---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-985 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 774 18921 4 12396 30850 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:96:a9:40 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.30/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84522sec preferred_lft 84522sec inet6 fe80::f816:3eff:fe96:a940/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:57:57:7e:b6:71 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::a057:57ff:fe7e:b671/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-985) 08/01/26 _x86_64_ (8 CPU) 00:29:45 LINUX RESTART (8 CPU) 00:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:05 69.96 11.48 56.57 1.91 1539.66 12989.68 2642.59 00:50:18 23.68 0.48 22.50 0.71 16.80 15194.49 1123.53 01:00:03 32.00 1.88 28.99 1.12 317.31 10426.26 2139.52 Average: 41.90 4.62 36.03 1.25 625.15 12906.28 1963.00 00:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:05 24716000 29006776 3300468 10.04 143324 4371380 3338708 9.85 807484 6884368 32400 00:50:18 18520264 27462664 4824956 14.68 193884 8796184 4939880 14.57 2152144 11517328 184 01:00:03 18278828 30456492 1813700 5.52 233468 11844812 2455648 7.24 3165020 10595808 150908 Average: 20505031 28975311 3313041 10.08 190225 8337459 3578079 10.55 2041549 9665835 61164 00:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:05 lo 5.70 5.70 0.54 0.54 0.00 0.00 0.00 0.00 00:40:05 ens3 172.16 135.49 1326.35 25.70 0.00 0.00 0.00 0.00 00:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:18 lo 244.62 244.62 238.98 238.98 0.00 0.00 0.00 0.00 00:50:18 ens3 60.17 48.24 331.06 12.00 0.00 0.00 0.00 0.00 00:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:03 lo 16.16 16.16 1.83 1.83 0.00 0.00 0.00 0.00 01:00:03 ens3 213.40 218.43 517.83 2917.37 0.00 0.00 0.00 0.00 01:00:03 docker0 93.09 89.11 1456.62 11.21 0.00 0.00 0.00 0.00 Average: lo 90.28 90.28 81.99 81.99 0.00 0.00 0.00 0.00 Average: ens3 147.50 132.78 725.53 960.28 0.00 0.00 0.00 0.00 Average: docker0 30.24 28.94 473.12 3.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-985) 08/01/26 _x86_64_ (8 CPU) 00:29:45 LINUX RESTART (8 CPU) 00:30:00 CPU %user %nice %system %iowait %steal %idle 00:40:05 all 31.78 0.00 1.66 0.25 0.07 66.23 00:40:05 0 29.61 0.00 1.46 0.07 0.06 68.79 00:40:05 1 35.96 0.00 1.74 0.31 0.07 61.93 00:40:05 2 36.38 0.00 1.85 0.38 0.07 61.32 00:40:05 3 26.63 0.00 1.55 0.66 0.06 71.10 00:40:05 4 30.86 0.00 1.53 0.09 0.07 67.44 00:40:05 5 36.06 0.00 2.04 0.24 0.07 61.59 00:40:05 6 28.32 0.00 1.55 0.16 0.07 69.90 00:40:05 7 30.48 0.00 1.54 0.13 0.07 67.79 00:50:18 all 24.23 0.00 1.16 0.79 0.07 73.75 00:50:18 0 22.78 0.00 1.09 0.62 0.07 75.45 00:50:18 1 24.36 0.00 1.05 0.39 0.07 74.12 00:50:18 2 31.13 0.00 1.42 0.44 0.07 66.94 00:50:18 3 21.75 0.00 1.26 0.84 0.06 76.08 00:50:18 4 27.24 0.00 1.17 1.43 0.07 70.10 00:50:18 5 25.96 0.00 1.22 0.33 0.09 72.40 00:50:18 6 19.01 0.00 1.06 0.44 0.07 79.42 00:50:18 7 21.65 0.00 1.00 1.82 0.06 75.48 01:00:03 all 11.78 0.00 1.09 0.21 0.04 86.88 01:00:03 0 11.11 0.00 1.65 0.22 0.04 86.98 01:00:03 1 18.63 0.00 1.87 0.08 0.05 79.38 01:00:03 2 13.98 0.00 1.00 0.12 0.05 84.86 01:00:03 3 9.69 0.00 0.54 0.03 0.04 89.70 01:00:03 4 12.44 0.00 0.72 0.04 0.04 86.76 01:00:03 5 7.29 0.00 0.65 0.09 0.04 91.94 01:00:03 6 7.08 0.00 0.55 0.22 0.04 92.11 01:00:03 7 14.02 0.00 1.73 0.87 0.05 83.32 Average: all 22.72 0.00 1.30 0.42 0.06 75.50 Average: 0 21.28 0.00 1.39 0.30 0.06 76.96 Average: 1 26.39 0.00 1.55 0.26 0.06 71.74 Average: 2 27.31 0.00 1.43 0.32 0.06 70.88 Average: 3 19.48 0.00 1.12 0.52 0.06 78.83 Average: 4 23.64 0.00 1.14 0.53 0.06 74.63 Average: 5 23.27 0.00 1.31 0.22 0.07 75.13 Average: 6 18.26 0.00 1.06 0.28 0.06 80.35 Average: 7 22.13 0.00 1.42 0.94 0.06 75.45