---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-9569 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: 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 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 23G 133G 15% / 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 848 14588 4 16655 30776 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:2c:4f:16 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.200/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84867sec preferred_lft 84867sec inet6 fe80::f816:3eff:fe2c:4f16/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:0c:79:61:3a:0e 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::3c0c:79ff:fe61:3a0e/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-9569) 05/11/26 _x86_64_ (8 CPU) 09:29:53 LINUX RESTART (8 CPU) 09:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:01 118.24 11.24 103.67 3.32 1590.89 41302.30 29271.14 09:50:00 203.15 0.34 196.29 6.52 3.19 29402.92 33936.45 Average: 160.61 5.80 149.89 4.92 798.58 35364.15 31599.27 09:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:01 20994932 29814148 2472608 7.52 197748 8666236 2566784 7.57 3066312 8103380 821144 09:50:00 14155068 29692932 2530004 7.70 446088 14432224 2621700 7.73 4897088 12339920 292 Average: 17575000 29753540 2501306 7.61 321918 11549230 2594242 7.65 3981700 10221650 410718 09:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:01 lo 0.77 0.77 0.08 0.08 0.00 0.00 0.00 0.00 09:40:01 ens3 208.52 159.49 2297.18 754.35 0.00 0.00 0.00 0.00 09:40:01 docker0 6.04 8.32 0.62 157.66 0.00 0.00 0.00 0.00 09:50:00 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 09:50:00 ens3 134.52 97.52 1690.16 422.88 0.00 0.00 0.00 0.00 09:50:00 docker0 2.62 3.62 0.14 39.92 0.00 0.00 0.00 0.00 Average: lo 0.95 0.95 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 171.59 128.57 1994.26 588.93 0.00 0.00 0.00 0.00 Average: docker0 4.33 5.97 0.38 98.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-9569) 05/11/26 _x86_64_ (8 CPU) 09:29:53 LINUX RESTART (8 CPU) 09:30:00 CPU %user %nice %system %iowait %steal %idle 09:40:01 all 17.62 0.00 1.96 3.11 0.09 77.22 09:40:01 0 14.02 0.00 1.67 2.03 0.09 82.19 09:40:01 1 17.46 0.00 2.18 5.83 0.08 74.45 09:40:01 2 16.75 0.00 1.88 7.48 0.11 73.79 09:40:01 3 14.32 0.00 1.78 2.17 0.07 81.66 09:40:01 4 18.52 0.00 2.15 2.96 0.09 76.28 09:40:01 5 20.06 0.00 1.70 0.87 0.11 77.26 09:40:01 6 18.56 0.00 1.96 2.56 0.09 76.82 09:40:01 7 21.25 0.00 2.34 0.96 0.10 75.34 09:50:00 all 11.25 0.00 2.01 5.78 0.13 80.83 09:50:00 0 11.47 0.00 1.67 3.20 0.08 83.59 09:50:00 1 10.27 0.00 2.33 5.32 0.09 81.99 09:50:00 2 8.96 0.00 2.31 6.54 0.12 82.07 09:50:00 3 16.94 0.00 2.05 8.67 0.17 72.17 09:50:00 4 7.76 0.00 1.73 6.61 0.14 83.77 09:50:00 5 12.84 0.00 1.67 5.52 0.20 79.77 09:50:00 6 12.26 0.00 2.10 4.91 0.09 80.64 09:50:00 7 9.51 0.00 2.22 5.49 0.12 82.65 Average: all 14.45 0.00 1.98 4.44 0.11 79.02 Average: 0 12.75 0.00 1.67 2.61 0.09 82.89 Average: 1 13.88 0.00 2.25 5.57 0.08 78.20 Average: 2 12.87 0.00 2.09 7.01 0.11 77.91 Average: 3 15.62 0.00 1.92 5.41 0.12 76.93 Average: 4 13.17 0.00 1.94 4.78 0.11 80.00 Average: 5 16.47 0.00 1.69 3.19 0.15 78.51 Average: 6 15.42 0.00 2.03 3.73 0.09 78.73 Average: 7 15.40 0.00 2.28 3.22 0.11 78.98