---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-31427 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: 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 746 18817 4 12528 30877 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:2f:3d:1f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.92/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84169sec preferred_lft 84169sec inet6 fe80::f816:3eff:fe2f:3d1f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:cf:2c:06:c0:8c 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::60cf:2cff:fe06:c08c/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-31427) 06/29/26 _x86_64_ (8 CPU) 00:00:25 LINUX RESTART (8 CPU) 00:10:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:10 23.03 0.49 22.00 0.54 17.52 15010.34 244.24 00:30:34 38.67 1.71 36.02 0.94 298.24 10084.47 5243.67 Average: 31.01 1.11 29.15 0.74 160.75 12497.03 2795.08 00:10:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:10 18641320 27736896 4550768 13.85 194560 8949884 4625572 13.64 2253900 11301364 122012 00:30:34 19479112 31621116 651808 1.98 233780 11821364 1280336 3.78 3228932 9317052 108 Average: 19060216 29679006 2601288 7.92 214170 10385624 2952954 8.71 2741416 10309208 61060 00:10:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:10 lo 250.73 250.73 244.29 244.29 0.00 0.00 0.00 0.00 00:20:10 ens3 67.49 54.89 322.03 13.92 0.00 0.00 0.00 0.00 00:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:34 lo 0.88 0.88 0.21 0.21 0.00 0.00 0.00 0.00 00:30:34 ens3 106.19 97.93 211.15 1330.73 0.00 0.00 0.00 0.00 00:30:34 docker0 78.75 75.90 1324.48 10.05 0.00 0.00 0.00 0.00 Average: lo 123.25 123.25 119.76 119.76 0.00 0.00 0.00 0.00 Average: ens3 87.24 76.85 265.45 685.79 0.00 0.00 0.00 0.00 Average: docker0 40.18 38.72 675.78 5.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-31427) 06/29/26 _x86_64_ (8 CPU) 00:00:25 LINUX RESTART (8 CPU) 00:10:12 CPU %user %nice %system %iowait %steal %idle 00:20:10 all 29.15 0.00 1.33 0.22 0.10 69.20 00:20:10 0 35.42 0.00 1.61 0.33 0.09 62.56 00:20:10 1 30.77 0.00 1.65 0.16 0.09 67.32 00:20:10 2 28.37 0.00 1.48 0.64 0.09 69.43 00:20:10 3 31.74 0.00 1.28 0.09 0.16 66.74 00:20:10 4 26.11 0.00 1.10 0.39 0.07 72.33 00:20:10 5 26.60 0.00 1.20 0.06 0.15 71.99 00:20:10 6 28.90 0.00 1.12 0.05 0.07 69.87 00:20:10 7 25.33 0.00 1.24 0.05 0.08 73.31 00:30:34 all 7.04 0.00 0.93 0.51 0.04 91.47 00:30:34 0 9.42 0.00 1.39 0.49 0.05 88.65 00:30:34 1 6.29 0.00 0.99 0.26 0.04 92.41 00:30:34 2 10.44 0.00 1.49 0.20 0.05 87.82 00:30:34 3 9.76 0.00 1.15 1.59 0.05 87.45 00:30:34 4 6.15 0.00 0.68 0.37 0.04 92.77 00:30:34 5 5.31 0.00 0.75 0.65 0.04 93.25 00:30:34 6 4.50 0.00 0.57 0.27 0.04 94.63 00:30:34 7 4.48 0.00 0.45 0.29 0.04 94.74 Average: all 17.86 0.00 1.13 0.37 0.07 80.57 Average: 0 22.11 0.00 1.50 0.41 0.07 75.91 Average: 1 18.26 0.00 1.32 0.21 0.06 80.15 Average: 2 19.21 0.00 1.49 0.41 0.07 78.82 Average: 3 20.52 0.00 1.21 0.85 0.10 77.31 Average: 4 15.92 0.00 0.88 0.38 0.05 82.76 Average: 5 15.73 0.00 0.97 0.36 0.10 82.84 Average: 6 16.43 0.00 0.84 0.16 0.05 82.52 Average: 7 14.68 0.00 0.84 0.17 0.06 84.26