---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-945 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: 5599.94 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 937 24801 4 6353 30686 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:72:c4:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.173/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84019sec preferred_lft 84019sec inet6 fe80::f816:3eff:fe72:c430/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:ec:9c:22:b3:02 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-8c-8g-945) 04/07/26 _x86_64_ (8 CPU) 12:59:19 LINUX RESTART (8 CPU) 13:00:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 55.81 3.58 34.75 17.48 186.94 6152.99 525812.95 13:20:10 30.13 0.15 26.11 3.86 5.69 2369.70 12184.60 13:30:02 34.20 0.01 29.98 4.21 0.07 3276.95 16566.22 Average: 39.95 1.24 30.24 8.47 63.65 3917.78 183130.74 13:00:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26506128 29849596 2461180 7.49 149412 3446660 2660660 7.85 679684 5263652 17584 13:20:10 24860980 28794256 3511496 10.69 182248 3952196 3595836 10.60 818984 6698528 162384 13:30:02 24669276 29077552 3223696 9.81 219360 4344072 3852948 11.36 953364 6710616 13540 Average: 25345461 29240468 3065457 9.33 183673 3914309 3369815 9.94 817344 6224265 64503 13:00:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 893.64 893.64 851.17 851.17 0.00 0.00 0.00 0.00 13:10:01 ens3 141.65 108.90 1119.07 23.37 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:10 lo 1607.86 1607.86 1530.59 1530.59 0.00 0.00 0.00 0.00 13:20:10 ens3 48.90 35.56 18.71 13.74 0.00 0.00 0.00 0.00 13:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:02 lo 1671.27 1671.27 1591.30 1591.30 0.00 0.00 0.00 0.00 13:30:02 ens3 51.27 37.30 19.70 15.63 0.00 0.00 0.00 0.00 13:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1393.10 1393.10 1326.43 1326.43 0.00 0.00 0.00 0.00 Average: ens3 80.29 60.34 382.16 17.54 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-8c-8g-945) 04/07/26 _x86_64_ (8 CPU) 12:59:19 LINUX RESTART (8 CPU) 13:00:10 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 29.25 0.00 1.43 0.18 0.07 69.08 13:10:01 0 27.39 0.00 1.17 0.03 0.07 71.35 13:10:01 1 27.43 0.00 1.27 0.03 0.07 71.19 13:10:01 2 29.33 0.00 1.52 0.04 0.06 69.05 13:10:01 3 30.03 0.00 1.62 0.15 0.07 68.13 13:10:01 4 31.16 0.00 1.29 0.22 0.07 67.27 13:10:01 5 27.95 0.00 1.48 0.09 0.07 70.42 13:10:01 6 29.45 0.00 1.47 0.84 0.06 68.17 13:10:01 7 31.27 0.00 1.59 0.05 0.06 67.02 13:20:10 all 35.00 0.00 1.64 0.09 0.08 63.18 13:20:10 0 35.66 0.00 1.74 0.08 0.08 62.44 13:20:10 1 38.21 0.00 2.19 0.08 0.09 59.43 13:20:10 2 36.84 0.00 1.63 0.06 0.11 61.36 13:20:10 3 32.00 0.00 1.58 0.05 0.07 66.30 13:20:10 4 32.29 0.00 1.61 0.21 0.07 65.83 13:20:10 5 38.38 0.00 1.38 0.09 0.08 60.08 13:20:10 6 34.68 0.00 1.41 0.14 0.08 63.70 13:20:10 7 31.99 0.00 1.56 0.06 0.07 66.31 13:30:02 all 36.86 0.00 1.79 0.07 0.08 61.20 13:30:02 0 33.09 0.00 1.52 0.07 0.08 65.24 13:30:02 1 40.41 0.00 2.01 0.03 0.08 57.47 13:30:02 2 35.00 0.00 1.69 0.11 0.07 63.12 13:30:02 3 37.91 0.00 1.77 0.01 0.08 60.22 13:30:02 4 34.54 0.00 1.66 0.14 0.08 63.59 13:30:02 5 38.07 0.00 1.78 0.06 0.08 60.01 13:30:02 6 35.37 0.00 1.75 0.07 0.08 62.73 13:30:02 7 40.50 0.00 2.15 0.11 0.08 57.17 Average: all 33.72 0.00 1.62 0.12 0.08 64.47 Average: 0 32.08 0.00 1.48 0.06 0.08 66.31 Average: 1 35.37 0.00 1.83 0.05 0.08 62.67 Average: 2 33.75 0.00 1.62 0.07 0.08 64.49 Average: 3 33.30 0.00 1.65 0.07 0.08 64.90 Average: 4 32.66 0.00 1.52 0.19 0.07 65.57 Average: 5 34.83 0.00 1.54 0.08 0.08 63.47 Average: 6 33.18 0.00 1.54 0.35 0.07 64.86 Average: 7 34.56 0.00 1.76 0.07 0.07 63.53