---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-41248 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 13G 143G 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 890 24535 4 6666 30733 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:8e:26:be brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.227/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83705sec preferred_lft 83705sec inet6 fe80::f816:3eff:fe8e:26be/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:4b:11:69:f7:b1 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-41248) 08/26/26 _x86_64_ (8 CPU) 12:59:28 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:00 61.95 11.10 47.86 2.99 1510.87 7535.78 8916.42 13:20:00 22.97 0.14 20.00 2.83 6.12 2494.27 11544.75 13:30:00 37.11 0.01 32.55 4.55 0.44 2831.50 17207.57 13:40:00 30.16 0.17 26.17 3.82 10.65 7115.17 7819.23 Average: 38.05 2.85 31.65 3.55 381.90 4993.91 11372.22 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:00 26265756 29825872 2483916 7.56 153836 3649972 2648280 7.81 646856 5511012 146900 13:20:00 25408028 29378676 2926344 8.90 180676 3993988 2938812 8.67 760916 6198144 14216 13:30:00 24127216 28792060 3508376 10.68 216756 4596604 3497348 10.31 920972 7266972 203060 13:40:00 25301560 31634084 659500 2.01 238852 6177104 1244744 3.67 1539092 5363648 100 Average: 25275640 29907673 2394534 7.29 197530 4604417 2582296 7.61 966959 6084944 91069 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:00 lo 869.88 869.88 828.87 828.87 0.00 0.00 0.00 0.00 13:10:00 ens3 187.88 137.73 1553.58 27.37 0.00 0.00 0.00 0.00 13:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:00 lo 1123.66 1123.66 1069.49 1069.49 0.00 0.00 0.00 0.00 13:20:00 ens3 45.22 34.60 20.18 14.10 0.00 0.00 0.00 0.00 13:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:00 lo 2353.99 2353.99 2243.61 2243.61 0.00 0.00 0.00 0.00 13:30:00 ens3 40.61 29.08 14.88 12.67 0.00 0.00 0.00 0.00 13:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:00 lo 1124.63 1124.63 1065.77 1065.77 0.00 0.00 0.00 0.00 13:40:00 ens3 79.58 67.44 230.46 137.22 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 1368.09 1368.09 1301.98 1301.98 0.00 0.00 0.00 0.00 Average: ens3 88.32 67.21 454.66 47.84 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-41248) 08/26/26 _x86_64_ (8 CPU) 12:59:28 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:00 all 22.86 0.00 1.24 1.07 0.07 74.76 13:10:00 0 24.85 0.00 1.46 0.52 0.07 73.11 13:10:00 1 23.93 0.00 1.43 1.98 0.07 72.59 13:10:00 2 25.72 0.00 1.19 1.36 0.07 71.66 13:10:00 3 21.45 0.00 1.23 1.55 0.06 75.71 13:10:00 4 20.86 0.00 1.23 1.62 0.06 76.23 13:10:00 5 19.91 0.00 1.13 0.41 0.06 78.49 13:10:00 6 23.72 0.00 1.29 0.61 0.08 74.30 13:10:00 7 22.42 0.00 0.96 0.54 0.06 76.03 13:20:00 all 33.75 0.00 1.45 0.47 0.09 64.24 13:20:00 0 33.52 0.00 1.56 0.19 0.08 64.65 13:20:00 1 33.78 0.00 1.46 0.55 0.09 64.12 13:20:00 2 35.01 0.00 1.29 0.29 0.10 63.31 13:20:00 3 32.01 0.00 1.39 0.08 0.07 66.44 13:20:00 4 32.64 0.00 1.59 0.37 0.09 65.31 13:20:00 5 31.74 0.00 1.27 0.49 0.09 66.41 13:20:00 6 35.08 0.00 1.67 1.32 0.08 61.86 13:20:00 7 36.23 0.00 1.38 0.45 0.10 61.85 13:30:00 all 37.02 0.00 1.95 2.46 0.13 58.44 13:30:00 0 35.20 0.00 1.93 2.40 0.12 60.35 13:30:00 1 36.82 0.00 2.21 1.85 0.14 58.98 13:30:00 2 38.40 0.00 2.19 4.46 0.14 54.81 13:30:00 3 36.76 0.00 1.77 1.98 0.13 59.36 13:30:00 4 38.05 0.00 1.70 1.21 0.12 58.93 13:30:00 5 38.12 0.00 1.85 4.02 0.13 55.87 13:30:00 6 38.29 0.00 2.10 1.73 0.13 57.76 13:30:00 7 34.53 0.00 1.85 2.02 0.12 61.47 13:40:00 all 27.61 0.00 1.46 2.19 0.08 68.67 13:40:00 0 27.44 0.00 1.46 4.19 0.08 66.83 13:40:00 1 22.99 0.00 1.52 5.64 0.08 69.77 13:40:00 2 31.29 0.00 1.41 0.88 0.08 66.33 13:40:00 3 25.98 0.00 1.55 1.76 0.09 70.62 13:40:00 4 26.36 0.00 1.43 0.77 0.07 71.37 13:40:00 5 30.17 0.00 1.49 0.85 0.09 67.41 13:40:00 6 27.25 0.00 1.55 2.46 0.07 68.67 13:40:00 7 29.36 0.00 1.25 0.98 0.07 68.34 Average: all 30.30 0.00 1.52 1.55 0.09 66.54 Average: 0 30.25 0.00 1.60 1.83 0.09 66.23 Average: 1 29.37 0.00 1.66 2.51 0.09 66.37 Average: 2 32.60 0.00 1.52 1.75 0.10 64.03 Average: 3 29.05 0.00 1.48 1.34 0.09 68.04 Average: 4 29.47 0.00 1.49 0.99 0.08 67.97 Average: 5 29.97 0.00 1.43 1.44 0.09 67.06 Average: 6 31.07 0.00 1.65 1.53 0.09 65.66 Average: 7 30.63 0.00 1.36 1.00 0.09 66.92