---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-34087 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 771 19199 4 12122 30853 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:dc:61:39 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.100/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84686sec preferred_lft 84686sec inet6 fe80::f816:3eff:fedc:6139/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:06:34:6e:c2:f1 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::5006:34ff:fe6e:c2f1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-34087) 07/09/26 _x86_64_ (8 CPU) 00:36:19 LINUX RESTART (8 CPU) 00:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 13.48 0.33 12.57 0.58 14.50 5596.26 1365.53 01:00:09 24.36 0.48 23.41 0.46 16.92 14988.39 1444.29 Average: 18.99 0.40 18.07 0.52 15.73 10355.11 1405.44 00:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 24883060 29191740 3116436 9.48 144512 4379828 3284360 9.69 805328 6717596 12232 01:00:09 19861116 29223724 3064252 9.32 199364 9189720 3177140 9.37 2385852 9938772 480996 Average: 22372088 29207732 3090344 9.40 171938 6784774 3230750 9.53 1595590 8328184 246614 00:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 5.69 5.69 0.55 0.55 0.00 0.00 0.00 0.00 00:50:01 ens3 68.07 55.03 388.35 12.66 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:09 lo 226.78 226.78 222.00 222.00 0.00 0.00 0.00 0.00 01:00:09 ens3 58.89 49.94 352.89 12.09 0.00 0.00 0.00 0.00 01:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 117.71 117.71 112.75 112.75 0.00 0.00 0.00 0.00 Average: ens3 63.42 52.45 370.38 12.37 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-34087) 07/09/26 _x86_64_ (8 CPU) 00:36:19 LINUX RESTART (8 CPU) 00:40:09 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 34.63 0.00 1.23 1.81 0.08 62.25 00:50:01 0 33.17 0.00 1.30 0.06 0.08 65.39 00:50:01 1 36.08 0.00 1.31 0.50 0.08 62.01 00:50:01 2 31.71 0.00 1.18 0.13 0.07 66.91 00:50:01 3 34.44 0.00 1.06 0.04 0.07 64.38 00:50:01 4 35.96 0.00 1.16 6.58 0.07 56.23 00:50:01 5 39.68 0.00 1.47 0.16 0.08 58.62 00:50:01 6 33.65 0.00 1.30 6.86 0.08 58.12 00:50:01 7 32.37 0.00 1.09 0.18 0.07 66.30 01:00:09 all 19.20 0.00 1.08 0.51 0.06 79.14 01:00:09 0 15.32 0.00 0.75 0.15 0.05 83.73 01:00:09 1 21.46 0.00 1.37 0.38 0.06 76.72 01:00:09 2 22.40 0.00 1.36 0.88 0.06 75.30 01:00:09 3 20.57 0.00 1.16 1.24 0.05 76.97 01:00:09 4 15.43 0.00 0.91 0.26 0.06 83.35 01:00:09 5 18.13 0.00 0.97 0.79 0.05 80.06 01:00:09 6 23.68 0.00 1.28 0.31 0.05 74.68 01:00:09 7 16.64 0.00 0.88 0.09 0.06 82.34 Average: all 26.82 0.00 1.16 1.15 0.07 70.80 Average: 0 24.12 0.00 1.02 0.11 0.07 74.68 Average: 1 28.67 0.00 1.34 0.44 0.07 69.47 Average: 2 26.99 0.00 1.28 0.51 0.07 71.16 Average: 3 27.42 0.00 1.11 0.65 0.06 70.75 Average: 4 25.56 0.00 1.03 3.38 0.06 69.97 Average: 5 28.77 0.00 1.22 0.48 0.06 69.47 Average: 6 28.60 0.00 1.29 3.54 0.06 66.51 Average: 7 24.41 0.00 0.98 0.13 0.06 74.42