---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-18195 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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 67G 15% / 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 702 9663 4 5623 14943 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:06:c1:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.163/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84612sec preferred_lft 84612sec inet6 fe80::f816:3eff:fe06:c106/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:20:f9:f2:81:0f 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-18195) 01/03/26 _x86_64_ (4 CPU) 20:47:05 LINUX RESTART (4 CPU) 20:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:00:42 39.85 2.83 23.31 13.71 515.69 5255.06 240435.13 21:10:13 38.91 0.04 34.74 4.13 1.30 5795.28 28258.56 Average: 39.41 1.52 28.69 9.20 273.53 5509.38 140547.98 20:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:00:42 9204248 13148556 2805756 17.14 166108 3855752 3107784 17.84 881136 5852880 19316 21:10:13 7951156 13102260 2846872 17.39 181688 4994156 3130404 17.97 1130456 6794000 30788 Average: 8577702 13125408 2826314 17.26 173898 4424954 3119094 17.90 1005796 6323440 25052 20:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:00:42 lo 595.69 595.69 567.06 567.06 0.00 0.00 0.00 0.00 21:00:42 ens3 97.63 75.37 828.85 16.90 0.00 0.00 0.00 0.00 21:00:42 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:13 lo 1446.80 1446.80 1378.11 1378.11 0.00 0.00 0.00 0.00 21:10:13 ens3 66.38 53.61 228.68 16.96 0.00 0.00 0.00 0.00 21:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 996.37 996.37 948.88 948.88 0.00 0.00 0.00 0.00 Average: ens3 82.92 65.13 546.31 16.92 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-18195) 01/03/26 _x86_64_ (4 CPU) 20:47:05 LINUX RESTART (4 CPU) 20:50:01 CPU %user %nice %system %iowait %steal %idle 21:00:42 all 55.48 0.00 1.93 0.12 0.08 42.39 21:00:42 0 56.14 0.00 1.95 0.16 0.08 41.68 21:00:42 1 53.47 0.00 1.77 0.09 0.08 44.59 21:00:42 2 57.57 0.00 2.02 0.09 0.08 40.24 21:00:42 3 54.74 0.00 1.99 0.14 0.08 43.05 21:10:13 all 61.09 0.00 2.54 0.10 0.09 36.18 21:10:13 0 61.37 0.00 2.74 0.16 0.09 35.66 21:10:13 1 60.06 0.00 2.38 0.05 0.09 37.42 21:10:13 2 62.61 0.00 2.68 0.11 0.09 34.51 21:10:13 3 60.32 0.00 2.38 0.07 0.09 37.15 Average: all 58.12 0.00 2.22 0.11 0.08 39.47 Average: 0 58.60 0.00 2.32 0.16 0.08 38.84 Average: 1 56.57 0.00 2.06 0.07 0.08 41.21 Average: 2 59.94 0.00 2.33 0.10 0.08 37.55 Average: 3 57.36 0.00 2.17 0.10 0.09 40.27