---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-24891 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 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 665 9271 4 6052 14981 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:d2:79:59 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.143/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84763sec preferred_lft 84763sec inet6 fe80::f816:3eff:fed2:7959/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:c2:75:00:02:37 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-24891) 01/10/26 _x86_64_ (4 CPU) 02:35:07 LINUX RESTART (4 CPU) 02:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:01 40.52 12.44 12.63 15.45 541.93 1282.61 272146.18 03:00:05 33.11 0.20 29.12 3.79 6.03 7233.03 25902.49 Average: 36.78 6.26 20.95 9.56 271.43 4286.17 147851.30 02:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:01 9228360 12812320 3146100 19.22 127212 3570692 3368224 19.33 838652 5894368 116 03:00:05 7111272 12719076 3228900 19.72 161740 5464888 3143900 18.05 1651540 7083684 24496 Average: 8169816 12765698 3187500 19.47 144476 4517790 3256062 18.69 1245096 6489026 12306 02:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:01 lo 44.76 44.76 10.84 10.84 0.00 0.00 0.00 0.00 02:50:01 ens3 18.76 13.56 140.94 3.43 0.00 0.00 0.00 0.00 02:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:05 lo 1634.76 1634.76 1549.66 1549.66 0.00 0.00 0.00 0.00 03:00:05 ens3 70.05 52.11 445.44 13.20 0.00 0.00 0.00 0.00 03:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 847.34 847.34 787.58 787.58 0.00 0.00 0.00 0.00 Average: ens3 44.65 33.02 294.64 8.36 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-24891) 01/10/26 _x86_64_ (4 CPU) 02:35:07 LINUX RESTART (4 CPU) 02:40:08 CPU %user %nice %system %iowait %steal %idle 02:50:01 all 24.01 0.08 1.01 0.19 0.08 74.63 02:50:01 0 23.21 0.11 1.01 0.32 0.08 75.27 02:50:01 1 25.16 0.12 1.00 0.16 0.08 73.49 02:50:01 2 24.14 0.07 1.03 0.20 0.08 74.48 02:50:01 3 23.52 0.03 1.00 0.09 0.08 75.27 03:00:05 all 44.03 0.00 2.24 0.24 0.08 53.41 03:00:05 0 44.15 0.00 2.23 0.10 0.08 53.43 03:00:05 1 44.30 0.00 2.31 0.14 0.08 53.17 03:00:05 2 41.85 0.00 2.13 0.20 0.08 55.74 03:00:05 3 45.81 0.00 2.29 0.52 0.08 51.30 Average: all 34.10 0.04 1.63 0.22 0.08 63.93 Average: 0 33.77 0.06 1.62 0.21 0.08 64.26 Average: 1 34.81 0.06 1.66 0.15 0.08 63.24 Average: 2 33.07 0.03 1.58 0.20 0.08 65.03 Average: 3 34.76 0.02 1.65 0.31 0.08 63.18