 _x86_64_ (4 CPU) 20:24:21 LINUX RESTART (4 CPU) 20:30:08 CPU %user %nice %system %iowait %steal %idle 20:40:08 all 64.08 0.00 2.17 0.29 0.09 33.38 20:40:08 0 63.85 0.00 2.01 0.04 0.09 34.01 20:40:08 1 63.74 0.00 2.15 1.01 0.09 33.01 20:40:08 2 66.04 0.00 2.56 0.08 0.09 31.24 20:40:08 3 62.68 0.00 1.96 0.02 0.09 35.26 20:50:08 all 61.59 0.00 4.02 0.09 0.09 34.22 20:50:08 0 60.56 0.00 3.88 0.09 0.09 35.38 20:50:08 1 62.30 0.00 4.30 0.08 0.10 33.22 20:50:08 2 61.70 0.00 3.78 0.05 0.09 34.38 20:50:08 3 61.79 0.00 4.11 0.12 0.10 33.89 21:00:09 all 51.56 0.00 2.95 0.09 0.08 45.31 21:00:09 0 50.64 0.00 3.36 0.05 0.08 45.86 21:00:09 1 52.19 0.00 2.90 0.14 0.08 44.69 21:00:09 2 52.29 0.00 2.90 0.13 0.08 44.60 21:00:09 3 51.13 0.00 2.63 0.06 0.08 46.10 Average: all 59.07 0.00 3.04 0.16 0.09 37.64 Average: 0 58.34 0.00 3.08 0.06 0.09 38.42 Average: 1 59.42 0.00 3.12 0.41 0.09 36.97 Average: 2 60.01 0.00 3.08 0.09 0.09 36.74 Average: 3 58.53 0.00 2.90 0.06 0.09 38.42