---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-17202 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 13G 65G 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 650 8376 4 6962 14996 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:e4:16:51 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.17/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83754sec preferred_lft 83754sec inet6 fe80::f816:3eff:fee4:1651/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:6f:ae:2c:43:da 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-17202) 05/20/26 _x86_64_ (4 CPU) 19:03:09 LINUX RESTART (4 CPU) 19:10:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:21 29.73 2.36 24.27 3.10 144.06 3557.62 5265.48 19:30:33 32.94 0.01 29.51 3.42 0.17 2542.23 9687.47 19:40:28 21.90 0.03 7.36 14.52 0.47 2922.76 270005.08 Average: 28.24 0.80 20.48 6.96 48.30 3006.14 93723.52 19:10:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:21 9235024 12781840 3176860 19.40 137532 3531776 3391440 19.47 690920 6062440 13448 19:30:33 9147836 13133348 2822024 17.24 158876 3917216 2852104 16.37 810748 5991516 38592 19:40:28 5616468 10332732 5619420 34.32 162768 4618392 5276988 30.29 1023172 9266056 15716 Average: 7999776 12082640 3872768 23.65 153059 4022461 3840177 22.04 841613 7106671 22585 19:10:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:21 lo 1433.10 1433.10 1359.82 1359.82 0.00 0.00 0.00 0.00 19:20:21 ens3 86.47 66.52 485.03 16.36 0.00 0.00 0.00 0.00 19:20:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:33 lo 1445.04 1445.04 1376.77 1376.77 0.00 0.00 0.00 0.00 19:30:33 ens3 41.86 34.56 25.69 11.70 0.00 0.00 0.00 0.00 19:30:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:28 lo 811.41 811.41 7420.94 7420.94 0.00 0.00 0.00 0.00 19:40:28 ens3 13.38 9.56 8.14 3.27 0.00 0.00 0.00 0.00 19:40:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1232.91 1232.91 3356.57 3356.57 0.00 0.00 0.00 0.00 Average: ens3 47.39 37.01 173.24 10.49 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-17202) 05/20/26 _x86_64_ (4 CPU) 19:03:09 LINUX RESTART (4 CPU) 19:10:16 CPU %user %nice %system %iowait %steal %idle 19:20:21 all 69.70 0.00 2.46 0.08 0.12 27.64 19:20:21 0 68.88 0.00 2.56 0.12 0.11 28.33 19:20:21 1 69.16 0.00 2.45 0.08 0.12 28.20 19:20:21 2 69.66 0.00 2.43 0.05 0.12 27.74 19:20:21 3 71.08 0.00 2.42 0.09 0.11 26.29 19:30:33 all 63.92 0.00 2.57 0.09 0.10 33.32 19:30:33 0 63.29 0.00 2.31 0.09 0.10 34.21 19:30:33 1 65.09 0.00 2.69 0.05 0.11 32.07 19:30:33 2 64.99 0.00 2.71 0.06 0.11 32.13 19:30:33 3 62.31 0.00 2.58 0.14 0.10 34.86 19:40:28 all 32.42 0.00 1.01 0.33 0.08 66.16 19:40:28 0 30.33 0.00 1.00 0.47 0.08 68.13 19:40:28 1 36.64 0.00 0.78 0.14 0.09 62.35 19:40:28 2 29.49 0.00 1.18 0.57 0.08 68.68 19:40:28 3 33.22 0.00 1.08 0.12 0.08 65.49 Average: all 55.50 0.00 2.02 0.16 0.10 42.22 Average: 0 54.33 0.00 1.96 0.22 0.10 43.39 Average: 1 57.10 0.00 1.98 0.09 0.10 40.73 Average: 2 54.88 0.00 2.11 0.22 0.10 42.68 Average: 3 55.68 0.00 2.04 0.12 0.10 42.07