---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-33401 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 12G 144G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 765 25016 4 6310 30859 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:fa:11:e1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.100/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83553sec preferred_lft 83553sec inet6 fe80::f816:3eff:fefa:11e1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:a5:ad:30:54:96 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-8c-8g-33401) 07/06/26 _x86_64_ (8 CPU) 10:56:22 LINUX RESTART (8 CPU) 11:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:10:00 1.17 0.05 1.12 0.01 2.36 16.09 221.91 11:20:00 0.99 0.01 0.98 0.00 0.05 13.20 0.00 11:30:00 1.06 0.02 1.04 0.00 1.64 13.57 0.04 11:40:00 52.45 3.78 47.91 0.76 131.64 13501.49 4223.89 Average: 13.92 0.96 12.76 0.19 33.92 3386.10 1111.46 11:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:10:00 30228408 31875580 511180 1.56 59632 1925408 1494772 4.41 198996 2144624 108 11:20:00 30226408 31874056 512580 1.56 60064 1925412 1494772 4.41 199444 2145024 8 11:30:00 30223480 31872040 514540 1.57 60424 1925920 1494772 4.41 200016 2146564 16 11:40:00 26338868 31673776 635192 1.93 128708 5441528 1153224 3.40 1340800 4703156 3500 Average: 29254291 31823863 543373 1.65 77207 2804567 1409385 4.16 484814 2784842 908 11:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:10:00 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 11:10:00 ens3 0.49 0.19 0.15 0.08 0.00 0.00 0.00 0.00 11:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:20:00 ens3 0.20 0.08 0.03 0.02 0.00 0.00 0.00 0.00 11:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:00 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 11:30:00 ens3 0.33 0.13 0.10 0.04 0.00 0.00 0.00 0.00 11:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:00 lo 158.86 158.86 195.12 195.12 0.00 0.00 0.00 0.00 11:40:00 ens3 698.02 393.36 1744.38 1226.42 0.00 0.00 0.00 0.00 11:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 39.79 39.79 48.78 48.78 0.00 0.00 0.00 0.00 Average: ens3 174.76 98.44 436.17 306.64 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-8c-8g-33401) 07/06/26 _x86_64_ (8 CPU) 10:56:22 LINUX RESTART (8 CPU) 11:00:00 CPU %user %nice %system %iowait %steal %idle 11:10:00 all 0.06 0.00 0.02 0.00 0.01 99.92 11:10:00 0 0.02 0.00 0.02 0.00 0.01 99.96 11:10:00 1 0.04 0.00 0.04 0.01 0.01 99.91 11:10:00 2 0.02 0.00 0.02 0.00 0.01 99.95 11:10:00 3 0.01 0.00 0.01 0.00 0.00 99.98 11:10:00 4 0.04 0.00 0.02 0.00 0.01 99.94 11:10:00 5 0.31 0.00 0.01 0.00 0.01 99.66 11:10:00 6 0.01 0.00 0.01 0.00 0.01 99.97 11:10:00 7 0.02 0.00 0.02 0.02 0.01 99.94 11:20:00 all 0.09 0.00 0.01 0.00 0.01 99.88 11:20:00 0 0.03 0.00 0.03 0.01 0.02 99.92 11:20:00 1 0.14 0.00 0.03 0.00 0.02 99.81 11:20:00 2 0.02 0.00 0.01 0.00 0.01 99.96 11:20:00 3 0.01 0.00 0.00 0.00 0.00 99.98 11:20:00 4 0.04 0.00 0.01 0.00 0.01 99.95 11:20:00 5 0.45 0.00 0.01 0.00 0.01 99.53 11:20:00 6 0.01 0.00 0.01 0.00 0.01 99.97 11:20:00 7 0.01 0.00 0.01 0.02 0.00 99.95 11:30:00 all 0.08 0.00 0.02 0.00 0.01 99.89 11:30:00 0 0.01 0.00 0.01 0.00 0.01 99.97 11:30:00 1 0.06 0.00 0.04 0.01 0.02 99.88 11:30:00 2 0.00 0.00 0.01 0.00 0.00 99.99 11:30:00 3 0.03 0.00 0.03 0.00 0.02 99.93 11:30:00 4 0.01 0.00 0.01 0.00 0.01 99.97 11:30:00 5 0.52 0.00 0.01 0.00 0.01 99.46 11:30:00 6 0.01 0.00 0.02 0.00 0.01 99.97 11:30:00 7 0.01 0.00 0.01 0.02 0.01 99.95 11:40:00 all 12.55 0.00 0.92 0.47 0.05 86.01 11:40:00 0 8.55 0.00 0.89 0.15 0.04 90.37 11:40:00 1 10.31 0.00 0.90 1.21 0.05 87.54 11:40:00 2 13.61 0.00 1.03 0.03 0.05 85.28 11:40:00 3 12.38 0.00 0.90 0.05 0.04 86.63 11:40:00 4 12.80 0.00 0.79 0.04 0.04 86.33 11:40:00 5 14.89 0.00 0.70 0.01 0.04 84.36 11:40:00 6 17.66 0.00 1.28 1.31 0.06 79.69 11:40:00 7 10.19 0.00 0.92 1.00 0.04 87.86 Average: all 3.19 0.00 0.24 0.12 0.02 96.43 Average: 0 2.15 0.00 0.24 0.04 0.02 97.56 Average: 1 2.64 0.00 0.25 0.31 0.02 96.78 Average: 2 3.40 0.00 0.27 0.01 0.02 96.31 Average: 3 3.10 0.00 0.23 0.01 0.02 96.64 Average: 4 3.21 0.00 0.21 0.01 0.02 96.56 Average: 5 4.04 0.00 0.18 0.00 0.02 95.76 Average: 6 4.41 0.00 0.33 0.33 0.02 94.91 Average: 7 2.55 0.00 0.24 0.26 0.01 96.93