---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-39629 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: 5599.94 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 910 24780 4 6400 30713 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:cf:0d:b8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.137/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83828sec preferred_lft 83828sec inet6 fe80::f816:3eff:fecf:db8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:e8:3c:da:71:cc 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-39629) 08/21/26 _x86_64_ (8 CPU) 12:57:24 LINUX RESTART (8 CPU) 13:00:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:14 24.79 2.57 19.92 2.30 140.32 3963.66 4745.02 13:20:01 45.58 0.11 26.49 18.98 6.35 2242.12 535588.09 13:30:02 32.82 0.02 28.77 4.03 0.65 3192.62 19096.85 13:40:02 23.52 0.18 20.12 3.22 13.49 6185.05 14581.33 Average: 31.60 0.72 23.81 7.07 40.41 3904.51 141362.81 13:00:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:14 26219636 29692956 2619164 7.97 157228 3549564 2687052 7.92 667544 5546708 43532 13:20:01 25651064 29490088 2817072 8.57 182588 3856768 2760168 8.14 776816 5959624 26244 13:30:02 23719572 28324204 3978056 12.11 219012 4527732 3889504 11.47 951888 7652188 175308 13:40:02 25408836 31476948 819028 2.49 235340 5923608 1388336 4.09 1535084 5299272 11948 Average: 25249777 29746049 2558330 7.78 198542 4464418 2681265 7.91 982833 6114448 64258 13:00:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:14 lo 894.78 894.78 852.40 852.40 0.00 0.00 0.00 0.00 13:10:14 ens3 128.20 95.84 852.97 22.27 0.00 0.00 0.00 0.00 13:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 1800.92 1800.92 1715.01 1715.01 0.00 0.00 0.00 0.00 13:20:01 ens3 44.52 32.94 16.73 12.19 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:02 lo 1718.98 1718.98 1637.17 1637.17 0.00 0.00 0.00 0.00 13:30:02 ens3 52.86 37.58 19.07 15.04 0.00 0.00 0.00 0.00 13:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:02 lo 516.18 516.18 473.37 473.37 0.00 0.00 0.00 0.00 13:40:02 ens3 126.87 129.16 230.54 976.25 0.00 0.00 0.00 0.00 13:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1229.68 1229.68 1166.57 1166.57 0.00 0.00 0.00 0.00 Average: ens3 88.35 74.10 281.37 257.61 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-39629) 08/21/26 _x86_64_ (8 CPU) 12:57:24 LINUX RESTART (8 CPU) 13:00:13 CPU %user %nice %system %iowait %steal %idle 13:10:14 all 32.07 0.00 1.37 0.05 0.07 66.44 13:10:14 0 34.11 0.00 1.52 0.09 0.07 64.21 13:10:14 1 26.99 0.00 1.31 0.03 0.07 71.60 13:10:14 2 31.84 0.00 1.52 0.14 0.07 66.44 13:10:14 3 35.37 0.00 1.36 0.03 0.07 63.18 13:10:14 4 33.83 0.00 1.32 0.05 0.07 64.73 13:10:14 5 34.31 0.00 1.40 0.04 0.08 64.16 13:10:14 6 32.62 0.00 1.12 0.03 0.07 66.16 13:10:14 7 27.47 0.00 1.38 0.04 0.07 71.05 13:20:01 all 35.14 0.00 1.57 0.11 0.08 63.10 13:20:01 0 34.26 0.00 1.52 0.08 0.08 64.06 13:20:01 1 34.32 0.00 1.59 0.25 0.08 63.76 13:20:01 2 34.45 0.00 1.76 0.04 0.08 63.68 13:20:01 3 36.49 0.00 1.64 0.22 0.08 61.58 13:20:01 4 36.92 0.00 1.47 0.04 0.08 61.50 13:20:01 5 34.33 0.00 1.33 0.10 0.08 64.16 13:20:01 6 35.08 0.00 1.61 0.12 0.08 63.12 13:20:01 7 35.28 0.00 1.63 0.05 0.08 62.97 13:30:02 all 37.41 0.00 1.73 0.06 0.08 60.72 13:30:02 0 38.26 0.00 1.94 0.12 0.08 59.61 13:30:02 1 33.36 0.00 1.84 0.04 0.08 64.68 13:30:02 2 39.63 0.00 1.69 0.05 0.09 58.55 13:30:02 3 36.96 0.00 1.67 0.03 0.08 61.25 13:30:02 4 41.51 0.00 1.71 0.07 0.08 56.63 13:30:02 5 38.57 0.00 1.91 0.05 0.08 59.39 13:30:02 6 33.84 0.00 1.43 0.06 0.08 64.60 13:30:02 7 37.17 0.00 1.67 0.04 0.08 61.04 13:40:02 all 17.90 0.00 0.94 0.08 0.05 81.02 13:40:02 0 18.66 0.00 0.90 0.01 0.05 80.37 13:40:02 1 13.60 0.00 0.83 0.21 0.05 85.32 13:40:02 2 19.25 0.00 0.99 0.06 0.05 79.65 13:40:02 3 20.17 0.00 1.05 0.04 0.06 78.68 13:40:02 4 15.54 0.00 0.80 0.04 0.05 83.58 13:40:02 5 19.39 0.00 0.86 0.15 0.06 79.54 13:40:02 6 21.02 0.00 1.34 0.15 0.06 77.44 13:40:02 7 15.56 0.00 0.78 0.01 0.05 83.60 Average: all 30.61 0.00 1.40 0.08 0.07 67.85 Average: 0 31.31 0.00 1.47 0.07 0.07 67.08 Average: 1 27.03 0.00 1.39 0.13 0.07 71.38 Average: 2 31.27 0.00 1.49 0.07 0.07 67.10 Average: 3 32.23 0.00 1.43 0.08 0.07 66.20 Average: 4 31.92 0.00 1.32 0.05 0.07 66.64 Average: 5 31.64 0.00 1.37 0.09 0.07 66.83 Average: 6 30.62 0.00 1.37 0.09 0.07 67.85 Average: 7 28.83 0.00 1.36 0.03 0.07 69.70