---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3068 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 662 10238 4 5088 14984 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:df:18:f8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.71/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84590sec preferred_lft 84590sec inet6 fe80::f816:3eff:fedf:18f8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:91:81:f3:4e:12 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-3068) 01/22/26 _x86_64_ (4 CPU) 16:24:18 LINUX RESTART (4 CPU) 16:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:40:07 12.29 1.99 9.47 0.83 129.76 2518.46 197.36 16:50:09 34.51 0.92 29.23 4.35 30.11 4468.58 1977.39 Average: 23.37 1.46 19.32 2.59 80.08 3490.65 1084.75 16:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:40:07 10140588 13721092 2237448 13.67 132604 3577816 2554680 14.66 784652 5046376 33856 16:50:09 10522732 15372432 577700 3.53 171976 4712256 1098016 6.30 1131748 4224004 113060 Average: 10331660 14546762 1407574 8.60 152290 4145036 1826348 10.48 958200 4635190 73458 16:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:40:07 lo 1.11 1.11 0.11 0.11 0.00 0.00 0.00 0.00 16:40:07 ens3 86.54 68.25 523.32 17.44 0.00 0.00 0.00 0.00 16:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:09 lo 1459.92 1459.92 1390.34 1390.34 0.00 0.00 0.00 0.00 16:50:09 ens3 84.64 62.34 423.69 19.94 0.00 0.00 0.00 0.00 16:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 728.37 728.37 693.18 693.18 0.00 0.00 0.00 0.00 Average: ens3 85.59 65.30 473.65 18.69 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-3068) 01/22/26 _x86_64_ (4 CPU) 16:24:18 LINUX RESTART (4 CPU) 16:30:02 CPU %user %nice %system %iowait %steal %idle 16:40:07 all 57.12 0.00 1.80 0.04 0.09 40.95 16:40:07 0 55.78 0.00 1.67 0.02 0.08 42.44 16:40:07 1 56.45 0.00 1.69 0.03 0.09 41.73 16:40:07 2 58.63 0.00 1.90 0.09 0.09 39.29 16:40:07 3 57.61 0.00 1.92 0.02 0.09 40.36 16:50:09 all 66.84 0.00 2.64 0.09 0.10 30.34 16:50:09 0 69.52 0.00 2.52 0.04 0.11 27.81 16:50:09 1 65.71 0.00 2.47 0.05 0.11 31.66 16:50:09 2 67.16 0.00 3.05 0.14 0.11 29.55 16:50:09 3 64.94 0.00 2.51 0.13 0.09 32.33 Average: all 61.96 0.00 2.21 0.06 0.10 35.66 Average: 0 62.64 0.00 2.09 0.03 0.09 35.15 Average: 1 61.06 0.00 2.08 0.04 0.10 36.72 Average: 2 62.88 0.00 2.47 0.11 0.10 34.43 Average: 3 61.26 0.00 2.22 0.07 0.09 36.36