---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4956 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 690 8689 4 6609 14956 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:77:b2:05 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.91/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84463sec preferred_lft 84463sec inet6 fe80::f816:3eff:fe77:b205/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:62:f8:bb:35:d2 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-4956) 01/27/26 _x86_64_ (4 CPU) 07:50:18 LINUX RESTART (4 CPU) 08:00:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:01 26.23 0.02 23.37 2.83 0.38 2273.43 7059.71 08:20:19 22.95 0.02 20.58 2.35 0.45 4063.36 7131.10 Average: 24.54 0.02 21.94 2.58 0.42 3194.80 7096.46 08:00:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:01 8356416 12372156 3584480 21.89 146180 3978220 3607192 20.71 940300 6671292 215700 08:20:19 5193364 10010728 5942356 36.29 157448 4734132 5602956 32.16 1190296 9521932 140 Average: 6774890 11191442 4763418 29.09 151814 4356176 4605074 26.43 1065298 8096612 107920 08:00:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:01 lo 1421.77 1421.77 1348.34 1348.34 0.00 0.00 0.00 0.00 08:10:01 ens3 22.82 20.12 11.03 6.77 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:19 lo 952.41 952.41 5109.47 5109.47 0.00 0.00 0.00 0.00 08:20:19 ens3 25.51 19.74 24.31 6.27 0.00 0.00 0.00 0.00 08:20:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1180.16 1180.16 3284.40 3284.40 0.00 0.00 0.00 0.00 Average: ens3 24.20 19.92 17.86 6.51 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-4956) 01/27/26 _x86_64_ (4 CPU) 07:50:18 LINUX RESTART (4 CPU) 08:00:19 CPU %user %nice %system %iowait %steal %idle 08:10:01 all 65.77 0.00 2.38 0.26 0.13 31.47 08:10:01 0 65.23 0.00 2.28 0.46 0.13 31.91 08:10:01 1 64.99 0.00 2.36 0.18 0.13 32.34 08:10:01 2 66.48 0.00 2.32 0.16 0.13 30.92 08:10:01 3 66.39 0.00 2.55 0.23 0.12 30.70 08:20:19 all 53.51 0.00 2.00 0.28 0.10 44.11 08:20:19 0 49.84 0.00 1.86 0.06 0.10 48.14 08:20:19 1 54.60 0.00 2.05 0.18 0.10 43.07 08:20:19 2 54.96 0.00 2.10 0.29 0.10 42.54 08:20:19 3 54.64 0.00 2.00 0.57 0.11 42.68 Average: all 59.45 0.00 2.18 0.27 0.11 37.98 Average: 0 57.29 0.00 2.06 0.25 0.11 40.28 Average: 1 59.64 0.00 2.20 0.18 0.12 37.86 Average: 2 60.55 0.00 2.20 0.23 0.11 36.91 Average: 3 60.33 0.00 2.27 0.41 0.12 36.87