---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1242 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 652 8720 4 6615 14994 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:84:c3:02 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.37/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84669sec preferred_lft 84669sec inet6 fe80::f816:3eff:fe84:c302/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:e8:fa:24:39:15 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-1242) 01/16/26 _x86_64_ (4 CPU) 12:54:21 LINUX RESTART (4 CPU) 13:00:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:10 22.25 0.06 19.71 2.47 6.13 2111.03 14814.95 13:20:26 39.75 0.03 23.83 15.90 0.61 4201.98 259246.74 Average: 31.11 0.04 21.80 9.27 3.34 3170.00 138608.74 13:00:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:10 9034848 12848980 3108280 18.98 141960 3790924 3250328 18.66 896808 6038684 49032 13:20:26 5344052 10165304 5787744 35.35 156736 4738840 5662728 32.50 1194340 9366508 29760 Average: 7189450 11507142 4448012 27.17 149348 4264882 4456528 25.58 1045574 7702596 39396 13:00:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:10 lo 1131.97 1131.97 1071.60 1071.60 0.00 0.00 0.00 0.00 13:10:10 ens3 26.86 22.15 22.22 7.19 0.00 0.00 0.00 0.00 13:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:26 lo 1066.94 1066.94 3213.49 3213.49 0.00 0.00 0.00 0.00 13:20:26 ens3 23.87 19.42 24.67 6.51 0.00 0.00 0.00 0.00 13:20:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1099.03 1099.03 2156.37 2156.37 0.00 0.00 0.00 0.00 Average: ens3 25.34 20.77 23.46 6.85 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-1242) 01/16/26 _x86_64_ (4 CPU) 12:54:21 LINUX RESTART (4 CPU) 13:00:10 CPU %user %nice %system %iowait %steal %idle 13:10:10 all 66.27 0.00 2.21 0.05 0.09 31.38 13:10:10 0 66.50 0.00 2.38 0.05 0.09 30.97 13:10:10 1 66.82 0.00 1.97 0.03 0.09 31.09 13:10:10 2 66.61 0.00 2.34 0.06 0.09 30.91 13:10:10 3 65.16 0.00 2.15 0.06 0.09 32.55 13:20:26 all 54.73 0.00 2.13 0.13 0.09 42.92 13:20:26 0 61.13 0.00 2.39 0.06 0.09 36.33 13:20:26 1 52.42 0.00 1.99 0.17 0.09 45.33 13:20:26 2 50.93 0.00 2.19 0.18 0.09 46.62 13:20:26 3 54.44 0.00 1.96 0.11 0.09 43.40 Average: all 60.42 0.00 2.17 0.09 0.09 37.23 Average: 0 63.78 0.00 2.38 0.06 0.09 33.69 Average: 1 59.52 0.00 1.98 0.10 0.09 38.31 Average: 2 58.66 0.00 2.26 0.12 0.09 38.87 Average: 3 59.73 0.00 2.05 0.08 0.09 38.04