---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-15940 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 17G 138G 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 747 19443 4 11901 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:c7:ad:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.178/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84547sec preferred_lft 84547sec inet6 fe80::f816:3eff:fec7:ad34/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:4b:26:44:bd:da 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::f04b:26ff:fe44:bdda/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-15940) 05/17/26 _x86_64_ (8 CPU) 00:36:11 LINUX RESTART (8 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 27.68 0.26 12.05 15.38 9.16 4929.95 508570.68 01:00:10 63.23 2.10 60.03 1.10 311.68 23372.22 1971.89 Average: 45.59 1.19 36.22 8.18 161.58 14221.86 253327.38 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 24699540 28957384 3351288 10.20 144040 4334284 3567584 10.52 825132 6884868 136 01:00:10 20130704 31627356 647128 1.97 226824 11198976 1407404 4.15 3030624 8873548 516 Average: 22415122 30292370 1999208 6.08 185432 7766630 2487494 7.34 1927878 7879208 326 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 5.54 5.54 0.53 0.53 0.00 0.00 0.00 0.00 00:50:01 ens3 54.48 42.72 231.22 11.81 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 01:00:10 lo 4476.72 4476.72 4276.83 4276.83 0.00 0.00 0.00 0.00 01:00:10 ens3 79.84 64.16 602.51 125.28 0.00 0.00 0.00 0.00 01:00:10 docker0 16.48 16.03 112.98 150.92 0.00 0.00 0.00 0.00 01:00:10 vethefc5541 11.13 9.86 112.81 2.06 0.00 0.00 0.00 0.01 Average: lo 2258.29 2258.29 2155.09 2155.09 0.00 0.00 0.00 0.00 Average: ens3 67.26 53.53 418.29 68.98 0.00 0.00 0.00 0.00 Average: docker0 8.30 8.08 56.93 76.04 0.00 0.00 0.00 0.00 Average: vethefc5541 5.61 4.97 56.84 1.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-15940) 05/17/26 _x86_64_ (8 CPU) 00:36:11 LINUX RESTART (8 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 38.35 0.00 1.22 0.06 0.08 60.30 00:50:01 0 36.46 0.00 1.18 0.03 0.08 62.25 00:50:01 1 42.50 0.00 1.34 0.02 0.07 56.07 00:50:01 2 36.30 0.00 1.21 0.02 0.07 62.41 00:50:01 3 38.54 0.00 1.17 0.04 0.11 60.15 00:50:01 4 39.28 0.00 1.30 0.09 0.07 59.26 00:50:01 5 37.87 0.00 1.24 0.01 0.07 60.81 00:50:01 6 35.09 0.00 1.14 0.15 0.07 63.55 00:50:01 7 40.76 0.00 1.18 0.08 0.07 57.90 01:00:10 all 17.60 0.00 2.11 0.26 0.05 79.98 01:00:10 0 14.52 0.00 1.92 0.41 0.05 83.09 01:00:10 1 25.84 0.00 4.73 0.46 0.05 68.92 01:00:10 2 18.44 0.00 1.58 0.11 0.05 79.82 01:00:10 3 14.48 0.00 2.12 0.20 0.05 83.14 01:00:10 4 15.98 0.00 1.30 0.33 0.05 82.34 01:00:10 5 14.84 0.00 1.49 0.19 0.05 83.43 01:00:10 6 15.92 0.00 2.21 0.09 0.04 81.74 01:00:10 7 20.80 0.00 1.56 0.31 0.05 77.28 Average: all 27.91 0.00 1.67 0.16 0.06 70.20 Average: 0 25.42 0.00 1.55 0.23 0.07 72.74 Average: 1 34.14 0.00 3.04 0.24 0.06 62.52 Average: 2 27.31 0.00 1.39 0.07 0.06 71.18 Average: 3 26.44 0.00 1.65 0.12 0.08 71.71 Average: 4 27.54 0.00 1.30 0.21 0.06 70.89 Average: 5 26.28 0.00 1.37 0.10 0.06 72.19 Average: 6 25.44 0.00 1.68 0.12 0.05 72.71 Average: 7 30.71 0.00 1.37 0.20 0.06 67.66