---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6312 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 667 8713 4 6609 14979 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:e1:7c:72 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.49/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84623sec preferred_lft 84623sec inet6 fe80::f816:3eff:fee1:7c72/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:b2:fe:82:bd:88 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-6312) 01/31/26 _x86_64_ (4 CPU) 14:16:18 LINUX RESTART (4 CPU) 14:20:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:09 42.42 0.48 24.90 17.03 409.23 3597.78 331022.99 14:40:09 32.05 0.03 28.81 3.21 0.57 4580.09 31793.77 Average: 37.24 0.26 26.86 10.12 204.90 4088.93 181408.38 14:20:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:09 8264556 11981704 3975380 24.28 138056 3703524 3963548 22.75 848992 6868760 2420 14:40:09 7360660 12141904 3810024 23.27 159704 4697220 3662360 21.02 1145320 7416424 4300 Average: 7812608 12061804 3892702 23.78 148880 4200372 3812954 21.89 997156 7142592 3360 14:20:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:09 lo 1286.83 1286.83 1218.69 1218.69 0.00 0.00 0.00 0.00 14:30:09 ens3 42.09 34.59 263.06 9.10 0.00 0.00 0.00 0.00 14:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:09 lo 1369.56 1369.56 1300.27 1300.27 0.00 0.00 0.00 0.00 14:40:09 ens3 25.52 22.32 25.47 7.09 0.00 0.00 0.00 0.00 14:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1328.20 1328.20 1259.48 1259.48 0.00 0.00 0.00 0.00 Average: ens3 33.80 28.46 144.27 8.09 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-6312) 01/31/26 _x86_64_ (4 CPU) 14:16:18 LINUX RESTART (4 CPU) 14:20:08 CPU %user %nice %system %iowait %steal %idle 14:30:09 all 68.72 0.00 2.37 0.10 0.10 28.72 14:30:09 0 66.99 0.00 2.27 0.06 0.10 30.59 14:30:09 1 67.63 0.00 2.65 0.13 0.10 29.49 14:30:09 2 69.00 0.00 2.28 0.09 0.09 28.54 14:30:09 3 71.25 0.00 2.30 0.11 0.10 26.24 14:40:09 all 59.25 0.00 2.43 0.10 0.09 38.13 14:40:09 0 58.23 0.00 2.32 0.05 0.09 39.32 14:40:09 1 59.31 0.00 2.63 0.16 0.09 37.81 14:40:09 2 59.30 0.00 2.49 0.12 0.09 37.99 14:40:09 3 60.14 0.00 2.30 0.08 0.09 37.39 Average: all 63.98 0.00 2.40 0.10 0.09 33.42 Average: 0 62.61 0.00 2.29 0.05 0.09 34.95 Average: 1 63.47 0.00 2.64 0.15 0.10 33.64 Average: 2 64.15 0.00 2.38 0.11 0.09 33.27 Average: 3 65.70 0.00 2.30 0.10 0.09 31.81