---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-20577 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 13G 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 654 8576 4 6758 14992 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:14:3f:c3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.235/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84580sec preferred_lft 84580sec inet6 fe80::f816:3eff:fe14:3fc3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:04:5b:4d:9f:97 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-20577) 02/25/26 _x86_64_ (4 CPU) 06:59:23 LINUX RESTART (4 CPU) 07:00:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:05 76.48 5.29 53.67 17.52 884.39 6933.86 249687.22 07:20:12 27.28 0.01 24.53 2.73 0.22 2271.47 5683.08 Average: 51.61 2.62 38.94 10.04 437.38 4576.71 126326.64 07:00:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:05 9846384 13572576 2385620 14.57 137108 3718108 2832920 16.26 865208 5288096 24824 07:20:12 8768444 12895256 3059368 18.69 156848 4066308 3139944 18.02 972724 6218144 24920 Average: 9307414 13233916 2722494 16.63 146978 3892208 2986432 17.14 918966 5753120 24872 07:00:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:05 lo 1518.99 1518.99 1439.56 1439.56 0.00 0.00 0.00 0.00 07:10:05 ens3 123.39 89.51 1260.70 15.82 0.00 0.00 0.00 0.00 07:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:12 lo 1336.35 1336.35 1272.51 1272.51 0.00 0.00 0.00 0.00 07:20:12 ens3 21.21 19.00 21.11 6.22 0.00 0.00 0.00 0.00 07:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1426.65 1426.65 1355.10 1355.10 0.00 0.00 0.00 0.00 Average: ens3 71.73 53.86 634.01 10.97 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-20577) 02/25/26 _x86_64_ (4 CPU) 06:59:23 LINUX RESTART (4 CPU) 07:00:11 CPU %user %nice %system %iowait %steal %idle 07:10:05 all 63.77 0.00 2.83 0.52 0.11 32.77 07:10:05 0 61.38 0.00 2.65 0.25 0.11 35.60 07:10:05 1 67.06 0.00 2.96 0.99 0.11 28.87 07:10:05 2 64.39 0.00 2.86 0.29 0.11 32.35 07:10:05 3 62.24 0.00 2.86 0.54 0.12 34.25 07:20:12 all 65.52 0.00 2.37 0.31 0.12 31.68 07:20:12 0 64.27 0.00 2.39 0.10 0.13 33.12 07:20:12 1 65.67 0.00 2.57 0.12 0.12 31.52 07:20:12 2 66.30 0.00 2.07 0.76 0.12 30.74 07:20:12 3 65.85 0.00 2.44 0.24 0.12 31.36 Average: all 64.65 0.00 2.60 0.41 0.12 32.22 Average: 0 62.84 0.00 2.52 0.18 0.12 34.35 Average: 1 66.35 0.00 2.76 0.55 0.12 30.21 Average: 2 65.36 0.00 2.46 0.53 0.12 31.54 Average: 3 64.07 0.00 2.64 0.39 0.12 32.79