---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-472854 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 924 24761 4 6405 30699 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:72:e3:88 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.61/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82748sec preferred_lft 82748sec inet6 fe80::f816:3eff:fe72:e388/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:62:b3:3e:51:4f 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-472854) 03/14/26 _x86_64_ (8 CPU) 15:06:00 LINUX RESTART (8 CPU) 15:10:41 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:20:41 4.71 0.42 4.08 0.21 402.59 419.64 5478.68 15:30:01 13.80 2.65 10.31 0.85 148.37 2162.40 2358.52 15:40:05 41.63 0.16 23.48 17.99 7.10 3009.85 517867.53 15:50:21 33.94 0.00 29.60 4.34 0.03 2853.11 14274.88 16:00:01 31.15 0.02 27.40 3.74 0.43 3135.67 7446.60 Average: 25.23 0.62 19.10 5.51 111.20 2316.63 111795.46 15:10:41 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:20:41 29379232 31820620 526664 1.60 102696 2644524 1109484 3.27 455200 2665000 68 15:30:01 26754604 29988676 2327408 7.08 133348 3380972 2697928 7.96 688024 5024168 215180 15:40:05 25146512 28878276 3429792 10.44 172316 3782224 3430620 10.12 856076 6410484 15092 15:50:21 24840196 29086840 3217148 9.79 207584 4216140 3201416 9.44 990960 6521932 23444 16:00:01 23513008 28914552 3383888 10.30 237164 5279084 3269308 9.64 1289100 7462316 587492 Average: 25926710 29737793 2576980 7.84 170622 3860589 2741751 8.09 855872 5616780 168255 15:10:41 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:20:41 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 15:20:41 ens3 14.10 10.04 170.58 0.97 0.00 0.00 0.00 0.00 15:20:41 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:01 lo 416.54 416.54 397.00 397.00 0.00 0.00 0.00 0.00 15:30:01 ens3 88.68 69.50 924.66 11.19 0.00 0.00 0.00 0.00 15:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:05 lo 1315.68 1315.68 1252.35 1252.35 0.00 0.00 0.00 0.00 15:40:05 ens3 45.73 34.28 19.25 12.56 0.00 0.00 0.00 0.00 15:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:21 lo 1956.34 1956.34 1864.02 1864.02 0.00 0.00 0.00 0.00 15:50:21 ens3 39.30 27.94 12.47 10.79 0.00 0.00 0.00 0.00 15:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:01 lo 1397.29 1397.29 1329.85 1329.85 0.00 0.00 0.00 0.00 16:00:01 ens3 55.66 42.67 157.21 13.32 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1028.20 1028.20 979.13 979.13 0.00 0.00 0.00 0.00 Average: ens3 48.05 36.35 246.75 9.73 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-472854) 03/14/26 _x86_64_ (8 CPU) 15:06:00 LINUX RESTART (8 CPU) 15:10:41 CPU %user %nice %system %iowait %steal %idle 15:20:41 all 0.23 0.00 0.06 0.03 0.01 99.67 15:20:41 0 0.15 0.00 0.07 0.06 0.01 99.71 15:20:41 1 0.49 0.00 0.04 0.04 0.01 99.42 15:20:41 2 0.10 0.00 0.03 0.00 0.01 99.86 15:20:41 3 0.08 0.00 0.05 0.05 0.00 99.82 15:20:41 4 0.41 0.00 0.08 0.00 0.01 99.50 15:20:41 5 0.16 0.00 0.05 0.07 0.01 99.70 15:20:41 6 0.16 0.00 0.05 0.02 0.01 99.77 15:20:41 7 0.30 0.00 0.08 0.01 0.03 99.58 15:30:01 all 9.95 0.00 0.51 0.04 0.03 89.48 15:30:01 0 9.26 0.00 0.47 0.06 0.02 90.18 15:30:01 1 12.18 0.00 0.62 0.02 0.03 87.15 15:30:01 2 11.05 0.00 0.53 0.03 0.03 88.36 15:30:01 3 9.77 0.00 0.50 0.02 0.02 89.68 15:30:01 4 9.70 0.00 0.67 0.02 0.03 89.58 15:30:01 5 9.92 0.00 0.47 0.01 0.03 89.58 15:30:01 6 7.80 0.00 0.34 0.12 0.02 91.71 15:30:01 7 9.90 0.00 0.44 0.03 0.03 89.60 15:40:05 all 39.57 0.00 1.71 0.06 0.07 58.57 15:40:05 0 39.07 0.00 1.53 0.05 0.07 59.27 15:40:05 1 37.72 0.00 1.64 0.04 0.07 60.53 15:40:05 2 43.14 0.00 2.02 0.05 0.08 54.71 15:40:05 3 36.55 0.00 1.56 0.04 0.07 61.79 15:40:05 4 40.75 0.00 1.71 0.12 0.07 57.35 15:40:05 5 42.61 0.00 1.82 0.03 0.08 55.47 15:40:05 6 39.79 0.00 1.73 0.15 0.08 58.26 15:40:05 7 36.98 0.00 1.69 0.03 0.07 61.22 15:50:21 all 35.20 0.00 1.81 0.07 0.07 62.86 15:50:21 0 35.99 0.00 1.96 0.22 0.07 61.76 15:50:21 1 35.16 0.00 1.80 0.06 0.07 62.90 15:50:21 2 36.94 0.00 2.10 0.04 0.07 60.85 15:50:21 3 37.20 0.00 1.91 0.06 0.07 60.77 15:50:21 4 36.40 0.00 1.76 0.05 0.07 61.71 15:50:21 5 36.19 0.00 1.84 0.03 0.08 61.86 15:50:21 6 33.50 0.00 1.54 0.04 0.07 64.86 15:50:21 7 30.20 0.00 1.55 0.06 0.07 68.13 16:00:01 all 35.15 0.00 1.64 0.07 0.07 63.06 16:00:01 0 36.08 0.00 1.35 0.11 0.07 62.40 16:00:01 1 33.95 0.00 1.84 0.15 0.07 63.99 16:00:01 2 35.06 0.00 1.78 0.05 0.07 63.04 16:00:01 3 34.08 0.00 1.63 0.06 0.06 64.17 16:00:01 4 36.23 0.00 1.73 0.03 0.07 61.94 16:00:01 5 33.15 0.00 1.68 0.04 0.07 65.07 16:00:01 6 36.06 0.00 1.57 0.08 0.07 62.22 16:00:01 7 36.64 0.00 1.58 0.05 0.07 61.66 Average: all 24.19 0.00 1.15 0.06 0.05 74.55 Average: 0 24.30 0.00 1.09 0.10 0.05 74.46 Average: 1 24.05 0.00 1.19 0.06 0.05 74.64 Average: 2 25.45 0.00 1.30 0.04 0.05 73.16 Average: 3 23.72 0.00 1.14 0.04 0.05 75.05 Average: 4 24.88 0.00 1.20 0.05 0.05 73.82 Average: 5 24.60 0.00 1.18 0.04 0.05 74.13 Average: 6 23.62 0.00 1.05 0.08 0.05 75.20 Average: 7 22.93 0.00 1.08 0.04 0.05 75.91