---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-23290 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 660 8580 4 6747 14986 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:57:26:62 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.181/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84250sec preferred_lft 84250sec inet6 fe80::f816:3eff:fe57:2662/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:d8:c6:c1:1c:5f 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-23290) 01/09/26 _x86_64_ (4 CPU) 05:21:25 LINUX RESTART (4 CPU) 05:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:02 26.22 0.06 23.30 2.86 6.34 2214.19 3161.21 05:50:01 30.66 0.03 27.65 2.98 0.96 4472.78 15631.83 Average: 28.44 0.04 25.48 2.92 3.65 3343.24 9395.17 05:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:02 9210136 13143852 2812092 17.18 147636 3901044 2909452 16.70 933604 5819924 21172 05:50:01 7256564 12230956 3720652 22.72 163004 4880504 3672080 21.08 1219424 7440192 1656 Average: 8233350 12687404 3266372 19.95 155320 4390774 3290766 18.89 1076514 6630058 11414 05:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:02 lo 1356.59 1356.59 1285.94 1285.94 0.00 0.00 0.00 0.00 05:40:02 ens3 42.67 35.20 28.68 12.63 0.00 0.00 0.00 0.00 05:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 lo 1217.27 1217.27 1155.85 1155.85 0.00 0.00 0.00 0.00 05:50:01 ens3 43.28 33.11 42.33 11.87 0.00 0.00 0.00 0.00 05:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1286.94 1286.94 1220.91 1220.91 0.00 0.00 0.00 0.00 Average: ens3 42.97 34.16 35.50 12.25 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-23290) 01/09/26 _x86_64_ (4 CPU) 05:21:25 LINUX RESTART (4 CPU) 05:30:02 CPU %user %nice %system %iowait %steal %idle 05:40:02 all 66.83 0.00 2.36 0.06 0.09 30.66 05:40:02 0 66.71 0.00 2.38 0.13 0.09 30.69 05:40:02 1 67.90 0.00 2.46 0.04 0.09 29.50 05:40:02 2 67.00 0.00 2.01 0.03 0.10 30.86 05:40:02 3 65.68 0.00 2.59 0.06 0.10 31.58 05:50:01 all 53.85 0.00 2.18 0.36 0.09 43.52 05:50:01 0 51.99 0.00 2.27 0.14 0.09 45.52 05:50:01 1 56.01 0.00 2.08 0.46 0.09 41.36 05:50:01 2 55.33 0.00 2.31 0.28 0.09 41.98 05:50:01 3 52.07 0.00 2.07 0.55 0.10 45.21 Average: all 60.34 0.00 2.27 0.21 0.09 37.08 Average: 0 59.35 0.00 2.33 0.13 0.09 38.10 Average: 1 61.95 0.00 2.27 0.25 0.09 35.43 Average: 2 61.17 0.00 2.16 0.16 0.09 36.42 Average: 3 58.88 0.00 2.33 0.31 0.10 38.39