---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-657 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 18G 138G 12% / 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 793 19398 4 11899 30831 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:c2:8a:96 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.87/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83711sec preferred_lft 83711sec inet6 fe80::f816:3eff:fec2:8a96/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:1d:4d:1f:68:b2 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-657) 02/28/26 _x86_64_ (8 CPU) 21:32:28 LINUX RESTART (8 CPU) 21:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:11 14.61 0.72 13.06 0.83 20.97 3983.87 923.65 22:00:01 6.76 0.01 5.84 0.91 0.53 392.42 61.42 22:10:01 332.28 0.59 326.08 5.61 6.96 23632.75 24448.73 Average: 117.83 0.45 114.94 2.45 9.60 9350.10 8475.70 21:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:11 22156736 26306224 5995592 18.24 168900 4171212 7966324 23.49 645104 9547340 468 22:00:01 22895656 27122732 5178516 15.76 170056 4243108 8008420 23.62 658464 8804292 144 22:10:01 18501420 29312276 2928452 8.91 483492 9802436 7346312 21.66 1738168 11345036 29972 Average: 21184604 27580411 4700853 14.30 274149 6072252 7773685 22.92 1013912 9898889 10195 21:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:11 lo 3.33 3.33 1.20 1.20 0.00 0.00 0.00 0.00 21:50:11 ens3 171.27 98.57 384.25 48.56 0.00 0.00 0.00 0.00 21:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:01 lo 4.73 4.73 0.81 0.81 0.00 0.00 0.00 0.00 22:00:01 ens3 5.09 4.44 1.26 1.85 0.00 0.00 0.00 0.00 22:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 lo 0.36 0.36 0.06 0.06 0.00 0.00 0.00 0.00 22:10:01 ens3 195.10 118.67 941.26 37.44 0.00 0.00 0.00 0.00 22:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.80 2.80 0.69 0.69 0.00 0.00 0.00 0.00 Average: ens3 124.72 74.40 444.18 29.54 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-657) 02/28/26 _x86_64_ (8 CPU) 21:32:28 LINUX RESTART (8 CPU) 21:40:01 CPU %user %nice %system %iowait %steal %idle 21:50:11 all 57.47 0.00 2.00 0.05 0.08 40.40 21:50:11 0 54.98 0.00 2.10 0.05 0.08 42.80 21:50:11 1 57.71 0.00 2.04 0.01 0.07 40.17 21:50:11 2 57.10 0.00 1.86 0.10 0.08 40.86 21:50:11 3 58.41 0.00 2.07 0.01 0.08 39.44 21:50:11 4 57.49 0.00 1.92 0.03 0.08 40.48 21:50:11 5 56.48 0.00 1.99 0.12 0.07 41.35 21:50:11 6 56.08 0.00 1.86 0.06 0.08 41.93 21:50:11 7 61.56 0.00 2.19 0.01 0.08 36.16 22:00:01 all 96.89 0.00 2.88 0.00 0.11 0.11 22:00:01 0 96.76 0.00 3.02 0.00 0.11 0.12 22:00:01 1 96.97 0.00 2.83 0.00 0.11 0.10 22:00:01 2 96.93 0.00 2.83 0.00 0.11 0.12 22:00:01 3 96.90 0.00 2.86 0.00 0.12 0.13 22:00:01 4 96.70 0.00 3.08 0.00 0.11 0.11 22:00:01 5 96.97 0.00 2.82 0.00 0.11 0.10 22:00:01 6 96.91 0.00 2.85 0.00 0.12 0.13 22:00:01 7 96.99 0.00 2.79 0.00 0.12 0.09 22:10:01 all 47.21 0.00 3.20 0.44 0.08 49.07 22:10:01 0 47.84 0.00 3.19 0.28 0.08 48.61 22:10:01 1 44.84 0.00 3.92 0.66 0.08 50.50 22:10:01 2 55.84 0.00 3.17 0.37 0.08 40.53 22:10:01 3 50.40 0.00 3.38 0.34 0.08 45.81 22:10:01 4 44.97 0.00 3.05 0.41 0.08 51.48 22:10:01 5 45.59 0.00 2.63 0.29 0.08 51.42 22:10:01 6 43.71 0.00 2.54 0.39 0.07 53.28 22:10:01 7 44.50 0.00 3.75 0.74 0.08 50.92 Average: all 67.02 0.00 2.69 0.16 0.09 30.04 Average: 0 66.33 0.00 2.76 0.11 0.09 30.70 Average: 1 66.36 0.00 2.92 0.22 0.09 30.41 Average: 2 69.77 0.00 2.62 0.16 0.09 27.37 Average: 3 68.40 0.00 2.76 0.11 0.09 28.63 Average: 4 66.22 0.00 2.68 0.15 0.09 30.86 Average: 5 66.17 0.00 2.47 0.14 0.09 31.14 Average: 6 65.38 0.00 2.41 0.15 0.09 31.96 Average: 7 67.54 0.00 2.91 0.25 0.09 29.21