---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-20433 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 902 24795 4 6394 30722 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:62:43:66 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.122/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83875sec preferred_lft 83875sec inet6 fe80::f816:3eff:fe62:4366/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:07:ac:56:7e:9b 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-20433) 02/24/26 _x86_64_ (8 CPU) 12:59:28 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 65.48 5.09 43.95 16.45 671.93 5264.75 530950.20 13:20:04 27.89 0.15 24.47 3.27 5.70 2821.27 7999.06 13:30:15 37.61 0.02 32.70 4.90 0.18 3209.09 14410.42 13:40:01 26.80 0.14 23.33 3.33 6.57 6571.62 13692.22 Average: 39.51 1.35 31.16 7.00 171.35 4447.41 141981.16 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26766036 30028428 2283320 6.95 140420 3396204 2570348 7.58 717756 4993356 112920 13:20:04 25141688 28914268 3392128 10.32 173968 3817232 3544560 10.45 865612 6383284 192 13:30:15 24355912 28741660 3559196 10.83 217108 4330712 3703912 10.92 1021104 6968508 13032 13:40:01 25579976 31633748 659784 2.01 235660 5917496 1236396 3.65 1609404 5037720 144 Average: 25460903 29829526 2473607 7.53 191789 4365411 2763804 8.15 1053469 5845717 31572 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 491.91 491.91 468.32 468.32 0.00 0.00 0.00 0.00 13:10:01 ens3 159.23 117.66 1327.91 22.87 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 1143.12 1143.12 1087.07 1087.07 0.00 0.00 0.00 0.00 13:20:04 ens3 63.50 42.58 23.43 15.31 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 13:30:15 lo 2049.62 2049.62 1951.46 1951.46 0.00 0.00 0.00 0.00 13:30:15 ens3 56.76 39.07 19.15 15.94 0.00 0.00 0.00 0.00 13:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 828.05 828.05 774.04 774.04 0.00 0.00 0.00 0.00 13:40:01 ens3 117.75 121.70 214.98 902.75 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 1133.84 1133.84 1075.70 1075.70 0.00 0.00 0.00 0.00 Average: ens3 99.00 79.80 395.78 234.00 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-20433) 02/24/26 _x86_64_ (8 CPU) 12:59:28 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 17.23 0.00 0.94 0.23 0.05 81.56 13:10:01 0 15.60 0.00 1.05 0.53 0.04 82.78 13:10:01 1 19.87 0.00 0.99 0.12 0.05 78.97 13:10:01 2 19.75 0.00 1.11 0.56 0.06 78.52 13:10:01 3 18.49 0.00 0.89 0.26 0.05 80.32 13:10:01 4 15.33 0.00 0.82 0.05 0.04 83.76 13:10:01 5 14.90 0.00 0.80 0.04 0.04 84.21 13:10:01 6 19.26 0.00 0.97 0.16 0.05 79.57 13:10:01 7 14.63 0.00 0.89 0.08 0.04 84.35 13:20:04 all 35.74 0.00 1.49 0.05 0.07 62.65 13:20:04 0 31.86 0.00 1.51 0.10 0.07 66.46 13:20:04 1 33.19 0.00 1.30 0.01 0.07 65.43 13:20:04 2 37.83 0.00 1.66 0.04 0.07 60.40 13:20:04 3 41.26 0.00 1.39 0.04 0.08 57.23 13:20:04 4 33.99 0.00 1.61 0.08 0.07 64.25 13:20:04 5 34.23 0.00 1.61 0.05 0.07 64.04 13:20:04 6 38.56 0.00 1.50 0.05 0.07 59.82 13:20:04 7 35.00 0.00 1.30 0.04 0.07 63.59 13:30:15 all 37.54 0.00 1.93 0.07 0.07 60.39 13:30:15 0 37.24 0.00 2.02 0.04 0.07 60.63 13:30:15 1 42.50 0.00 2.07 0.05 0.07 55.30 13:30:15 2 43.40 0.00 2.30 0.04 0.08 54.19 13:30:15 3 36.23 0.00 1.72 0.05 0.07 61.93 13:30:15 4 37.46 0.00 1.92 0.07 0.07 60.48 13:30:15 5 35.31 0.00 1.93 0.21 0.07 62.47 13:30:15 6 34.31 0.00 1.69 0.03 0.07 63.90 13:30:15 7 33.83 0.00 1.83 0.05 0.07 64.23 13:40:01 all 25.67 0.00 1.16 0.11 0.06 73.00 13:40:01 0 24.99 0.00 1.09 0.05 0.06 73.81 13:40:01 1 25.35 0.00 1.31 0.05 0.06 73.23 13:40:01 2 30.24 0.00 1.21 0.12 0.07 68.36 13:40:01 3 29.74 0.00 1.29 0.10 0.07 68.79 13:40:01 4 26.15 0.00 1.15 0.17 0.06 72.47 13:40:01 5 21.54 0.00 0.98 0.05 0.06 77.37 13:40:01 6 22.31 0.00 1.08 0.06 0.06 76.50 13:40:01 7 25.04 0.00 1.17 0.25 0.06 73.48 Average: all 29.10 0.00 1.38 0.11 0.06 69.34 Average: 0 27.48 0.00 1.42 0.18 0.06 70.86 Average: 1 30.31 0.00 1.42 0.06 0.06 68.15 Average: 2 32.85 0.00 1.57 0.19 0.07 65.31 Average: 3 31.46 0.00 1.33 0.11 0.06 67.03 Average: 4 28.28 0.00 1.38 0.09 0.06 70.19 Average: 5 26.56 0.00 1.34 0.09 0.06 71.95 Average: 6 28.67 0.00 1.31 0.07 0.06 69.88 Average: 7 27.16 0.00 1.30 0.10 0.06 71.38