---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-482265 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 11G 145G 7% / 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 710 26919 4 4462 30914 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:68:4a:2c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.196/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84779sec preferred_lft 84779sec inet6 fe80::f816:3eff:fe68:4a2c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:1d:52:80:66:ac 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-482265) 03/15/26 _x86_64_ (8 CPU) 16:13:49 LINUX RESTART (8 CPU) 16:20:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:30:20 27.91 0.17 24.18 3.55 6.84 2957.92 17783.37 16:40:20 35.95 0.03 30.82 5.10 3.21 3076.80 28172.15 Average: 31.93 0.10 27.50 4.33 5.03 3017.36 22977.76 16:20:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:30:20 25556656 29091396 3217484 9.79 170976 3586448 3419768 10.08 722228 6133344 29656 16:40:20 27563808 31645920 659028 2.01 210272 4045748 1250092 3.69 869960 3909544 44828 Average: 26560232 30368658 1938256 5.90 190624 3816098 2334930 6.89 796094 5021444 37242 16:20:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:30:20 lo 1368.26 1368.26 1301.85 1301.85 0.00 0.00 0.00 0.00 16:30:20 ens3 64.57 46.65 24.96 17.26 0.00 0.00 0.00 0.00 16:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:20 lo 1914.99 1914.99 1824.64 1824.64 0.00 0.00 0.00 0.00 16:40:20 ens3 60.45 40.38 18.18 14.82 0.00 0.00 0.00 0.00 16:40:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1641.62 1641.62 1563.25 1563.25 0.00 0.00 0.00 0.00 Average: ens3 62.51 43.52 21.57 16.04 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-482265) 03/15/26 _x86_64_ (8 CPU) 16:13:49 LINUX RESTART (8 CPU) 16:20:20 CPU %user %nice %system %iowait %steal %idle 16:30:20 all 38.80 0.00 1.61 0.07 0.07 59.45 16:30:20 0 37.50 0.00 1.46 0.10 0.07 60.86 16:30:20 1 41.15 0.00 1.98 0.03 0.08 56.76 16:30:20 2 40.90 0.00 1.74 0.13 0.08 57.16 16:30:20 3 40.18 0.00 1.75 0.03 0.08 57.96 16:30:20 4 38.48 0.00 1.56 0.11 0.07 59.78 16:30:20 5 36.89 0.00 1.65 0.08 0.07 61.30 16:30:20 6 38.82 0.00 1.52 0.04 0.07 59.54 16:30:20 7 36.45 0.00 1.25 0.02 0.07 62.21 16:40:20 all 34.14 0.00 1.66 0.07 0.07 64.07 16:40:20 0 30.81 0.00 1.65 0.09 0.07 67.39 16:40:20 1 34.19 0.00 1.67 0.06 0.07 64.01 16:40:20 2 34.91 0.00 1.88 0.05 0.07 63.09 16:40:20 3 37.64 0.00 1.65 0.04 0.07 60.59 16:40:20 4 31.96 0.00 1.45 0.17 0.07 66.34 16:40:20 5 37.25 0.00 1.56 0.03 0.08 61.08 16:40:20 6 34.66 0.00 1.73 0.09 0.06 63.46 16:40:20 7 31.67 0.00 1.64 0.05 0.06 66.58 Average: all 36.47 0.00 1.63 0.07 0.07 61.76 Average: 0 34.16 0.00 1.55 0.09 0.07 64.13 Average: 1 37.67 0.00 1.83 0.04 0.07 60.39 Average: 2 37.91 0.00 1.81 0.09 0.07 60.12 Average: 3 38.91 0.00 1.70 0.04 0.07 59.28 Average: 4 35.22 0.00 1.51 0.14 0.07 63.06 Average: 5 37.07 0.00 1.61 0.06 0.08 61.19 Average: 6 36.74 0.00 1.62 0.07 0.07 61.50 Average: 7 34.06 0.00 1.45 0.03 0.07 64.39