---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-9931 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): 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 26G 130G 17% / 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 858 11569 4 19664 30766 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:3a:8d:67 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.116/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83940sec preferred_lft 83940sec inet6 fe80::f816:3eff:fe3a:8d67/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:12:7f:bb:25:15 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 inet6 fe80::9012:7fff:febb:2515/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-9931) 05/12/26 _x86_64_ (8 CPU) 12:16:33 LINUX RESTART (8 CPU) 12:20:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:07 4.21 0.10 3.80 0.31 4.32 283.04 268.04 12:40:29 36.31 3.12 32.34 0.84 225.41 2165.93 768.51 12:50:21 292.72 0.60 284.42 7.69 47.89 57273.25 359805.66 Average: 109.39 1.30 105.18 2.90 94.33 19531.05 117798.74 12:20:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:07 30034832 31757644 626672 1.91 63268 1997276 1525940 4.50 214132 2308060 12 12:40:29 28645560 31267228 1069652 3.25 111592 2807372 1592128 4.70 384948 3452516 290652 12:50:21 15495776 30920592 1328692 4.04 379988 14696608 1786500 5.27 5942740 10302024 2028 Average: 24725389 31315155 1008339 3.07 184949 6500419 1634856 4.82 2180607 5354200 97564 12:20:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:07 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 12:30:07 ens3 8.08 4.87 85.47 0.62 0.00 0.00 0.00 0.00 12:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:29 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 12:40:29 ens3 55.28 43.70 491.86 10.59 0.00 0.00 0.00 0.00 12:40:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:21 lo 0.29 0.29 0.03 0.03 0.00 0.00 0.00 0.00 12:50:21 ens3 88.22 46.72 2170.25 6.43 0.00 0.00 0.00 0.00 12:50:21 docker0 3.10 3.93 0.18 90.33 0.00 0.00 0.00 0.00 Average: lo 0.28 0.28 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 50.42 31.84 905.28 5.93 0.00 0.00 0.00 0.00 Average: docker0 1.01 1.28 0.06 29.48 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-9931) 05/12/26 _x86_64_ (8 CPU) 12:16:33 LINUX RESTART (8 CPU) 12:20:07 CPU %user %nice %system %iowait %steal %idle 12:30:07 all 0.14 0.00 0.07 0.03 0.01 99.74 12:30:07 0 0.08 0.00 0.05 0.01 0.01 99.86 12:30:07 1 0.39 0.00 0.04 0.19 0.01 99.37 12:30:07 2 0.18 0.00 0.08 0.02 0.01 99.71 12:30:07 3 0.12 0.00 0.07 0.02 0.02 99.77 12:30:07 4 0.08 0.00 0.03 0.00 0.00 99.89 12:30:07 5 0.09 0.00 0.05 0.00 0.01 99.85 12:30:07 6 0.12 0.00 0.19 0.01 0.00 99.68 12:30:07 7 0.09 0.00 0.07 0.00 0.01 99.83 12:40:29 all 2.39 0.00 0.23 0.13 0.02 97.23 12:40:29 0 1.78 0.00 0.15 0.04 0.01 98.01 12:40:29 1 1.39 0.00 0.19 0.43 0.02 97.97 12:40:29 2 3.25 0.00 0.20 0.05 0.01 96.49 12:40:29 3 2.01 0.00 0.26 0.01 0.02 97.70 12:40:29 4 2.20 0.00 0.18 0.02 0.01 97.59 12:40:29 5 1.32 0.00 0.13 0.02 0.01 98.52 12:40:29 6 2.86 0.00 0.24 0.08 0.01 96.81 12:40:29 7 4.30 0.00 0.46 0.42 0.03 94.78 12:50:21 all 8.87 0.00 4.94 1.80 0.06 84.32 12:50:21 0 8.24 0.00 4.79 1.97 0.07 84.94 12:50:21 1 9.58 0.00 4.92 1.60 0.06 83.84 12:50:21 2 10.17 0.00 5.25 1.79 0.07 82.73 12:50:21 3 9.90 0.00 5.10 1.62 0.07 83.31 12:50:21 4 7.57 0.00 5.16 2.11 0.07 85.09 12:50:21 5 8.94 0.00 5.25 2.39 0.06 83.35 12:50:21 6 7.24 0.00 4.53 0.75 0.05 87.43 12:50:21 7 9.34 0.00 4.53 2.19 0.06 83.87 Average: all 3.75 0.00 1.71 0.64 0.03 93.88 Average: 0 3.31 0.00 1.63 0.66 0.03 94.37 Average: 1 3.71 0.00 1.67 0.73 0.03 93.85 Average: 2 4.47 0.00 1.79 0.60 0.03 93.10 Average: 3 3.94 0.00 1.77 0.53 0.03 93.72 Average: 4 3.24 0.00 1.74 0.69 0.03 94.30 Average: 5 3.38 0.00 1.77 0.78 0.03 94.04 Average: 6 3.37 0.00 1.62 0.27 0.02 94.71 Average: 7 4.54 0.00 1.65 0.86 0.03 92.92