---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-9314 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 884 24926 4 6281 30740 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:a2:8c:a8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.62/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83912sec preferred_lft 83912sec inet6 fe80::f816:3eff:fea2:8ca8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:0e:f9:41:fb:0c 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-9314) 04/28/26 _x86_64_ (8 CPU) 12:59:31 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 83.82 10.55 56.62 16.65 1406.70 19308.39 519508.88 13:20:04 27.31 0.16 23.73 3.42 5.91 2272.48 9620.81 13:30:04 32.62 0.00 28.54 4.07 0.05 3114.68 18714.47 13:40:00 25.47 0.31 22.05 3.12 12.04 6524.40 8315.61 Average: 42.32 2.76 32.75 6.82 356.52 7803.50 139172.20 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26339480 29535624 2777440 8.45 145788 3308448 2974420 8.77 639268 5473036 37132 13:20:04 25176372 28971900 3335832 10.15 175332 3829616 3430092 10.11 777028 6445812 179088 13:30:04 24901476 29137524 3166116 9.63 212736 4185464 3377728 9.96 898136 6537636 16712 13:40:00 25625456 31564948 730856 2.22 230984 5808432 1327480 3.91 1519628 5105404 3184 Average: 25510696 29802499 2502561 7.62 191210 4282990 2777430 8.19 958515 5890472 59029 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 873.72 873.72 832.42 832.42 0.00 0.00 0.00 0.00 13:10:01 ens3 157.29 117.65 1172.05 26.67 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 1362.34 1362.34 1296.60 1296.60 0.00 0.00 0.00 0.00 13:20:04 ens3 48.53 33.72 19.53 13.01 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 13:30:04 lo 1610.83 1610.83 1533.79 1533.79 0.00 0.00 0.00 0.00 13:30:04 ens3 57.73 38.43 18.32 15.20 0.00 0.00 0.00 0.00 13:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:00 lo 705.18 705.18 653.50 653.50 0.00 0.00 0.00 0.00 13:40:00 ens3 143.55 141.30 228.19 984.77 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 1138.81 1138.81 1079.85 1079.85 0.00 0.00 0.00 0.00 Average: ens3 101.67 82.65 359.53 258.58 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-9314) 04/28/26 _x86_64_ (8 CPU) 12:59:31 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 24.88 0.00 1.26 0.42 0.07 73.37 13:10:01 0 22.78 0.00 1.10 0.36 0.06 75.70 13:10:01 1 24.02 0.00 1.39 0.14 0.07 74.38 13:10:01 2 25.02 0.00 1.32 1.33 0.07 72.26 13:10:01 3 25.36 0.00 1.31 0.22 0.07 73.04 13:10:01 4 25.74 0.00 0.94 0.35 0.07 72.90 13:10:01 5 29.64 0.00 1.37 0.23 0.07 68.68 13:10:01 6 24.79 0.00 1.45 0.54 0.08 73.14 13:10:01 7 21.72 0.00 1.19 0.17 0.07 76.86 13:20:04 all 34.46 0.00 1.47 0.08 0.08 63.90 13:20:04 0 35.97 0.00 1.71 0.04 0.09 62.19 13:20:04 1 36.23 0.00 1.63 0.09 0.08 61.97 13:20:04 2 34.44 0.00 1.37 0.06 0.09 64.05 13:20:04 3 36.45 0.00 1.50 0.11 0.08 61.86 13:20:04 4 30.81 0.00 1.52 0.20 0.08 67.39 13:20:04 5 36.83 0.00 1.58 0.05 0.09 61.45 13:20:04 6 32.96 0.00 1.16 0.06 0.08 65.74 13:20:04 7 32.00 0.00 1.31 0.06 0.08 66.56 13:30:04 all 38.76 0.00 1.80 0.21 0.11 59.12 13:30:04 0 35.81 0.00 1.67 0.06 0.10 62.37 13:30:04 1 40.09 0.00 1.93 0.08 0.10 57.80 13:30:04 2 41.62 0.00 2.01 0.10 0.11 56.15 13:30:04 3 37.89 0.00 1.83 0.19 0.10 59.98 13:30:04 4 38.03 0.00 1.84 0.10 0.10 59.92 13:30:04 5 37.14 0.00 1.82 0.46 0.12 60.46 13:30:04 6 40.07 0.00 1.82 0.60 0.11 57.40 13:30:04 7 39.45 0.00 1.51 0.10 0.10 58.84 13:40:00 all 24.11 0.00 1.18 0.94 0.08 73.69 13:40:00 0 24.30 0.00 1.30 0.34 0.08 73.99 13:40:00 1 24.56 0.00 1.28 1.07 0.08 73.01 13:40:00 2 28.81 0.00 1.23 0.42 0.10 69.44 13:40:00 3 31.45 0.00 1.27 0.24 0.09 66.96 13:40:00 4 18.15 0.00 0.85 0.11 0.07 80.83 13:40:00 5 29.40 0.00 1.33 4.26 0.09 64.93 13:40:00 6 18.20 0.00 1.07 0.40 0.07 80.26 13:40:00 7 18.03 0.00 1.08 0.71 0.07 80.11 Average: all 30.56 0.00 1.43 0.41 0.08 67.51 Average: 0 29.72 0.00 1.44 0.20 0.08 68.55 Average: 1 31.24 0.00 1.56 0.34 0.08 66.78 Average: 2 32.48 0.00 1.48 0.48 0.09 65.47 Average: 3 32.79 0.00 1.48 0.19 0.09 65.46 Average: 4 28.20 0.00 1.29 0.19 0.08 70.24 Average: 5 33.26 0.00 1.53 1.24 0.09 63.88 Average: 6 29.02 0.00 1.38 0.40 0.08 69.12 Average: 7 27.81 0.00 1.27 0.26 0.08 70.59