---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7777 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 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 1093 19534 4 11464 30530 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:3f:12:76 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.43/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84727sec preferred_lft 84727sec inet6 fe80::f816:3eff:fe3f:1276/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:f5:9a:f2:72:2d 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-7777) 05/02/26 _x86_64_ (8 CPU) 20:52:19 LINUX RESTART (8 CPU) 21:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:10:09 13.82 0.57 12.14 1.11 13.85 2408.87 838.58 21:20:09 22.24 0.65 18.13 3.46 31.96 8161.79 17015.95 Average: 18.00 0.61 15.11 2.28 22.85 5266.82 8875.23 21:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:10:09 16549224 25581184 6662732 20.27 472252 8092148 9845904 29.03 1572856 13522420 3376 21:20:09 19992340 31252960 985836 3.00 486968 10226148 1481356 4.37 1841248 9700656 17548 Average: 18270782 28417072 3824284 11.64 479610 9159148 5663630 16.70 1707052 11611538 10462 21:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:10:09 lo 6.98 6.98 1.88 1.88 0.00 0.00 0.00 0.00 21:10:09 ens3 181.69 101.61 164.22 50.97 0.00 0.00 0.00 0.00 21:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:09 lo 1.12 1.12 0.12 0.12 0.00 0.00 0.00 0.00 21:20:09 ens3 159.44 95.94 185.60 41.89 0.00 0.00 0.00 0.00 21:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.07 4.07 1.01 1.01 0.00 0.00 0.00 0.00 Average: ens3 170.64 98.79 174.84 46.46 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-7777) 05/02/26 _x86_64_ (8 CPU) 20:52:19 LINUX RESTART (8 CPU) 21:00:01 CPU %user %nice %system %iowait %steal %idle 21:10:09 all 85.91 0.00 2.61 0.01 0.11 11.36 21:10:09 0 83.11 0.00 2.68 0.01 0.10 14.10 21:10:09 1 84.36 0.00 2.53 0.06 0.11 12.93 21:10:09 2 86.04 0.00 2.64 0.00 0.11 11.21 21:10:09 3 90.94 0.00 2.48 0.01 0.10 6.48 21:10:09 4 86.02 0.00 2.91 0.03 0.11 10.92 21:10:09 5 86.82 0.00 2.57 0.00 0.10 10.50 21:10:09 6 84.38 0.00 2.42 0.00 0.11 13.09 21:10:09 7 85.60 0.00 2.63 0.00 0.11 11.66 21:20:09 all 84.41 0.00 2.78 0.09 0.10 12.62 21:20:09 0 82.76 0.00 2.84 0.24 0.10 14.07 21:20:09 1 87.07 0.00 2.61 0.03 0.11 10.18 21:20:09 2 86.69 0.00 2.99 0.08 0.11 10.14 21:20:09 3 83.50 0.00 2.75 0.28 0.11 13.36 21:20:09 4 85.04 0.00 2.99 0.01 0.11 11.85 21:20:09 5 83.71 0.00 2.72 0.02 0.09 13.45 21:20:09 6 83.66 0.00 2.66 0.02 0.11 13.56 21:20:09 7 82.85 0.00 2.66 0.06 0.11 14.31 Average: all 85.16 0.00 2.69 0.05 0.11 11.98 Average: 0 82.94 0.00 2.76 0.12 0.10 14.08 Average: 1 85.71 0.00 2.57 0.05 0.11 11.57 Average: 2 86.36 0.00 2.81 0.04 0.11 10.68 Average: 3 87.24 0.00 2.61 0.14 0.10 9.90 Average: 4 85.54 0.00 2.95 0.02 0.11 11.38 Average: 5 85.28 0.00 2.65 0.01 0.10 11.96 Average: 6 84.02 0.00 2.54 0.01 0.11 13.32 Average: 7 84.23 0.00 2.65 0.03 0.11 12.98