---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5786 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 672 8536 4 6779 14974 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:8d:ae:05 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.99/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83795sec preferred_lft 83795sec inet6 fe80::f816:3eff:fe8d:ae05/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:07:bc:bb:79:a7 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-5786) 01/29/26 _x86_64_ (4 CPU) 19:05:17 LINUX RESTART (4 CPU) 19:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:06 23.35 3.32 18.01 2.02 735.30 3369.84 31039.39 19:30:07 38.40 0.06 22.21 16.13 6.17 2261.36 244172.29 19:40:01 26.40 0.03 23.64 2.73 0.48 4283.17 6857.43 Average: 29.38 1.14 21.27 6.97 249.21 3301.33 94214.17 19:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:06 9796344 13297292 2663116 16.27 124892 3531352 2795596 16.05 789584 5415568 17008 19:30:07 9004160 12957580 2997612 18.31 149248 3917652 3025192 17.36 943096 6002976 12792 19:40:01 5216924 10208036 5743176 35.08 162432 4897568 5639284 32.37 1236776 9453580 4176 Average: 8005809 12154303 3801301 23.22 145524 4115524 3820024 21.93 989819 6957375 11325 19:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:06 lo 670.52 670.52 638.81 638.81 0.00 0.00 0.00 0.00 19:20:06 ens3 103.63 80.34 1097.21 13.82 0.00 0.00 0.00 0.00 19:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:07 lo 1230.25 1230.25 1165.09 1165.09 0.00 0.00 0.00 0.00 19:30:07 ens3 38.05 30.75 25.85 11.07 0.00 0.00 0.00 0.00 19:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:01 lo 1008.65 1008.65 2794.91 2794.91 0.00 0.00 0.00 0.00 19:40:01 ens3 40.60 30.42 31.36 11.66 0.00 0.00 0.00 0.00 19:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 969.06 969.06 1526.50 1526.50 0.00 0.00 0.00 0.00 Average: ens3 60.92 47.30 387.55 12.19 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-5786) 01/29/26 _x86_64_ (4 CPU) 19:05:17 LINUX RESTART (4 CPU) 19:10:01 CPU %user %nice %system %iowait %steal %idle 19:20:06 all 27.84 0.00 1.54 0.64 0.08 69.90 19:20:06 0 28.03 0.00 1.59 0.44 0.07 69.88 19:20:06 1 27.95 0.00 1.21 0.39 0.08 70.37 19:20:06 2 27.91 0.00 1.80 0.61 0.08 69.60 19:20:06 3 27.48 0.00 1.58 1.11 0.07 69.76 19:30:07 all 64.36 0.00 2.36 0.12 0.14 33.02 19:30:07 0 65.93 0.00 2.32 0.05 0.13 31.57 19:30:07 1 63.95 0.00 2.30 0.09 0.14 33.52 19:30:07 2 63.93 0.00 2.21 0.16 0.14 33.57 19:30:07 3 63.65 0.00 2.60 0.19 0.14 33.42 19:40:01 all 54.44 0.00 2.22 0.29 0.13 42.93 19:40:01 0 52.21 0.00 2.31 0.45 0.13 44.90 19:40:01 1 55.99 0.00 1.99 0.18 0.13 41.70 19:40:01 2 54.47 0.00 2.27 0.08 0.13 43.05 19:40:01 3 55.09 0.00 2.30 0.43 0.13 42.05 Average: all 48.81 0.00 2.04 0.35 0.11 48.69 Average: 0 48.67 0.00 2.07 0.31 0.11 48.84 Average: 1 49.21 0.00 1.83 0.22 0.12 48.62 Average: 2 48.70 0.00 2.09 0.28 0.12 48.81 Average: 3 48.67 0.00 2.16 0.58 0.11 48.48