---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12740 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 890 24919 4 6282 30733 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:d5:44:7c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.204/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84062sec preferred_lft 84062sec inet6 fe80::f816:3eff:fed5:447c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:ab:0b:48:0f:69 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-12740) 05/11/26 _x86_64_ (8 CPU) 12:59:35 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 78.27 10.63 50.29 17.35 1411.18 7003.11 519889.72 13:20:04 31.49 0.13 27.28 4.08 5.35 2516.37 9929.85 13:30:06 34.46 0.01 30.29 4.15 0.35 3095.96 14106.84 Average: 48.04 3.58 35.94 8.52 471.37 4202.32 180975.54 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26367740 29668544 2643736 8.04 149368 3400152 2895628 8.54 660772 5420072 36384 13:20:04 25675144 29446128 2861208 8.71 187620 3785972 3462612 10.21 791676 5918320 38140 13:30:06 24887488 29221772 3080824 9.37 215360 4275172 3588824 10.58 924668 6526244 16084 Average: 25643457 29445481 2861923 8.71 184116 3820432 3315688 9.78 792372 5954879 30203 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 832.75 832.75 792.94 792.94 0.00 0.00 0.00 0.00 13:10:01 ens3 167.01 125.54 1141.38 29.37 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:04 lo 1766.03 1766.03 1681.60 1681.60 0.00 0.00 0.00 0.00 13:20:04 ens3 48.39 34.21 18.39 13.38 0.00 0.00 0.00 0.00 13:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:06 lo 1747.32 1747.32 1664.02 1664.02 0.00 0.00 0.00 0.00 13:30:06 ens3 64.12 42.22 20.57 15.88 0.00 0.00 0.00 0.00 13:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1449.30 1449.30 1380.10 1380.10 0.00 0.00 0.00 0.00 Average: ens3 93.10 67.26 392.71 19.53 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-12740) 05/11/26 _x86_64_ (8 CPU) 12:59:35 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 30.68 0.00 1.43 0.42 0.07 67.40 13:10:01 0 28.28 0.00 1.19 0.05 0.06 70.42 13:10:01 1 31.41 0.00 1.60 0.11 0.07 66.80 13:10:01 2 31.18 0.00 1.40 0.07 0.07 67.28 13:10:01 3 31.92 0.00 1.38 0.46 0.08 66.16 13:10:01 4 31.42 0.00 1.40 0.92 0.07 66.19 13:10:01 5 29.53 0.00 1.43 0.14 0.07 68.83 13:10:01 6 29.43 0.00 1.36 0.97 0.07 68.17 13:10:01 7 32.24 0.00 1.70 0.64 0.07 65.36 13:20:04 all 37.38 0.00 1.62 0.15 0.07 60.78 13:20:04 0 32.03 0.00 1.89 0.08 0.07 65.92 13:20:04 1 36.73 0.00 1.56 0.03 0.07 61.60 13:20:04 2 38.77 0.00 1.82 0.14 0.08 59.18 13:20:04 3 40.47 0.00 1.54 0.04 0.07 57.88 13:20:04 4 39.12 0.00 1.54 0.44 0.07 58.82 13:20:04 5 38.15 0.00 1.56 0.07 0.08 60.15 13:20:04 6 37.71 0.00 1.65 0.04 0.07 60.52 13:20:04 7 36.08 0.00 1.36 0.35 0.07 62.13 13:30:06 all 37.57 0.00 1.79 0.09 0.08 60.47 13:30:06 0 34.76 0.00 1.63 0.05 0.07 63.48 13:30:06 1 37.41 0.00 1.71 0.14 0.08 60.66 13:30:06 2 36.32 0.00 1.85 0.05 0.08 61.71 13:30:06 3 35.71 0.00 1.74 0.05 0.08 62.42 13:30:06 4 41.47 0.00 2.04 0.14 0.08 56.27 13:30:06 5 35.92 0.00 1.93 0.17 0.08 61.91 13:30:06 6 41.16 0.00 1.76 0.04 0.08 56.95 13:30:06 7 37.84 0.00 1.68 0.05 0.08 60.36 Average: all 35.21 0.00 1.61 0.22 0.07 62.88 Average: 0 31.69 0.00 1.57 0.06 0.07 66.61 Average: 1 35.19 0.00 1.63 0.09 0.07 63.02 Average: 2 35.43 0.00 1.69 0.09 0.08 62.72 Average: 3 36.04 0.00 1.56 0.18 0.07 62.15 Average: 4 37.34 0.00 1.66 0.50 0.07 60.42 Average: 5 34.54 0.00 1.64 0.13 0.08 63.62 Average: 6 36.11 0.00 1.59 0.35 0.07 61.88 Average: 7 35.39 0.00 1.58 0.35 0.07 62.61