---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-9288 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 980 19760 4 11351 30644 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:7c:c5:94 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.151/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84728sec preferred_lft 84728sec inet6 fe80::f816:3eff:fe7c:c594/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:ca:ec:0a:40:a4 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-9288) 05/09/26 _x86_64_ (8 CPU) 20:52:20 LINUX RESTART (8 CPU) 21:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:10:06 32.61 0.57 11.14 20.89 13.49 1433.10 485302.55 21:20:06 21.26 0.65 17.58 3.03 31.95 8101.40 11601.33 Average: 26.95 0.61 14.35 12.00 22.68 4754.16 249381.86 21:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:10:06 16156376 25073080 7172744 21.83 471952 7978152 11642884 34.33 1517424 13974512 4152 21:20:06 20230212 31376296 864236 2.63 484756 10117216 1437940 4.24 1783580 9534252 29800 Average: 18193294 28224688 4018490 12.23 478354 9047684 6540412 19.29 1650502 11754382 16976 21:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:10:06 lo 7.15 7.15 1.90 1.90 0.00 0.00 0.00 0.00 21:10:06 ens3 159.64 91.83 157.70 46.98 0.00 0.00 0.00 0.00 21:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:06 lo 1.11 1.11 0.12 0.12 0.00 0.00 0.00 0.00 21:20:06 ens3 145.72 76.95 189.43 43.99 0.00 0.00 0.00 0.00 21:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.14 4.14 1.01 1.01 0.00 0.00 0.00 0.00 Average: ens3 152.71 84.42 173.50 45.49 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-9288) 05/09/26 _x86_64_ (8 CPU) 20:52:20 LINUX RESTART (8 CPU) 21:00:01 CPU %user %nice %system %iowait %steal %idle 21:10:06 all 85.28 0.00 2.57 0.01 0.10 12.03 21:10:06 0 83.06 0.00 2.48 0.03 0.11 14.33 21:10:06 1 87.99 0.00 2.55 0.02 0.10 9.34 21:10:06 2 85.95 0.00 2.77 0.01 0.10 11.17 21:10:06 3 85.23 0.00 2.64 0.00 0.10 12.02 21:10:06 4 84.97 0.00 2.63 0.00 0.10 12.29 21:10:06 5 84.13 0.00 2.46 0.00 0.10 13.30 21:10:06 6 84.70 0.00 2.48 0.01 0.10 12.71 21:10:06 7 86.23 0.00 2.54 0.00 0.11 11.12 21:20:06 all 85.64 0.00 2.72 0.09 0.10 11.45 21:20:06 0 84.36 0.00 2.54 0.18 0.10 12.82 21:20:06 1 84.82 0.00 2.42 0.16 0.10 12.50 21:20:06 2 86.34 0.00 2.66 0.04 0.10 10.87 21:20:06 3 87.18 0.00 2.76 0.01 0.11 9.94 21:20:06 4 84.91 0.00 3.06 0.01 0.10 11.92 21:20:06 5 86.99 0.00 2.75 0.10 0.10 10.06 21:20:06 6 85.26 0.00 2.59 0.01 0.10 12.04 21:20:06 7 85.27 0.00 2.99 0.21 0.10 11.43 Average: all 85.46 0.00 2.64 0.05 0.10 11.74 Average: 0 83.71 0.00 2.51 0.10 0.10 13.58 Average: 1 86.41 0.00 2.49 0.09 0.10 10.91 Average: 2 86.14 0.00 2.72 0.02 0.10 11.02 Average: 3 86.20 0.00 2.70 0.01 0.10 10.99 Average: 4 84.94 0.00 2.84 0.00 0.10 12.11 Average: 5 85.56 0.00 2.61 0.05 0.10 11.68 Average: 6 84.98 0.00 2.53 0.01 0.10 12.38 Average: 7 85.75 0.00 2.76 0.11 0.10 11.27