---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-462464 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 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 673 8461 4 6854 14973 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:1a:96:80 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.192/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84579sec preferred_lft 84579sec inet6 fe80::f816:3eff:fe1a:9680/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:25:44:c4:28:ba 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-462464) 03/13/26 _x86_64_ (4 CPU) 13:06:29 LINUX RESTART (4 CPU) 13:10:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:21 27.60 0.48 24.00 3.12 407.42 3137.71 9495.41 13:30:22 32.39 0.03 29.11 3.24 0.47 4629.30 12234.50 Average: 29.99 0.25 26.56 3.18 204.03 3883.20 10864.39 13:10:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:21 8166872 11993084 3963588 24.21 141432 3801276 4033280 23.15 814936 6998372 18076 13:30:22 7372372 12284524 3666464 22.39 166676 4812564 3685048 21.15 1123320 7425660 5900 Average: 7769622 12138804 3815026 23.30 154054 4306920 3859164 22.15 969128 7212016 11988 13:10:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:21 lo 1321.57 1321.57 1252.54 1252.54 0.00 0.00 0.00 0.00 13:20:21 ens3 44.55 35.11 263.60 9.50 0.00 0.00 0.00 0.00 13:20:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:22 lo 1337.13 1337.13 1270.88 1270.88 0.00 0.00 0.00 0.00 13:30:22 ens3 28.65 24.57 45.41 7.59 0.00 0.00 0.00 0.00 13:30:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1329.35 1329.35 1261.71 1261.71 0.00 0.00 0.00 0.00 Average: ens3 36.60 29.84 154.55 8.55 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-462464) 03/13/26 _x86_64_ (4 CPU) 13:06:29 LINUX RESTART (4 CPU) 13:10:19 CPU %user %nice %system %iowait %steal %idle 13:20:21 all 68.91 0.00 2.39 0.21 0.10 28.39 13:20:21 0 70.83 0.00 2.54 0.23 0.10 26.30 13:20:21 1 68.98 0.00 2.23 0.08 0.10 28.61 13:20:21 2 68.43 0.00 2.48 0.18 0.10 28.81 13:20:21 3 67.38 0.00 2.30 0.36 0.10 29.86 13:30:22 all 61.19 0.00 2.48 0.45 0.10 35.78 13:30:22 0 58.96 0.00 2.49 0.61 0.10 37.84 13:30:22 1 62.17 0.00 2.63 0.35 0.10 34.75 13:30:22 2 61.60 0.00 2.17 0.27 0.10 35.87 13:30:22 3 62.05 0.00 2.64 0.57 0.10 34.65 Average: all 65.05 0.00 2.43 0.33 0.10 32.08 Average: 0 64.90 0.00 2.52 0.42 0.10 32.06 Average: 1 65.58 0.00 2.43 0.22 0.10 31.68 Average: 2 65.01 0.00 2.32 0.22 0.10 32.34 Average: 3 64.72 0.00 2.47 0.46 0.10 32.25