---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2013 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 20G 136G 13% / 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 772 17498 4 13821 30851 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:eb:c0:ca brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.171/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83559sec preferred_lft 83559sec inet6 fe80::f816:3eff:feeb:c0ca/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:4e:2e:40:b1:b7 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::e44e:2eff:fe40:b1b7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2013) 10/15/26 _x86_64_ (8 CPU) 16:19:49 LINUX RESTART (8 CPU) 16:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:30:01 38.64 16.10 8.37 14.17 1526.92 18926.10 508763.34 16:40:40 1.92 0.34 1.57 0.01 5.84 18.47 7.52 16:50:40 1.49 0.00 1.49 0.00 0.00 16.65 0.01 17:00:04 71.32 4.06 64.70 2.56 351.00 25908.88 26080.80 Average: 27.26 5.06 18.05 4.15 465.37 10811.65 133241.02 16:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:30:01 30095412 31782592 604596 1.84 59928 1967120 1560356 4.60 191460 2288424 44 16:40:40 30046688 31736880 649380 1.98 61084 1968532 1564156 4.61 193904 2338396 8 16:50:40 30043916 31734768 651344 1.98 61688 1968544 1564476 4.61 194504 2345904 8 17:00:04 22444984 29885692 2404132 7.32 196584 7319064 2583884 7.62 2277176 7487400 65848 Average: 28157750 31284983 1077363 3.28 94821 3305815 1818218 5.36 714261 3615031 16477 16:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:30:01 lo 0.23 0.23 0.02 0.02 0.00 0.00 0.00 0.00 16:30:01 ens3 16.78 11.80 56.84 3.05 0.00 0.00 0.00 0.00 16:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:40 lo 0.09 0.09 0.01 0.01 0.00 0.00 0.00 0.00 16:40:40 ens3 1.31 0.97 0.81 0.88 0.00 0.00 0.00 0.00 16:40:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:40 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:50:40 ens3 0.27 0.20 0.11 0.22 0.00 0.00 0.00 0.00 16:50:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:04 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 17:00:04 ens3 200.98 160.13 2066.44 637.40 0.00 0.00 0.00 0.00 17:00:04 docker0 5.82 8.51 0.45 121.47 0.00 0.00 0.00 0.00 17:00:04 vethd72c237 2.47 4.05 0.25 66.29 0.00 0.00 0.00 0.01 Average: lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 51.72 40.79 498.86 150.47 0.00 0.00 0.00 0.00 Average: docker0 1.36 2.00 0.11 28.47 0.00 0.00 0.00 0.00 Average: vethd72c237 0.58 0.95 0.06 15.54 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2013) 10/15/26 _x86_64_ (8 CPU) 16:19:49 LINUX RESTART (8 CPU) 16:20:00 CPU %user %nice %system %iowait %steal %idle 16:30:01 all 0.45 0.00 0.14 3.68 0.00 95.73 16:30:01 0 0.55 0.00 0.19 6.44 0.00 92.82 16:30:01 1 0.26 0.00 0.08 2.93 0.00 96.73 16:30:01 2 0.36 0.00 0.08 0.70 0.00 98.86 16:30:01 3 0.29 0.00 0.23 0.89 0.00 98.58 16:30:01 4 0.40 0.00 0.14 1.89 0.00 97.56 16:30:01 5 0.91 0.00 0.15 9.86 0.00 89.08 16:30:01 6 0.42 0.00 0.15 5.20 0.01 94.23 16:30:01 7 0.38 0.00 0.08 1.51 0.00 98.03 16:40:40 all 0.10 0.00 0.01 0.35 0.00 99.54 16:40:40 0 0.14 0.00 0.02 0.04 0.00 99.80 16:40:40 1 0.03 0.00 0.01 0.08 0.00 99.88 16:40:40 2 0.06 0.00 0.02 0.19 0.00 99.73 16:40:40 3 0.02 0.00 0.01 0.96 0.00 99.01 16:40:40 4 0.01 0.00 0.01 0.02 0.00 99.97 16:40:40 5 0.44 0.00 0.02 0.00 0.00 99.54 16:40:40 6 0.04 0.00 0.02 1.32 0.00 98.61 16:40:40 7 0.05 0.00 0.01 0.16 0.00 99.77 16:50:40 all 0.06 0.00 0.01 0.28 0.00 99.65 16:50:40 0 0.01 0.00 0.01 0.11 0.00 99.87 16:50:40 1 0.01 0.00 0.01 0.30 0.00 99.68 16:50:40 2 0.01 0.00 0.02 0.01 0.00 99.96 16:50:40 3 0.02 0.00 0.01 0.08 0.00 99.89 16:50:40 4 0.00 0.00 0.00 0.00 0.00 99.99 16:50:40 5 0.38 0.00 0.01 0.00 0.00 99.61 16:50:40 6 0.01 0.00 0.00 0.51 0.00 99.48 16:50:40 7 0.02 0.00 0.02 1.21 0.01 98.74 17:00:04 all 16.16 0.00 1.62 1.35 0.01 80.86 17:00:04 0 15.21 0.00 1.83 0.66 0.01 82.30 17:00:04 1 13.30 0.00 1.75 1.46 0.01 83.47 17:00:04 2 16.76 0.00 1.60 0.79 0.01 80.84 17:00:04 3 17.40 0.00 1.54 1.16 0.01 79.89 17:00:04 4 15.15 0.00 1.35 0.88 0.01 82.61 17:00:04 5 15.96 0.00 1.63 1.26 0.01 81.14 17:00:04 6 16.81 0.00 1.40 0.72 0.01 81.07 17:00:04 7 18.71 0.00 1.89 3.85 0.01 75.55 Average: all 3.93 0.00 0.42 1.40 0.00 94.24 Average: 0 3.74 0.00 0.48 1.80 0.00 93.97 Average: 1 3.19 0.00 0.43 1.17 0.00 95.20 Average: 2 4.04 0.00 0.40 0.41 0.00 95.15 Average: 3 4.15 0.00 0.42 0.77 0.00 94.65 Average: 4 3.65 0.00 0.35 0.68 0.00 95.31 Average: 5 4.17 0.00 0.43 2.76 0.00 92.63 Average: 6 4.05 0.00 0.37 1.95 0.00 93.63 Average: 7 4.49 0.00 0.47 1.62 0.00 93.41