---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1349 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 17G 139G 11% / 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 721 21891 4 9479 30901 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:f2:b2:7b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.148/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84950sec preferred_lft 84950sec inet6 fe80::f816:3eff:fef2:b27b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:5d:8c:68:0b:1a 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::a05d:8cff:fe68:b1a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-1349) 11/06/26 _x86_64_ (8 CPU) 11:26:19 LINUX RESTART (8 CPU) 11:30:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:40:01 16.33 0.04 1.58 14.71 0.92 19.69 522106.67 11:50:08 164.97 4.85 154.99 5.13 632.77 28761.40 23978.09 Average: 92.02 2.49 79.70 9.83 322.68 14655.92 268442.97 11:30:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:40:01 30127672 31800356 586932 1.79 59908 1952504 1534216 4.52 196252 2261820 12 11:50:08 22427028 31652376 622812 1.90 212316 9016696 1661456 4.90 1304720 8406844 31604 Average: 26277350 31726366 604872 1.84 136112 5484600 1597836 4.71 750486 5334332 15808 11:30:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:40:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 11:40:01 ens3 0.53 0.31 0.19 0.34 0.00 0.00 0.00 0.00 11:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:08 lo 9.05 9.05 0.85 0.85 0.00 0.00 0.00 0.00 11:50:08 ens3 169.03 88.62 3419.80 12.94 0.00 0.00 0.00 0.00 11:50:08 docker0 3.74 7.34 0.36 133.97 0.00 0.00 0.00 0.00 Average: lo 4.66 4.66 0.44 0.44 0.00 0.00 0.00 0.00 Average: ens3 86.34 45.28 1741.57 6.76 0.00 0.00 0.00 0.00 Average: docker0 1.90 3.74 0.18 68.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-1349) 11/06/26 _x86_64_ (8 CPU) 11:26:19 LINUX RESTART (8 CPU) 11:30:17 CPU %user %nice %system %iowait %steal %idle 11:40:01 all 0.04 0.00 0.02 0.03 0.00 99.92 11:40:01 0 0.01 0.00 0.01 0.04 0.00 99.93 11:40:01 1 0.02 0.00 0.01 0.01 0.00 99.96 11:40:01 2 0.01 0.00 0.01 0.00 0.00 99.97 11:40:01 3 0.02 0.00 0.01 0.00 0.00 99.96 11:40:01 4 0.02 0.00 0.02 0.00 0.00 99.96 11:40:01 5 0.01 0.00 0.02 0.01 0.00 99.96 11:40:01 6 0.15 0.00 0.03 0.14 0.00 99.67 11:40:01 7 0.04 0.00 0.03 0.00 0.00 99.93 11:50:08 all 8.49 0.00 2.06 0.68 0.01 88.76 11:50:08 0 8.72 0.00 2.23 0.42 0.01 88.63 11:50:08 1 7.62 0.00 2.11 0.98 0.01 89.28 11:50:08 2 7.70 0.00 2.06 0.57 0.01 89.66 11:50:08 3 8.29 0.00 2.07 0.55 0.01 89.08 11:50:08 4 7.72 0.00 2.07 0.90 0.00 89.30 11:50:08 5 8.02 0.00 1.86 0.42 0.01 89.69 11:50:08 6 7.76 0.00 1.84 1.11 0.01 89.29 11:50:08 7 12.11 0.00 2.23 0.47 0.01 85.18 Average: all 4.34 0.00 1.06 0.36 0.00 94.25 Average: 0 4.44 0.00 1.14 0.23 0.01 94.18 Average: 1 3.89 0.00 1.08 0.50 0.00 94.53 Average: 2 3.93 0.00 1.05 0.29 0.00 94.73 Average: 3 4.22 0.00 1.06 0.28 0.01 94.43 Average: 4 3.93 0.00 1.06 0.46 0.00 94.54 Average: 5 4.08 0.00 0.95 0.22 0.01 94.74 Average: 6 4.02 0.00 0.95 0.63 0.01 94.39 Average: 7 6.18 0.00 1.15 0.24 0.01 92.43