---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6724 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 UTC 2026 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 10G 68G 13% / 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 682 10706 4 4599 14964 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:5b:fc:40 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.159/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84422sec preferred_lft 84422sec inet6 fe80::f816:3eff:fe5b:fc40/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:90:a0:d9:e5:4d 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-6724) 03/21/26 _x86_64_ (4 CPU) 20:53:28 LINUX RESTART (4 CPU) 21:00:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:10:01 29.78 2.62 23.04 4.12 145.61 3177.13 8623.16 21:20:18 47.58 0.30 39.04 8.24 11.50 4405.04 17044.04 Average: 38.93 1.43 31.27 6.24 76.66 3808.47 12952.83 21:00:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:10:01 10389316 13811056 2148476 13.12 145020 3417676 2389732 13.72 686224 4938108 27444 21:20:18 11034048 15381808 571140 3.49 204904 4201288 1102236 6.33 953840 3921136 612 Average: 10711682 14596432 1359808 8.31 174962 3809482 1745984 10.02 820032 4429622 14028 21:00:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:10:01 lo 2404.56 2404.56 2293.50 2293.50 0.00 0.00 0.00 0.00 21:10:01 ens3 113.06 89.90 788.98 20.58 0.00 0.00 0.00 0.00 21:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:18 lo 4034.13 4034.13 3844.34 3844.34 0.00 0.00 0.00 0.00 21:20:18 ens3 108.86 85.84 111.24 45.21 0.00 0.00 0.00 0.00 21:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3242.42 3242.42 3090.88 3090.88 0.00 0.00 0.00 0.00 Average: ens3 110.90 87.81 440.52 33.24 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-6724) 03/21/26 _x86_64_ (4 CPU) 20:53:28 LINUX RESTART (4 CPU) 21:00:18 CPU %user %nice %system %iowait %steal %idle 21:10:01 all 40.31 0.00 2.45 0.08 0.07 57.10 21:10:01 0 38.96 0.00 2.50 0.13 0.06 58.35 21:10:01 1 41.09 0.00 2.45 0.11 0.06 56.30 21:10:01 2 40.97 0.00 2.63 0.04 0.07 56.30 21:10:01 3 40.22 0.00 2.23 0.04 0.07 57.44 21:20:18 all 59.30 0.00 3.81 0.11 0.08 36.70 21:20:18 0 58.09 0.00 3.54 0.18 0.08 38.11 21:20:18 1 60.33 0.00 3.92 0.05 0.09 35.61 21:20:18 2 60.40 0.00 3.61 0.09 0.08 35.81 21:20:18 3 58.37 0.00 4.16 0.11 0.08 37.28 Average: all 50.06 0.00 3.15 0.09 0.07 46.62 Average: 0 48.78 0.00 3.03 0.15 0.07 47.96 Average: 1 50.98 0.00 3.20 0.08 0.08 45.66 Average: 2 50.95 0.00 3.14 0.07 0.08 45.77 Average: 3 49.54 0.00 3.23 0.08 0.07 47.08