---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1235 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 657 8711 4 6620 14989 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:03:ec:67 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.84/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84382sec preferred_lft 84382sec inet6 fe80::f816:3eff:fe03:ec67/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:55:b3:39:22:d3 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-1235) 01/16/26 _x86_64_ (4 CPU) 11:27:39 LINUX RESTART (4 CPU) 11:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:40:02 48.42 3.56 28.07 16.78 780.47 4454.46 261500.48 11:50:02 29.54 0.01 26.53 3.00 0.21 2389.76 11238.39 12:00:02 19.31 0.11 17.24 1.96 5.79 8887.01 28975.07 Average: 32.36 1.22 23.93 7.21 260.07 5246.93 99922.31 11:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:40:02 9525816 13143600 2814848 17.19 135656 3616216 3019888 17.33 857076 5616824 18456 11:50:02 8585096 12721332 3233692 19.75 156452 4075980 3397772 19.50 975756 6392148 107804 12:00:02 8955928 15374572 572112 3.49 174992 6264084 1098688 6.31 1790824 5104928 332 Average: 9022280 13746501 2206884 13.48 155700 4652093 2505449 14.38 1207885 5704633 42197 11:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:40:02 lo 1472.84 1472.84 1396.76 1396.76 0.00 0.00 0.00 0.00 11:40:02 ens3 124.70 94.86 1037.50 19.76 0.00 0.00 0.00 0.00 11:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:02 lo 1217.94 1217.94 1158.98 1158.98 0.00 0.00 0.00 0.00 11:50:02 ens3 42.27 32.83 27.89 11.82 0.00 0.00 0.00 0.00 11:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:02 lo 393.92 393.92 4787.49 4787.49 0.00 0.00 0.00 0.00 12:00:02 ens3 82.87 89.89 130.22 1009.40 0.00 0.00 0.00 0.00 12:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1026.44 1026.44 2451.98 2451.98 0.00 0.00 0.00 0.00 Average: ens3 83.11 72.44 395.96 348.31 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-1235) 01/16/26 _x86_64_ (4 CPU) 11:27:39 LINUX RESTART (4 CPU) 11:30:09 CPU %user %nice %system %iowait %steal %idle 11:40:02 all 59.24 0.00 2.54 0.26 0.11 37.86 11:40:02 0 59.42 0.00 2.73 0.53 0.10 37.21 11:40:02 1 60.47 0.00 2.38 0.16 0.11 36.88 11:40:02 2 58.59 0.00 2.44 0.12 0.11 38.74 11:40:02 3 58.48 0.00 2.60 0.22 0.11 38.59 11:50:02 all 64.45 0.00 2.42 0.10 0.11 32.93 11:50:02 0 64.43 0.00 2.44 0.06 0.11 32.96 11:50:02 1 63.16 0.00 2.20 0.12 0.11 34.42 11:50:02 2 65.85 0.00 2.70 0.09 0.11 31.24 11:50:02 3 64.35 0.00 2.32 0.13 0.11 33.09 12:00:02 all 35.63 0.00 1.39 0.29 0.09 62.60 12:00:02 0 31.41 0.00 1.34 0.15 0.10 67.01 12:00:02 1 36.88 0.00 1.46 0.10 0.09 61.46 12:00:02 2 38.48 0.00 1.34 0.06 0.10 60.03 12:00:02 3 35.77 0.00 1.40 0.83 0.09 61.90 Average: all 53.07 0.00 2.11 0.21 0.10 44.51 Average: 0 51.70 0.00 2.17 0.24 0.10 45.78 Average: 1 53.46 0.00 2.01 0.12 0.10 44.30 Average: 2 54.27 0.00 2.16 0.09 0.10 43.37 Average: 3 52.83 0.00 2.10 0.40 0.10 44.57