---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4952 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 923 24840 4 6328 30701 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:7b:f5:d1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.195/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84324sec preferred_lft 84324sec inet6 fe80::f816:3eff:fe7b:f5d1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:ce:b7:cd:59:6e 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-4952) 04/20/26 _x86_64_ (8 CPU) 22:46:14 LINUX RESTART (8 CPU) 22:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:00:01 30.95 0.34 27.13 3.48 14.11 3238.09 7448.03 23:10:02 47.72 0.02 28.75 18.95 0.25 2507.63 517572.20 23:20:04 32.64 0.03 28.94 3.67 1.32 7609.73 12276.76 Average: 37.11 0.13 28.28 8.70 5.22 4454.35 179157.53 22:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:00:01 25802728 29371872 2936288 8.94 164852 3633300 3018624 8.90 727456 5870456 7160 23:10:02 24582492 28757756 3546280 10.79 197504 4161988 3536844 10.43 878540 6889600 194340 23:20:04 25418996 31403476 894040 2.72 228688 5858456 1477008 4.36 1531328 5295204 27440 Average: 25268072 29844368 2458869 7.48 197015 4551248 2677492 7.90 1045775 6018420 76313 22:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:00:01 lo 1330.36 1330.36 1265.96 1265.96 0.00 0.00 0.00 0.00 23:00:01 ens3 30.28 24.57 94.13 7.51 0.00 0.00 0.00 0.00 23:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:02 lo 1859.57 1859.57 1771.76 1771.76 0.00 0.00 0.00 0.00 23:10:02 ens3 21.12 17.94 8.71 5.90 0.00 0.00 0.00 0.00 23:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:04 lo 1189.74 1189.74 1132.29 1132.29 0.00 0.00 0.00 0.00 23:20:04 ens3 49.57 40.37 193.67 38.74 0.00 0.00 0.00 0.00 23:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1459.86 1459.86 1389.98 1389.98 0.00 0.00 0.00 0.00 Average: ens3 33.66 27.64 98.89 17.40 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-4952) 04/20/26 _x86_64_ (8 CPU) 22:46:14 LINUX RESTART (8 CPU) 22:50:01 CPU %user %nice %system %iowait %steal %idle 23:00:01 all 40.20 0.00 1.71 0.19 0.10 57.80 23:00:01 0 40.14 0.00 1.50 0.16 0.10 58.11 23:00:01 1 38.80 0.00 1.84 0.20 0.10 59.06 23:00:01 2 41.18 0.00 1.74 0.05 0.11 56.92 23:00:01 3 41.87 0.00 1.66 0.25 0.11 56.11 23:00:01 4 40.44 0.00 1.61 0.17 0.10 57.68 23:00:01 5 40.81 0.00 1.71 0.33 0.10 57.05 23:00:01 6 34.96 0.00 1.96 0.15 0.09 62.84 23:00:01 7 43.41 0.00 1.66 0.19 0.10 54.65 23:10:02 all 38.96 0.00 1.71 0.08 0.10 59.15 23:10:02 0 29.67 0.00 1.65 0.23 0.09 68.35 23:10:02 1 40.73 0.00 2.20 0.06 0.10 56.92 23:10:02 2 41.85 0.00 1.37 0.03 0.10 56.65 23:10:02 3 38.58 0.00 1.66 0.17 0.10 59.50 23:10:02 4 41.23 0.00 1.93 0.05 0.10 56.69 23:10:02 5 39.55 0.00 1.36 0.04 0.10 58.96 23:10:02 6 40.86 0.00 1.63 0.06 0.10 57.35 23:10:02 7 39.21 0.00 1.84 0.05 0.10 58.80 23:20:04 all 33.16 0.00 1.58 0.15 0.08 65.03 23:20:04 0 33.56 0.00 1.38 0.19 0.08 64.79 23:20:04 1 35.96 0.00 1.93 0.35 0.09 61.67 23:20:04 2 37.82 0.00 1.73 0.03 0.09 60.33 23:20:04 3 30.28 0.00 1.72 0.34 0.08 67.58 23:20:04 4 30.62 0.00 1.41 0.03 0.07 67.86 23:20:04 5 33.88 0.00 1.46 0.21 0.08 64.37 23:20:04 6 33.58 0.00 1.39 0.03 0.08 64.93 23:20:04 7 29.57 0.00 1.60 0.06 0.08 68.69 Average: all 37.43 0.00 1.66 0.14 0.09 60.67 Average: 0 34.46 0.00 1.51 0.19 0.09 63.75 Average: 1 38.50 0.00 1.99 0.20 0.09 59.22 Average: 2 40.28 0.00 1.62 0.04 0.10 57.97 Average: 3 36.90 0.00 1.68 0.25 0.10 61.07 Average: 4 37.42 0.00 1.65 0.08 0.09 60.76 Average: 5 38.08 0.00 1.51 0.19 0.09 60.13 Average: 6 36.47 0.00 1.66 0.08 0.09 61.71 Average: 7 37.38 0.00 1.70 0.10 0.10 60.73