---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-23706 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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: 5600.00 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 660 10750 4 4578 14986 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:f4:31:a3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.117/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84630sec preferred_lft 84630sec inet6 fe80::f816:3eff:fef4:31a3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:4d:17:0c:85:ef 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-23706) 06/04/26 _x86_64_ (4 CPU) 16:48:38 LINUX RESTART (4 CPU) 16:50:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:00:02 36.90 3.90 28.71 4.28 589.09 4948.39 8455.66 17:10:13 38.44 0.01 31.71 6.72 0.07 2998.53 11065.02 Average: 37.68 1.92 30.24 5.52 289.33 3956.07 9783.61 16:50:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:00:02 10640088 14020000 1939948 11.85 136536 3383508 2173476 12.48 646892 4695088 27820 17:10:13 9806708 13824924 2130144 13.01 188532 3900044 2640040 15.15 806576 5315088 105932 Average: 10223398 13922462 2035046 12.43 162534 3641776 2406758 13.81 726734 5005088 66876 16:50:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:00:02 lo 2108.46 2108.46 2010.50 2010.50 0.00 0.00 0.00 0.00 17:00:02 ens3 128.18 96.16 1013.39 21.55 0.00 0.00 0.00 0.00 17:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:13 lo 3930.10 3930.10 3747.24 3747.24 0.00 0.00 0.00 0.00 17:10:13 ens3 91.44 68.05 26.92 24.14 0.00 0.00 0.00 0.00 17:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3035.53 3035.53 2894.36 2894.36 0.00 0.00 0.00 0.00 Average: ens3 109.48 81.86 511.36 22.87 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-23706) 06/04/26 _x86_64_ (4 CPU) 16:48:38 LINUX RESTART (4 CPU) 16:50:13 CPU %user %nice %system %iowait %steal %idle 17:00:02 all 39.85 0.00 2.45 1.09 0.10 56.52 17:00:02 0 38.17 0.00 2.34 0.61 0.10 58.77 17:00:02 1 38.52 0.00 2.49 0.49 0.10 58.39 17:00:02 2 40.43 0.00 2.56 0.62 0.10 56.29 17:00:02 3 42.28 0.00 2.40 2.62 0.10 52.60 17:10:13 all 56.94 0.00 3.64 4.26 0.14 35.01 17:10:13 0 56.21 0.00 3.25 5.37 0.15 35.03 17:10:13 1 55.56 0.00 3.64 4.00 0.14 36.66 17:10:13 2 57.80 0.00 3.80 3.17 0.14 35.08 17:10:13 3 58.20 0.00 3.87 4.51 0.14 33.28 Average: all 48.54 0.00 3.05 2.70 0.12 45.58 Average: 0 47.34 0.00 2.80 3.03 0.13 46.70 Average: 1 47.19 0.00 3.08 2.27 0.12 47.34 Average: 2 49.26 0.00 3.19 1.92 0.12 45.51 Average: 3 50.38 0.00 3.15 3.58 0.12 42.77