---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2319 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 653 8935 4 6400 14993 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:4e:fb:51 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.239/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84588sec preferred_lft 84588sec inet6 fe80::f816:3eff:fe4e:fb51/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:ba:47:c3:89:ec 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-2319) 01/20/26 _x86_64_ (4 CPU) 09:54:49 LINUX RESTART (4 CPU) 10:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:07 24.46 0.09 21.67 2.71 6.40 2415.33 18281.26 10:20:22 24.97 0.02 22.50 2.45 0.47 4236.38 17123.17 Average: 24.72 0.06 22.09 2.58 3.41 3331.31 17698.75 10:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:07 9443736 13018572 2938896 17.95 139948 3556460 3009108 17.27 760804 5776240 14708 10:20:22 5579532 10180020 5773504 35.26 153860 4524192 5585768 32.06 1051412 9283196 232 Average: 7511634 11599296 4356200 26.61 146904 4040326 4297438 24.67 906108 7529718 7470 10:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:07 lo 1238.17 1238.17 1172.89 1172.89 0.00 0.00 0.00 0.00 10:10:07 ens3 24.06 21.40 21.86 7.14 0.00 0.00 0.00 0.00 10:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:22 lo 1049.43 1049.43 3198.73 3198.73 0.00 0.00 0.00 0.00 10:20:22 ens3 19.27 17.68 23.96 6.09 0.00 0.00 0.00 0.00 10:20:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1143.23 1143.23 2191.87 2191.87 0.00 0.00 0.00 0.00 Average: ens3 21.65 19.53 22.92 6.61 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-2319) 01/20/26 _x86_64_ (4 CPU) 09:54:49 LINUX RESTART (4 CPU) 10:00:00 CPU %user %nice %system %iowait %steal %idle 10:10:07 all 65.06 0.00 2.24 0.05 0.09 32.56 10:10:07 0 65.29 0.00 2.11 0.06 0.09 32.45 10:10:07 1 64.88 0.00 2.19 0.04 0.09 32.80 10:10:07 2 64.95 0.00 2.37 0.04 0.08 32.55 10:10:07 3 65.14 0.00 2.27 0.05 0.09 32.45 10:20:22 all 54.64 0.00 2.00 0.09 0.08 43.19 10:20:22 0 51.10 0.00 1.99 0.10 0.08 46.74 10:20:22 1 53.09 0.00 2.10 0.08 0.08 44.65 10:20:22 2 55.51 0.00 2.06 0.08 0.08 42.27 10:20:22 3 58.85 0.00 1.87 0.09 0.08 39.10 Average: all 59.82 0.00 2.12 0.07 0.08 37.91 Average: 0 58.15 0.00 2.05 0.08 0.08 39.64 Average: 1 58.95 0.00 2.14 0.06 0.08 38.76 Average: 2 60.20 0.00 2.22 0.06 0.08 37.44 Average: 3 61.98 0.00 2.07 0.07 0.08 35.80