---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-34305 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 10222 4 5086 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:5c:59:92 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.125/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85007sec preferred_lft 85007sec inet6 fe80::f816:3eff:fe5c:5992/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:2a:a6:06:2c:c4 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-34305) 01/12/26 _x86_64_ (4 CPU) 17:27:55 LINUX RESTART (4 CPU) 17:30:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:40:00 32.83 1.42 16.22 15.19 651.07 4032.31 267291.21 17:50:04 31.76 0.62 27.15 4.00 22.24 4270.58 3689.93 Average: 32.29 1.01 21.75 9.52 332.55 4153.00 133769.43 17:30:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:40:00 9875544 13707344 2248720 13.73 147116 3787504 2447764 14.05 858148 5234660 123620 17:50:04 10603072 15450744 497768 3.04 171136 4711356 990756 5.69 1131392 4131916 324 Average: 10239308 14579044 1373244 8.39 159126 4249430 1719260 9.87 994770 4683288 61972 17:30:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:40:00 lo 1.47 1.47 0.16 0.16 0.00 0.00 0.00 0.00 17:40:00 ens3 88.97 70.19 490.15 19.65 0.00 0.00 0.00 0.00 17:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:04 lo 1447.94 1447.94 1368.69 1368.69 0.00 0.00 0.00 0.00 17:50:04 ens3 114.14 103.87 415.33 170.89 0.00 0.00 0.00 0.00 17:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 734.15 734.15 693.36 693.36 0.00 0.00 0.00 0.00 Average: ens3 101.72 87.25 452.25 96.26 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-34305) 01/12/26 _x86_64_ (4 CPU) 17:27:55 LINUX RESTART (4 CPU) 17:30:11 CPU %user %nice %system %iowait %steal %idle 17:40:00 all 74.68 0.00 2.54 0.06 0.10 22.61 17:40:00 0 76.26 0.00 2.84 0.06 0.10 20.74 17:40:00 1 74.51 0.00 2.44 0.05 0.11 22.90 17:40:00 2 74.41 0.00 2.61 0.06 0.10 22.82 17:40:00 3 73.55 0.00 2.29 0.07 0.10 24.00 17:50:04 all 55.35 0.00 2.25 0.07 0.09 42.24 17:50:04 0 52.61 0.00 2.70 0.07 0.09 44.53 17:50:04 1 57.90 0.00 2.21 0.05 0.09 39.75 17:50:04 2 52.12 0.00 1.96 0.14 0.09 45.69 17:50:04 3 58.76 0.00 2.12 0.02 0.09 39.00 Average: all 64.88 0.00 2.39 0.07 0.10 32.56 Average: 0 64.27 0.00 2.77 0.06 0.10 32.81 Average: 1 66.10 0.00 2.32 0.05 0.10 31.44 Average: 2 63.11 0.00 2.28 0.10 0.09 34.41 Average: 3 66.06 0.00 2.20 0.05 0.10 31.59