---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4721 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 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 680 10226 4 5081 14966 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:9d:4c:81 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.246/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84345sec preferred_lft 84345sec inet6 fe80::f816:3eff:fe9d:4c81/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:c2:b0:6c:91:76 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-4721) 01/26/26 _x86_64_ (4 CPU) 22:40:30 LINUX RESTART (4 CPU) 22:50:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:00:02 46.64 3.78 41.44 1.42 241.69 4689.55 1277.72 23:10:02 24.67 0.93 20.45 3.29 29.55 3406.45 2622.02 Average: 35.51 2.33 30.81 2.37 134.24 4039.65 1958.62 22:50:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:00:02 10511808 14039872 1919040 11.72 130912 3530512 2498872 14.34 765864 4716084 25560 23:10:02 8765844 13246028 2704476 16.52 169004 4360492 2806336 16.11 1027140 6109416 64284 Average: 9638826 13642950 2311758 14.12 149958 3945502 2652604 15.23 896502 5412750 44922 22:50:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:00:02 lo 1.31 1.31 0.15 0.15 0.00 0.00 0.00 0.00 23:00:02 ens3 127.64 99.64 814.32 23.10 0.00 0.00 0.00 0.00 23:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:02 lo 1523.39 1523.39 1450.93 1450.93 0.00 0.00 0.00 0.00 23:10:02 ens3 87.35 63.23 392.36 17.60 0.00 0.00 0.00 0.00 23:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 772.25 772.25 734.98 734.98 0.00 0.00 0.00 0.00 Average: ens3 107.23 81.20 600.59 20.31 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-4721) 01/26/26 _x86_64_ (4 CPU) 22:40:30 LINUX RESTART (4 CPU) 22:50:17 CPU %user %nice %system %iowait %steal %idle 23:00:02 all 60.81 0.00 2.15 0.64 0.12 36.28 23:00:02 0 60.18 0.00 2.01 0.46 0.12 37.24 23:00:02 1 59.29 0.00 2.19 0.96 0.12 37.44 23:00:02 2 59.96 0.00 2.20 0.49 0.11 37.23 23:00:02 3 63.80 0.00 2.20 0.65 0.12 33.23 23:10:02 all 70.79 0.00 2.74 0.17 0.12 26.18 23:10:02 0 71.37 0.00 2.93 0.27 0.12 25.31 23:10:02 1 71.62 0.00 2.83 0.19 0.12 25.24 23:10:02 2 70.88 0.00 2.59 0.10 0.12 26.32 23:10:02 3 69.27 0.00 2.62 0.12 0.11 27.87 Average: all 65.86 0.00 2.45 0.40 0.12 31.17 Average: 0 65.84 0.00 2.48 0.36 0.12 31.20 Average: 1 65.54 0.00 2.52 0.57 0.12 31.26 Average: 2 65.49 0.00 2.40 0.29 0.12 31.71 Average: 3 66.57 0.00 2.41 0.38 0.12 30.51