---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-37430 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 17G 139G 11% / 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 759 19580 4 11752 30864 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:b5:ce:3f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.196/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84523sec preferred_lft 84523sec inet6 fe80::f816:3eff:feb5:ce3f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:55:ee:fd:84:5d 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::455:eeff:fefd:845d/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-37430) 07/21/26 _x86_64_ (8 CPU) 00:23:21 LINUX RESTART (8 CPU) 00:30:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:08 12.94 0.06 12.48 0.40 1.98 4249.33 110.29 00:50:14 39.01 2.21 35.68 1.12 320.30 20325.00 3516.72 Average: 26.07 1.14 24.17 0.76 162.35 12348.06 1826.41 00:30:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:08 22723480 29022292 3278796 9.98 161120 6282764 3212356 9.47 1619512 7962320 1182072 00:50:14 20308568 31656044 619976 1.89 226824 11051076 1450976 4.28 2950968 8800624 48 Average: 21516024 30339168 1949386 5.93 193972 8666920 2331666 6.88 2285240 8381472 591060 00:30:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:08 lo 1.76 1.76 0.16 0.16 0.00 0.00 0.00 0.00 00:40:08 ens3 62.89 49.90 236.17 12.80 0.00 0.00 0.00 0.00 00:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:14 lo 204.24 204.24 200.44 200.44 0.00 0.00 0.00 0.00 00:50:14 ens3 118.98 105.18 337.30 1307.06 0.00 0.00 0.00 0.00 00:50:14 docker0 76.46 77.36 1297.42 9.42 0.00 0.00 0.00 0.00 00:50:14 vetha0c3df0 76.45 77.37 1298.47 9.42 0.00 0.00 0.00 0.11 Average: lo 103.77 103.77 101.06 101.06 0.00 0.00 0.00 0.00 Average: ens3 91.15 77.75 287.12 664.83 0.00 0.00 0.00 0.00 Average: docker0 38.52 38.97 653.63 4.74 0.00 0.00 0.00 0.00 Average: vetha0c3df0 38.52 38.98 654.15 4.74 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-37430) 07/21/26 _x86_64_ (8 CPU) 00:23:21 LINUX RESTART (8 CPU) 00:30:11 CPU %user %nice %system %iowait %steal %idle 00:40:08 all 34.18 0.00 1.38 0.05 0.08 64.32 00:40:08 0 29.15 0.00 1.34 0.02 0.07 69.42 00:40:08 1 36.07 0.00 1.69 0.01 0.08 62.16 00:40:08 2 34.26 0.00 1.24 0.01 0.07 64.42 00:40:08 3 38.36 0.00 1.37 0.02 0.08 60.18 00:40:08 4 34.46 0.00 1.30 0.07 0.07 64.09 00:40:08 5 37.63 0.00 1.53 0.02 0.08 60.74 00:40:08 6 30.68 0.00 1.31 0.21 0.07 67.73 00:40:08 7 32.83 0.00 1.25 0.03 0.07 65.82 00:50:14 all 13.33 0.00 1.29 0.27 0.05 85.06 00:50:14 0 12.59 0.00 0.88 0.32 0.05 86.16 00:50:14 1 16.60 0.00 1.29 0.09 0.06 81.96 00:50:14 2 15.09 0.00 1.16 0.27 0.06 83.42 00:50:14 3 15.50 0.00 1.96 0.45 0.05 82.03 00:50:14 4 13.07 0.00 1.53 0.14 0.06 85.20 00:50:14 5 10.78 0.00 1.19 0.06 0.04 87.92 00:50:14 6 12.68 0.00 1.34 0.34 0.04 85.60 00:50:14 7 10.35 0.00 0.95 0.51 0.05 88.14 Average: all 23.67 0.00 1.33 0.16 0.06 74.77 Average: 0 20.79 0.00 1.11 0.17 0.06 77.87 Average: 1 26.26 0.00 1.49 0.05 0.07 72.14 Average: 2 24.61 0.00 1.20 0.14 0.07 73.99 Average: 3 26.84 0.00 1.67 0.24 0.07 71.19 Average: 4 23.67 0.00 1.42 0.10 0.07 74.74 Average: 5 24.10 0.00 1.36 0.04 0.06 74.43 Average: 6 21.60 0.00 1.33 0.28 0.06 76.74 Average: 7 21.49 0.00 1.10 0.27 0.06 77.07