---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3015 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 628 8966 4 6393 15018 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:a3:10:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.54/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84318sec preferred_lft 84318sec inet6 fe80::f816:3eff:fea3:10e6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:55:43:d6:2a:cb 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-3015) 01/22/26 _x86_64_ (4 CPU) 10:39:19 LINUX RESTART (4 CPU) 10:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:01 37.10 4.33 31.37 1.40 605.57 4020.10 5204.66 11:00:10 26.82 0.08 23.65 3.10 7.00 2349.14 15657.20 11:10:00 39.60 0.05 35.48 4.07 1.21 9840.43 19157.02 Average: 34.43 1.48 30.10 2.86 202.92 5368.63 13355.26 10:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:01 11194592 14251292 1712048 10.46 118268 3111168 2136680 12.26 658596 4196832 15436 11:00:10 9521192 13155908 2802828 17.12 139672 3620048 3185960 18.29 826748 5643384 101848 11:10:00 9158420 15343452 605952 3.70 169308 6046792 1139912 6.54 1704304 5011880 25912 Average: 9958068 14250217 1706943 10.43 142416 4259336 2154184 12.36 1063216 4950699 47732 10:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:01 lo 293.03 293.03 279.04 279.04 0.00 0.00 0.00 0.00 10:50:01 ens3 95.63 71.47 1020.51 11.42 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:10 lo 1431.99 1431.99 1356.88 1356.88 0.00 0.00 0.00 0.00 11:00:10 ens3 57.83 44.92 55.14 14.67 0.00 0.00 0.00 0.00 11:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:00 lo 1172.48 1172.48 1114.65 1114.65 0.00 0.00 0.00 0.00 11:10:00 ens3 66.96 52.53 161.54 18.16 0.00 0.00 0.00 0.00 11:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 970.09 970.09 920.87 920.87 0.00 0.00 0.00 0.00 Average: ens3 73.33 56.20 409.24 14.74 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-3015) 01/22/26 _x86_64_ (4 CPU) 10:39:19 LINUX RESTART (4 CPU) 10:40:09 CPU %user %nice %system %iowait %steal %idle 10:50:01 all 13.74 0.00 0.84 0.27 0.05 85.11 10:50:01 0 12.68 0.00 0.93 0.55 0.05 85.79 10:50:01 1 14.75 0.00 0.80 0.12 0.05 84.28 10:50:01 2 15.27 0.00 0.90 0.27 0.05 83.52 10:50:01 3 12.26 0.00 0.71 0.15 0.04 86.84 11:00:10 all 63.98 0.00 2.36 0.32 0.10 33.23 11:00:10 0 62.12 0.00 2.25 0.18 0.10 35.35 11:00:10 1 65.11 0.00 2.67 0.20 0.09 31.93 11:00:10 2 65.03 0.00 2.33 0.64 0.10 31.90 11:00:10 3 63.69 0.00 2.20 0.27 0.09 33.75 11:10:00 all 58.06 0.00 2.41 0.26 0.08 39.18 11:10:00 0 57.12 0.00 2.25 0.15 0.08 40.40 11:10:00 1 55.81 0.00 2.63 0.08 0.08 41.40 11:10:00 2 61.16 0.00 2.51 0.30 0.08 35.95 11:10:00 3 58.16 0.00 2.23 0.53 0.09 38.99 Average: all 45.41 0.00 1.87 0.29 0.08 52.35 Average: 0 44.13 0.00 1.81 0.29 0.08 53.69 Average: 1 45.38 0.00 2.04 0.14 0.07 52.37 Average: 2 47.29 0.00 1.92 0.41 0.08 50.32 Average: 3 44.85 0.00 1.72 0.32 0.07 53.04