---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1251 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 661 8583 4 6744 14985 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:fd:1c:e9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.5/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84702sec preferred_lft 84702sec inet6 fe80::f816:3eff:fefd:1ce9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:c9:d0:58:b2:c9 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-1251) 01/16/26 _x86_64_ (4 CPU) 13:08:09 LINUX RESTART (4 CPU) 13:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:13 37.28 3.28 30.47 3.53 734.01 5404.77 27960.99 13:30:14 32.51 0.01 29.05 3.45 0.15 2524.51 31028.34 Average: 34.91 1.66 29.77 3.49 370.03 3976.22 29482.32 13:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:13 8529192 12316808 3640012 22.23 136380 3780016 3690792 21.19 890764 6565312 8264 13:30:14 8408628 12651668 3301516 20.16 159548 4177340 3375484 19.38 1013968 6528168 42716 Average: 8468910 12484238 3470764 21.20 147964 3978678 3533138 20.28 952366 6546740 25490 13:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:13 lo 1411.72 1411.72 1338.85 1338.85 0.00 0.00 0.00 0.00 13:20:13 ens3 100.71 75.11 1016.67 13.39 0.00 0.00 0.00 0.00 13:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:14 lo 1424.31 1424.31 1355.85 1355.85 0.00 0.00 0.00 0.00 13:30:14 ens3 26.24 22.36 24.98 6.80 0.00 0.00 0.00 0.00 13:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1417.96 1417.96 1347.28 1347.28 0.00 0.00 0.00 0.00 Average: ens3 63.77 48.95 524.81 10.12 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-1251) 01/16/26 _x86_64_ (4 CPU) 13:08:09 LINUX RESTART (4 CPU) 13:10:03 CPU %user %nice %system %iowait %steal %idle 13:20:13 all 65.34 0.00 2.63 0.16 0.09 31.78 13:20:13 0 66.44 0.00 2.64 0.15 0.09 30.68 13:20:13 1 64.49 0.00 2.54 0.13 0.09 32.74 13:20:13 2 63.57 0.00 2.70 0.18 0.09 33.46 13:20:13 3 66.85 0.00 2.65 0.16 0.09 30.25 13:30:14 all 63.19 0.00 2.51 0.08 0.09 34.12 13:30:14 0 62.21 0.00 2.31 0.07 0.09 35.31 13:30:14 1 62.72 0.00 2.55 0.11 0.10 34.52 13:30:14 2 64.11 0.00 2.39 0.04 0.10 33.36 13:30:14 3 63.73 0.00 2.79 0.10 0.09 33.29 Average: all 64.27 0.00 2.57 0.12 0.09 32.94 Average: 0 64.34 0.00 2.48 0.11 0.09 32.97 Average: 1 63.61 0.00 2.55 0.12 0.09 33.63 Average: 2 63.84 0.00 2.55 0.11 0.09 33.41 Average: 3 65.31 0.00 2.72 0.13 0.09 31.75