---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4698 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 11G 68G 14% / 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 685 10358 4 4944 14960 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:98:49:ce brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.99/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84638sec preferred_lft 84638sec inet6 fe80::f816:3eff:fe98:49ce/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:bc:63:13:1f:14 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-4698) 01/26/26 _x86_64_ (4 CPU) 21:39:18 LINUX RESTART (4 CPU) 21:40:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:01 44.77 4.09 39.15 1.54 642.13 4513.01 26457.74 22:00:06 18.90 0.83 16.11 1.97 26.87 3456.73 1325.71 Average: 31.75 2.45 27.55 1.75 332.44 3981.34 13807.67 21:40:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:01 10306736 13553996 2406208 14.70 122956 3273140 2766196 15.88 675160 5029476 34224 22:00:06 9032060 13254856 2696892 16.47 165272 4120480 2804904 16.10 920568 5971380 7300 Average: 9669398 13404426 2551550 15.58 144114 3696810 2785550 15.99 797864 5500428 20762 21:40:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:01 lo 0.90 0.90 0.11 0.11 0.00 0.00 0.00 0.00 21:50:01 ens3 100.50 78.88 897.73 15.39 0.00 0.00 0.00 0.00 21:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:06 lo 831.24 831.24 791.78 791.78 0.00 0.00 0.00 0.00 22:00:06 ens3 83.60 62.83 361.58 18.24 0.00 0.00 0.00 0.00 22:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 418.85 418.85 398.59 398.59 0.00 0.00 0.00 0.00 Average: ens3 92.00 70.80 627.86 16.83 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-4698) 01/26/26 _x86_64_ (4 CPU) 21:39:18 LINUX RESTART (4 CPU) 21:40:04 CPU %user %nice %system %iowait %steal %idle 21:50:01 all 38.50 0.00 1.54 0.58 0.07 59.30 21:50:01 0 38.29 0.00 1.55 0.37 0.07 59.72 21:50:01 1 38.83 0.00 1.67 1.12 0.07 58.31 21:50:01 2 38.65 0.00 1.75 0.58 0.07 58.95 21:50:01 3 38.23 0.00 1.21 0.27 0.07 60.22 22:00:06 all 69.62 0.00 2.50 0.67 0.11 27.10 22:00:06 0 68.80 0.00 2.36 0.57 0.11 28.16 22:00:06 1 69.39 0.00 2.48 1.34 0.11 26.68 22:00:06 2 70.41 0.00 2.53 0.26 0.11 26.69 22:00:06 3 69.87 0.00 2.62 0.52 0.11 26.88 Average: all 54.15 0.00 2.02 0.63 0.09 43.11 Average: 0 53.64 0.00 1.96 0.47 0.09 43.84 Average: 1 54.21 0.00 2.07 1.23 0.09 42.39 Average: 2 54.62 0.00 2.14 0.42 0.09 42.74 Average: 3 54.14 0.00 1.92 0.40 0.09 43.45