---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19894 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 12G 144G 8% / 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 901 24545 4 6645 30723 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:f9:93:48 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 84435sec preferred_lft 84435sec inet6 fe80::f816:3eff:fef9:9348/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:25:c4:10:8f:95 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 ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-19894) 05/25/26 _x86_64_ (8 CPU) 11:21:53 LINUX RESTART (8 CPU) 11:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:40:03 29.75 0.15 25.84 3.76 6.35 2379.36 8225.25 11:50:03 33.56 0.01 29.46 4.09 0.09 3185.35 14656.33 Average: 31.66 0.08 27.65 3.93 3.22 2782.35 11440.79 11:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:40:03 24411376 28638556 3666652 11.16 182200 4240848 3680620 10.85 935080 7033244 148040 11:50:03 23689192 28555972 3744520 11.39 218304 4791496 3714660 10.95 1082600 7539668 180236 Average: 24050284 28597264 3705586 11.28 200252 4516172 3697640 10.90 1008840 7286456 164138 11:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:40:03 lo 1642.80 1642.80 1564.31 1564.31 0.00 0.00 0.00 0.00 11:40:03 ens3 22.39 18.64 9.70 6.33 0.00 0.00 0.00 0.00 11:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:03 lo 1708.20 1708.20 1626.72 1626.72 0.00 0.00 0.00 0.00 11:50:03 ens3 24.79 20.23 9.49 7.25 0.00 0.00 0.00 0.00 11:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1675.51 1675.51 1595.52 1595.52 0.00 0.00 0.00 0.00 Average: ens3 23.59 19.44 9.60 6.79 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-19894) 05/25/26 _x86_64_ (8 CPU) 11:21:53 LINUX RESTART (8 CPU) 11:30:03 CPU %user %nice %system %iowait %steal %idle 11:40:03 all 35.09 0.00 1.60 0.05 0.07 63.18 11:40:03 0 34.33 0.00 1.45 0.09 0.07 64.07 11:40:03 1 35.20 0.00 1.69 0.10 0.07 62.93 11:40:03 2 32.61 0.00 1.95 0.04 0.07 65.34 11:40:03 3 37.89 0.00 1.67 0.04 0.07 60.33 11:40:03 4 39.65 0.00 1.46 0.03 0.07 58.79 11:40:03 5 39.34 0.00 1.65 0.03 0.07 58.90 11:40:03 6 30.97 0.00 1.48 0.05 0.06 67.43 11:40:03 7 30.75 0.00 1.47 0.03 0.07 67.69 11:50:03 all 37.31 0.00 1.75 0.06 0.07 60.81 11:50:03 0 37.75 0.00 1.69 0.10 0.08 60.39 11:50:03 1 39.13 0.00 1.74 0.08 0.08 58.98 11:50:03 2 37.22 0.00 1.89 0.04 0.07 60.78 11:50:03 3 39.71 0.00 2.01 0.06 0.07 58.15 11:50:03 4 37.87 0.00 1.48 0.04 0.07 60.54 11:50:03 5 38.39 0.00 1.84 0.04 0.08 59.66 11:50:03 6 35.60 0.00 1.85 0.05 0.07 62.43 11:50:03 7 32.82 0.00 1.53 0.04 0.06 65.54 Average: all 36.20 0.00 1.68 0.05 0.07 62.00 Average: 0 36.04 0.00 1.57 0.09 0.07 62.23 Average: 1 37.16 0.00 1.71 0.09 0.07 60.95 Average: 2 34.92 0.00 1.92 0.04 0.07 63.06 Average: 3 38.80 0.00 1.84 0.05 0.07 59.24 Average: 4 38.76 0.00 1.47 0.03 0.07 59.66 Average: 5 38.87 0.00 1.75 0.03 0.07 59.28 Average: 6 33.28 0.00 1.67 0.05 0.07 64.93 Average: 7 31.78 0.00 1.50 0.04 0.06 66.62