---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-32870 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 889 24830 4 6372 30735 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:94:dc:92 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.242/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83954sec preferred_lft 83954sec inet6 fe80::f816:3eff:fe94:dc92/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:57:fd:c8:72:c0 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-32870) 07/04/26 _x86_64_ (8 CPU) 12:59:30 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 63.98 4.75 56.46 2.77 274.59 6157.65 7090.20 13:20:12 27.56 0.16 23.80 3.61 5.68 2206.57 5478.55 13:30:05 33.23 0.00 29.08 4.15 0.05 3311.69 13532.36 13:40:01 25.74 0.32 21.98 3.45 14.46 6293.60 9474.10 Average: 37.63 1.31 32.83 3.49 73.78 4483.08 8863.54 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26348260 29675432 2636876 8.02 146920 3428020 2798188 8.25 648052 5451568 20508 13:20:12 25764972 29529864 2777804 8.45 176280 3794880 2761996 8.14 760716 5859276 38580 13:30:05 25006556 29396956 2905572 8.84 215948 4326352 2842904 8.38 917516 6389844 19104 13:40:01 25483360 31520140 775756 2.36 233196 5895616 1392088 4.11 1532932 5239448 12072 Average: 25650787 30030598 2274002 6.92 193086 4361217 2448794 7.22 964804 5735034 22566 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 871.50 871.50 830.29 830.29 0.00 0.00 0.00 0.00 13:10:01 ens3 147.02 113.64 1128.40 25.43 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 13:20:12 lo 1494.30 1494.30 1422.62 1422.62 0.00 0.00 0.00 0.00 13:20:12 ens3 41.67 31.43 17.22 12.72 0.00 0.00 0.00 0.00 13:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:05 lo 1742.58 1742.58 1659.35 1659.35 0.00 0.00 0.00 0.00 13:30:05 ens3 64.90 41.63 20.43 15.70 0.00 0.00 0.00 0.00 13:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 673.68 673.68 623.37 623.37 0.00 0.00 0.00 0.00 13:40:01 ens3 139.57 140.34 226.46 985.07 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1196.06 1196.06 1134.45 1134.45 0.00 0.00 0.00 0.00 Average: ens3 98.08 81.56 348.09 257.99 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-32870) 07/04/26 _x86_64_ (8 CPU) 12:59:30 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 28.45 0.00 1.38 0.17 0.05 69.94 13:10:01 0 24.71 0.00 1.23 0.03 0.05 73.97 13:10:01 1 31.50 0.00 1.79 0.35 0.06 66.31 13:10:01 2 31.54 0.00 1.46 0.05 0.06 66.90 13:10:01 3 29.77 0.00 1.35 0.18 0.05 68.65 13:10:01 4 30.78 0.00 1.38 0.09 0.06 67.70 13:10:01 5 27.61 0.00 1.47 0.22 0.06 70.64 13:10:01 6 26.51 0.00 1.10 0.37 0.05 71.97 13:10:01 7 25.19 0.00 1.26 0.11 0.05 73.39 13:20:12 all 34.50 0.00 1.55 0.05 0.07 63.83 13:20:12 0 34.05 0.00 1.46 0.04 0.06 64.39 13:20:12 1 37.15 0.00 1.55 0.04 0.07 61.20 13:20:12 2 35.15 0.00 1.62 0.10 0.06 63.07 13:20:12 3 33.16 0.00 1.61 0.04 0.06 65.13 13:20:12 4 30.20 0.00 1.44 0.06 0.06 68.24 13:20:12 5 35.36 0.00 1.42 0.05 0.06 63.11 13:20:12 6 35.24 0.00 1.63 0.10 0.07 62.96 13:20:12 7 35.73 0.00 1.65 0.02 0.07 62.54 13:30:05 all 38.24 0.00 1.82 0.06 0.07 59.82 13:30:05 0 37.25 0.00 1.76 0.03 0.07 60.88 13:30:05 1 36.26 0.00 1.77 0.05 0.07 61.84 13:30:05 2 41.58 0.00 2.01 0.10 0.07 56.24 13:30:05 3 38.88 0.00 1.66 0.02 0.07 59.38 13:30:05 4 39.13 0.00 1.93 0.05 0.07 58.83 13:30:05 5 37.18 0.00 1.91 0.08 0.07 60.76 13:30:05 6 39.14 0.00 1.66 0.08 0.07 59.05 13:30:05 7 36.46 0.00 1.83 0.05 0.07 61.59 13:40:01 all 20.54 0.00 1.03 0.09 0.05 78.28 13:40:01 0 19.67 0.00 1.21 0.07 0.05 79.00 13:40:01 1 24.43 0.00 0.95 0.21 0.06 74.36 13:40:01 2 24.58 0.00 1.42 0.03 0.06 73.91 13:40:01 3 20.92 0.00 0.70 0.02 0.06 78.30 13:40:01 4 19.82 0.00 0.96 0.01 0.05 79.16 13:40:01 5 18.34 0.00 1.01 0.25 0.05 80.34 13:40:01 6 18.91 0.00 1.01 0.14 0.05 79.88 13:40:01 7 17.65 0.00 0.97 0.03 0.05 81.30 Average: all 30.44 0.00 1.44 0.10 0.06 67.96 Average: 0 28.93 0.00 1.42 0.04 0.06 69.55 Average: 1 32.36 0.00 1.51 0.16 0.06 65.91 Average: 2 33.21 0.00 1.62 0.07 0.06 65.03 Average: 3 30.68 0.00 1.33 0.06 0.06 67.87 Average: 4 29.96 0.00 1.43 0.05 0.06 68.50 Average: 5 29.64 0.00 1.45 0.15 0.06 68.69 Average: 6 29.96 0.00 1.35 0.18 0.06 68.45 Average: 7 28.78 0.00 1.43 0.05 0.06 69.69