---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-26948 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 768 19019 4 12304 30855 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:c0:ca:28 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.243/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84564sec preferred_lft 84564sec inet6 fe80::f816:3eff:fec0:ca28/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:9a:bb:03:08:07 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::f49a:bbff:fe03:807/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-26948) 06/13/26 _x86_64_ (8 CPU) 00:36:14 LINUX RESTART (8 CPU) 00:40:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:00 12.63 0.23 11.82 0.57 7.94 5335.56 990.16 01:00:18 44.42 2.14 41.16 1.12 312.43 23971.97 2974.65 Average: 28.97 1.21 26.90 0.86 164.43 14913.63 2010.08 00:40:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:00 24353988 28733376 3574660 10.88 145844 4445808 3833600 11.30 822924 7227940 0 01:00:18 19723856 31626536 648300 1.97 227504 11590212 1435804 4.23 3096104 9225072 188 Average: 22038922 30179956 2111480 6.43 186674 8018010 2634702 7.77 1959514 8226506 94 00:40:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:00 lo 5.84 5.84 0.56 0.56 0.00 0.00 0.00 0.00 00:50:00 ens3 47.11 35.51 102.87 11.70 0.00 0.00 0.00 0.00 00:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:18 lo 227.30 227.30 221.76 221.76 0.00 0.00 0.00 0.00 01:00:18 ens3 83.39 66.97 528.35 114.11 0.00 0.00 0.00 0.00 01:00:18 docker0 9.26 8.18 100.24 1.64 0.00 0.00 0.00 0.00 01:00:18 veth059c788 9.26 8.18 100.36 1.64 0.00 0.00 0.00 0.01 Average: lo 119.66 119.66 114.24 114.24 0.00 0.00 0.00 0.00 Average: ens3 65.76 51.68 321.54 64.33 0.00 0.00 0.00 0.00 Average: docker0 4.76 4.20 51.52 0.84 0.00 0.00 0.00 0.00 Average: veth059c788 4.76 4.20 51.58 0.84 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-26948) 06/13/26 _x86_64_ (8 CPU) 00:36:14 LINUX RESTART (8 CPU) 00:40:16 CPU %user %nice %system %iowait %steal %idle 00:50:00 all 38.40 0.00 1.26 0.06 0.08 60.20 00:50:00 0 34.50 0.00 1.03 0.01 0.08 64.38 00:50:00 1 42.94 0.00 1.56 0.08 0.09 55.33 00:50:00 2 44.27 0.00 1.72 0.01 0.08 53.90 00:50:00 3 40.61 0.00 1.17 0.24 0.08 57.90 00:50:00 4 35.93 0.00 1.04 0.02 0.08 62.93 00:50:00 5 29.11 0.00 1.25 0.08 0.08 69.49 00:50:00 6 40.35 0.00 1.12 0.04 0.07 58.41 00:50:00 7 39.52 0.00 1.16 0.01 0.07 59.24 01:00:18 all 16.34 0.00 1.25 0.26 0.07 82.07 01:00:18 0 19.85 0.00 1.08 0.08 0.08 78.90 01:00:18 1 14.95 0.00 1.39 0.45 0.07 83.14 01:00:18 2 17.22 0.00 1.59 0.25 0.08 80.86 01:00:18 3 17.92 0.00 1.27 0.15 0.06 80.60 01:00:18 4 13.38 0.00 1.14 0.11 0.07 85.30 01:00:18 5 18.13 0.00 1.33 0.29 0.07 80.18 01:00:18 6 13.94 0.00 1.21 0.45 0.07 84.32 01:00:18 7 15.32 0.00 1.01 0.33 0.07 83.27 Average: all 27.07 0.00 1.26 0.17 0.08 71.44 Average: 0 26.98 0.00 1.06 0.05 0.08 71.84 Average: 1 28.57 0.00 1.47 0.27 0.08 69.61 Average: 2 30.37 0.00 1.66 0.14 0.08 67.76 Average: 3 28.95 0.00 1.22 0.19 0.07 69.56 Average: 4 24.35 0.00 1.09 0.06 0.08 74.42 Average: 5 23.47 0.00 1.29 0.19 0.08 74.97 Average: 6 26.79 0.00 1.16 0.25 0.07 71.72 Average: 7 27.08 0.00 1.09 0.17 0.07 71.59