---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-24839 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: 5600.00 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 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 648 9152 4 6188 14998 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:3a:75:77 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.28/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84579sec preferred_lft 84579sec inet6 fe80::f816:3eff:fe3a:7577/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:1a:da:a6:e6:08 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-24839) 01/10/26 _x86_64_ (4 CPU) 01:08:45 LINUX RESTART (4 CPU) 01:10:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:17 7.16 0.45 6.09 0.62 585.33 919.77 13876.35 01:30:07 45.57 4.76 39.77 1.04 275.11 4110.07 2285.53 Average: 26.20 2.58 22.79 0.83 431.54 2501.38 8130.13 01:10:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:17 13307128 15504924 507212 3.10 61240 2360148 1134832 6.51 426816 2370484 160 01:30:07 10419384 13810636 2149568 13.13 119444 3431924 2429868 13.95 738460 4846828 58104 Average: 11863256 14657780 1328390 8.11 90342 2896036 1782350 10.23 582638 3608656 29132 01:10:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:17 lo 0.17 0.17 0.02 0.02 0.00 0.00 0.00 0.00 01:20:17 ens3 19.72 12.90 268.59 0.94 0.00 0.00 0.00 0.00 01:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:07 lo 225.51 225.51 214.07 214.07 0.00 0.00 0.00 0.00 01:30:07 ens3 101.41 76.02 996.45 15.24 0.00 0.00 0.00 0.00 01:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 111.89 111.89 106.14 106.14 0.00 0.00 0.00 0.00 Average: ens3 60.22 44.19 629.43 8.03 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-24839) 01/10/26 _x86_64_ (4 CPU) 01:08:45 LINUX RESTART (4 CPU) 01:10:17 CPU %user %nice %system %iowait %steal %idle 01:20:17 all 0.55 0.00 0.28 0.22 0.03 98.91 01:20:17 0 0.44 0.00 0.29 0.36 0.02 98.88 01:20:17 1 0.50 0.00 0.20 0.28 0.03 98.99 01:20:17 2 0.71 0.00 0.21 0.16 0.03 98.89 01:20:17 3 0.56 0.00 0.44 0.10 0.04 98.86 01:30:07 all 24.27 0.00 1.01 0.32 0.05 74.34 01:30:07 0 24.53 0.00 0.94 0.16 0.04 74.34 01:30:07 1 23.69 0.00 1.01 0.46 0.06 74.78 01:30:07 2 24.60 0.00 1.16 0.45 0.05 73.74 01:30:07 3 24.28 0.00 0.92 0.23 0.06 74.51 Average: all 12.31 0.00 0.64 0.27 0.04 86.73 Average: 0 12.38 0.00 0.61 0.26 0.03 86.72 Average: 1 12.00 0.00 0.60 0.37 0.04 86.99 Average: 2 12.54 0.00 0.68 0.30 0.04 86.44 Average: 3 12.32 0.00 0.68 0.16 0.05 86.79