---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19856 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 887 24901 4 6303 30737 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:bf:de:f1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.35/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84351sec preferred_lft 84351sec inet6 fe80::f816:3eff:febf:def1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:74:74:29:7a:fa 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-19856) 05/25/26 _x86_64_ (8 CPU) 10:06:50 LINUX RESTART (8 CPU) 10:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:02 27.62 0.28 24.13 3.20 12.02 3498.26 12340.48 10:30:05 34.50 0.01 29.87 4.62 0.11 2534.37 19266.20 10:40:05 32.17 0.01 28.60 3.56 0.40 5343.33 16022.11 Average: 31.44 0.10 27.54 3.79 4.16 3790.46 15887.27 10:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:02 25617084 29239568 3069864 9.34 163468 3681160 3652444 10.77 696776 6098604 88704 10:30:05 24905588 28860152 3445700 10.49 195688 3946540 3528928 10.41 807256 6661860 22900 10:40:05 25607748 31557676 740468 2.25 226068 5821180 1308148 3.86 1488644 5143536 717764 Average: 25376807 29885799 2418677 7.36 195075 4482960 2829840 8.34 997559 5968000 276456 10:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:02 lo 1326.69 1326.69 1262.68 1262.68 0.00 0.00 0.00 0.00 10:20:02 ens3 28.18 24.45 85.43 8.15 0.00 0.00 0.00 0.00 10:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:05 lo 1907.84 1907.84 1817.94 1817.94 0.00 0.00 0.00 0.00 10:30:05 ens3 18.47 16.03 8.41 5.67 0.00 0.00 0.00 0.00 10:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:05 lo 1260.65 1260.65 1199.80 1199.80 0.00 0.00 0.00 0.00 10:40:05 ens3 55.30 43.43 195.36 40.09 0.00 0.00 0.00 0.00 10:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1499.32 1499.32 1427.69 1427.69 0.00 0.00 0.00 0.00 Average: ens3 33.97 27.96 96.28 17.97 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-19856) 05/25/26 _x86_64_ (8 CPU) 10:06:50 LINUX RESTART (8 CPU) 10:10:05 CPU %user %nice %system %iowait %steal %idle 10:20:02 all 39.70 0.00 1.80 0.07 0.09 58.34 10:20:02 0 36.55 0.00 1.78 0.06 0.09 61.53 10:20:02 1 37.53 0.00 1.93 0.06 0.09 60.39 10:20:02 2 38.70 0.00 1.82 0.12 0.09 59.26 10:20:02 3 41.12 0.00 1.87 0.03 0.09 56.88 10:20:02 4 44.99 0.00 1.75 0.05 0.09 53.12 10:20:02 5 40.03 0.00 1.77 0.03 0.09 58.08 10:20:02 6 38.78 0.00 1.53 0.08 0.09 59.52 10:20:02 7 39.91 0.00 1.96 0.10 0.09 57.94 10:30:05 all 35.37 0.00 1.86 0.11 0.09 62.58 10:30:05 0 32.15 0.00 2.23 0.27 0.09 65.26 10:30:05 1 35.13 0.00 1.91 0.09 0.09 62.78 10:30:05 2 36.37 0.00 2.05 0.12 0.09 61.37 10:30:05 3 38.38 0.00 1.98 0.07 0.08 59.48 10:30:05 4 37.48 0.00 1.81 0.05 0.09 60.57 10:30:05 5 33.07 0.00 1.73 0.09 0.09 65.02 10:30:05 6 36.51 0.00 1.42 0.06 0.09 61.92 10:30:05 7 33.87 0.00 1.72 0.09 0.08 64.24 10:40:05 all 33.19 0.00 1.69 0.12 0.09 64.92 10:40:05 0 35.46 0.00 1.58 0.19 0.09 62.69 10:40:05 1 32.70 0.00 1.66 0.08 0.09 65.47 10:40:05 2 34.55 0.00 1.92 0.04 0.09 63.41 10:40:05 3 33.36 0.00 1.63 0.19 0.09 64.72 10:40:05 4 32.24 0.00 1.59 0.16 0.08 65.93 10:40:05 5 33.81 0.00 2.11 0.09 0.10 63.89 10:40:05 6 31.57 0.00 1.44 0.17 0.08 66.73 10:40:05 7 31.80 0.00 1.57 0.05 0.09 66.49 Average: all 36.08 0.00 1.78 0.10 0.09 61.95 Average: 0 34.71 0.00 1.86 0.17 0.09 63.16 Average: 1 35.11 0.00 1.84 0.08 0.09 62.88 Average: 2 36.54 0.00 1.93 0.10 0.09 61.35 Average: 3 37.62 0.00 1.83 0.10 0.09 60.37 Average: 4 38.23 0.00 1.72 0.09 0.09 59.88 Average: 5 35.63 0.00 1.87 0.07 0.09 62.34 Average: 6 35.62 0.00 1.46 0.10 0.09 62.73 Average: 7 35.18 0.00 1.75 0.08 0.09 62.90