---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-485310 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: 5599.99 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 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 763 20024 4 11304 30861 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:5d:55:43 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.123/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84562sec preferred_lft 84562sec inet6 fe80::f816:3eff:fe5d:5543/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:ae:7c:9c:7b:10 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::5cae:7cff:fe9c:7b10/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-485310) 03/16/26 _x86_64_ (8 CPU) 00:23:19 LINUX RESTART (8 CPU) 00:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 15.00 0.30 14.23 0.47 11.78 9019.89 538.95 00:50:13 46.96 2.43 43.13 1.40 362.83 14617.89 5755.67 Average: 31.23 1.38 28.91 0.94 190.04 11862.41 3187.87 00:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 22906908 29461480 2838332 8.64 166532 6526148 3028560 8.93 1623544 7784324 106572 00:50:13 20680236 31622184 654356 1.99 233232 10649416 1284396 3.79 2846624 8540036 12680 Average: 21793572 30541832 1746344 5.31 199882 8587782 2156478 6.36 2235084 8162180 59626 00:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.66 1.66 0.17 0.17 0.00 0.00 0.00 0.00 00:40:01 ens3 52.62 45.98 123.33 13.66 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:13 lo 206.07 206.07 202.45 202.45 0.00 0.00 0.00 0.00 00:50:13 ens3 119.59 111.22 426.97 1171.64 0.00 0.00 0.00 0.00 00:50:13 docker0 82.30 80.50 1162.55 158.52 0.00 0.00 0.00 0.00 Average: lo 105.46 105.46 102.88 102.88 0.00 0.00 0.00 0.00 Average: ens3 86.63 79.11 277.51 601.65 0.00 0.00 0.00 0.00 Average: docker0 41.79 40.87 590.31 80.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-485310) 03/16/26 _x86_64_ (8 CPU) 00:23:19 LINUX RESTART (8 CPU) 00:30:09 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 33.78 0.00 1.32 0.06 0.06 64.78 00:40:01 0 33.87 0.00 1.36 0.20 0.06 64.51 00:40:01 1 39.33 0.00 1.37 0.02 0.06 59.22 00:40:01 2 35.55 0.00 1.23 0.01 0.06 63.14 00:40:01 3 36.67 0.00 1.49 0.11 0.06 61.66 00:40:01 4 36.23 0.00 1.40 0.01 0.06 62.30 00:40:01 5 29.88 0.00 1.26 0.05 0.06 68.76 00:40:01 6 27.30 0.00 1.30 0.02 0.06 71.32 00:40:01 7 31.42 0.00 1.12 0.09 0.06 67.32 00:50:13 all 10.36 0.00 1.16 0.17 0.04 88.27 00:50:13 0 11.42 0.00 1.03 0.68 0.04 86.84 00:50:13 1 8.37 0.00 0.94 0.06 0.04 90.59 00:50:13 2 11.27 0.00 0.93 0.11 0.04 87.64 00:50:13 3 9.02 0.00 1.23 0.08 0.04 89.63 00:50:13 4 15.19 0.00 1.69 0.14 0.04 82.93 00:50:13 5 12.38 0.00 1.57 0.06 0.04 85.94 00:50:13 6 8.43 0.00 1.12 0.09 0.05 90.31 00:50:13 7 6.78 0.00 0.81 0.13 0.04 92.24 Average: all 21.88 0.00 1.24 0.12 0.05 76.72 Average: 0 22.46 0.00 1.19 0.44 0.05 75.86 Average: 1 23.59 0.00 1.15 0.04 0.05 75.16 Average: 2 23.21 0.00 1.08 0.07 0.05 75.60 Average: 3 22.63 0.00 1.36 0.09 0.05 75.87 Average: 4 25.53 0.00 1.55 0.08 0.05 72.79 Average: 5 20.99 0.00 1.42 0.06 0.05 77.49 Average: 6 17.72 0.00 1.21 0.05 0.05 80.96 Average: 7 18.88 0.00 0.96 0.11 0.05 80.00