---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-28864 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: 5600.00 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 935 24672 4 6483 30688 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:48:79:6e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.153/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83895sec preferred_lft 83895sec inet6 fe80::f816:3eff:fe48:796e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:51:ca:f8:01:6b 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-28864) 06/20/26 _x86_64_ (8 CPU) 12:59:29 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 56.69 4.97 48.82 2.90 481.46 6515.55 9710.32 13:20:07 30.89 0.15 26.73 4.01 5.48 2514.83 13580.93 13:30:07 35.74 0.01 31.27 4.46 0.12 3251.40 18196.16 13:40:00 16.99 0.30 14.54 2.15 11.79 5925.73 8383.35 Average: 35.13 1.36 30.38 3.38 124.87 4543.77 12480.81 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 25871044 29335144 2976520 9.06 149428 3558732 3103788 9.15 706184 5866020 21008 13:20:07 24560612 28652192 3653592 11.12 189480 4090584 3703096 10.92 851704 6963548 165264 13:30:07 24218540 28760584 3540996 10.78 219628 4468220 3675328 10.84 982208 7128620 13436 13:40:00 25568984 31714248 581444 1.77 233052 6002436 1121740 3.31 1569856 5102132 12 Average: 25054795 29615542 2688138 8.18 197897 4529993 2900988 8.55 1027488 6265080 49930 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 853.92 853.92 813.41 813.41 0.00 0.00 0.00 0.00 13:10:01 ens3 156.92 118.96 1179.00 26.23 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 13:20:07 lo 1683.54 1683.54 1602.94 1602.94 0.00 0.00 0.00 0.00 13:20:07 ens3 51.98 35.50 19.73 13.81 0.00 0.00 0.00 0.00 13:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:07 lo 1702.35 1702.35 1621.03 1621.03 0.00 0.00 0.00 0.00 13:30:07 ens3 64.59 42.06 20.61 15.87 0.00 0.00 0.00 0.00 13:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:00 lo 324.27 324.27 290.16 290.16 0.00 0.00 0.00 0.00 13:40:00 ens3 124.36 127.50 218.67 955.54 0.00 0.00 0.00 0.00 13:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1144.54 1144.54 1085.29 1085.29 0.00 0.00 0.00 0.00 Average: ens3 99.30 80.78 359.38 250.21 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-28864) 06/20/26 _x86_64_ (8 CPU) 12:59:29 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 27.81 0.00 1.34 0.17 0.06 70.63 13:10:01 0 27.62 0.00 1.39 0.14 0.05 70.80 13:10:01 1 25.90 0.00 1.37 0.15 0.06 72.52 13:10:01 2 28.47 0.00 1.53 0.22 0.06 69.72 13:10:01 3 26.94 0.00 1.26 0.07 0.05 71.67 13:10:01 4 32.00 0.00 1.34 0.55 0.06 66.05 13:10:01 5 28.78 0.00 1.48 0.09 0.06 69.58 13:10:01 6 27.49 0.00 1.06 0.07 0.06 71.32 13:10:01 7 25.25 0.00 1.26 0.10 0.06 73.34 13:20:07 all 34.56 0.00 1.60 0.06 0.07 63.71 13:20:07 0 31.92 0.00 1.42 0.11 0.07 66.48 13:20:07 1 34.62 0.00 1.82 0.04 0.07 63.45 13:20:07 2 37.96 0.00 1.89 0.04 0.07 60.04 13:20:07 3 37.67 0.00 1.84 0.02 0.07 60.39 13:20:07 4 33.67 0.00 1.65 0.05 0.07 64.56 13:20:07 5 37.09 0.00 1.37 0.03 0.07 61.44 13:20:07 6 32.67 0.00 1.31 0.04 0.07 65.90 13:20:07 7 30.86 0.00 1.51 0.14 0.06 67.42 13:30:07 all 36.76 0.00 1.78 0.07 0.07 61.33 13:30:07 0 35.08 0.00 1.78 0.14 0.07 62.93 13:30:07 1 40.70 0.00 2.12 0.02 0.08 57.08 13:30:07 2 33.21 0.00 1.55 0.03 0.07 65.14 13:30:07 3 37.76 0.00 1.92 0.07 0.07 60.17 13:30:07 4 37.64 0.00 1.60 0.06 0.07 60.63 13:30:07 5 36.69 0.00 1.75 0.04 0.07 61.46 13:30:07 6 36.01 0.00 1.75 0.05 0.07 62.12 13:30:07 7 36.98 0.00 1.74 0.12 0.07 61.09 13:40:00 all 13.93 0.00 0.68 4.79 0.04 80.56 13:40:00 0 10.72 0.00 0.67 0.43 0.05 88.13 13:40:00 1 17.15 0.00 0.90 2.49 0.04 79.42 13:40:00 2 21.19 0.00 0.72 3.79 0.06 74.25 13:40:00 3 16.97 0.00 0.71 0.94 0.04 81.34 13:40:00 4 14.50 0.00 0.69 7.59 0.04 77.17 13:40:00 5 10.58 0.00 0.52 0.01 0.04 88.85 13:40:00 6 10.81 0.00 0.62 0.54 0.04 88.00 13:40:00 7 9.54 0.00 0.57 22.59 0.04 67.25 Average: all 28.31 0.00 1.35 1.26 0.06 69.02 Average: 0 26.39 0.00 1.32 0.20 0.06 72.03 Average: 1 29.63 0.00 1.56 0.67 0.06 68.08 Average: 2 30.24 0.00 1.43 1.01 0.06 67.26 Average: 3 29.88 0.00 1.44 0.27 0.06 68.35 Average: 4 29.50 0.00 1.32 2.05 0.06 67.07 Average: 5 28.35 0.00 1.28 0.04 0.06 70.27 Average: 6 26.77 0.00 1.18 0.18 0.06 71.81 Average: 7 25.71 0.00 1.28 5.68 0.06 67.28