---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2623 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 668 8704 4 6616 14978 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:ed:55:bf brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.81/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84576sec preferred_lft 84576sec inet6 fe80::f816:3eff:feed:55bf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:67:a5:c1:0f:60 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-2623) 01/21/26 _x86_64_ (4 CPU) 10:25:20 LINUX RESTART (4 CPU) 10:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:40:06 26.13 0.63 22.13 3.37 611.23 3362.08 24600.31 10:50:06 31.56 0.01 28.27 3.29 0.16 3227.04 20618.51 Average: 28.84 0.32 25.19 3.33 306.96 3294.84 22617.64 10:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:40:06 9098744 12808340 3149900 19.24 138144 3696684 3239852 18.60 874268 6007636 21592 10:50:06 7532828 12315616 3637536 22.22 156748 4702016 3637984 20.88 1173656 7223392 447308 Average: 8315786 12561978 3393718 20.73 147446 4199350 3438918 19.74 1023962 6615514 234450 10:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:40:06 lo 1412.90 1412.90 1340.13 1340.13 0.00 0.00 0.00 0.00 10:40:06 ens3 53.47 34.49 236.15 8.48 0.00 0.00 0.00 0.00 10:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:06 lo 1356.01 1356.01 1290.59 1290.59 0.00 0.00 0.00 0.00 10:50:06 ens3 25.09 22.02 26.99 7.33 0.00 0.00 0.00 0.00 10:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1384.57 1384.57 1315.46 1315.46 0.00 0.00 0.00 0.00 Average: ens3 39.34 28.28 132.00 7.91 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-2623) 01/21/26 _x86_64_ (4 CPU) 10:25:20 LINUX RESTART (4 CPU) 10:30:01 CPU %user %nice %system %iowait %steal %idle 10:40:06 all 61.70 0.00 2.31 3.91 0.10 31.98 10:40:06 0 60.26 0.00 2.17 3.55 0.10 33.91 10:40:06 1 63.17 0.00 2.75 5.08 0.10 28.90 10:40:06 2 61.94 0.00 2.19 3.98 0.09 31.80 10:40:06 3 61.41 0.00 2.15 3.02 0.10 33.32 10:50:06 all 62.21 0.00 2.52 0.25 0.10 34.92 10:50:06 0 59.72 0.00 2.30 0.14 0.10 37.73 10:50:06 1 63.91 0.00 2.56 0.19 0.11 33.24 10:50:06 2 62.41 0.00 2.72 0.29 0.10 34.47 10:50:06 3 62.80 0.00 2.51 0.37 0.10 34.21 Average: all 61.95 0.00 2.42 2.09 0.10 33.44 Average: 0 60.00 0.00 2.24 1.86 0.10 35.81 Average: 1 63.54 0.00 2.65 2.65 0.10 31.06 Average: 2 62.17 0.00 2.46 2.14 0.10 33.13 Average: 3 62.10 0.00 2.33 1.70 0.10 33.77