---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1452 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 UTC 2025 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 12G 67G 15% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 713 9520 4 5755 14933 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:00:3e:64 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.242/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84015sec preferred_lft 84015sec inet6 fe80::f816:3eff:fe00:3e64/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:cc:bc:da:52:a8 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-1452) 11/26/25 _x86_64_ (4 CPU) 20:24:25 LINUX RESTART (4 CPU) 20:30:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:12 21.79 0.50 9.49 11.80 14.25 3554.76 245088.67 20:50:15 58.34 0.32 46.87 11.16 9.65 3927.60 26180.58 21:00:16 31.64 0.10 26.47 5.07 4.54 5090.73 10295.36 Average: 37.32 0.31 27.68 9.34 9.47 4191.91 93430.10 20:30:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:12 9723684 13580664 2374928 14.51 169488 3765620 2691664 15.45 800056 5403396 266556 20:50:15 8492164 12934396 3016208 18.42 200920 4275356 3164236 18.16 946932 6445184 132788 21:00:16 9862612 15390208 554840 3.39 238868 5262960 1100664 6.32 1331908 4602832 124 Average: 9359487 13968423 1981992 12.11 203092 4434645 2318855 13.31 1026299 5483804 133156 20:30:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:12 lo 1.40 1.40 0.15 0.15 0.00 0.00 0.00 0.00 20:40:12 ens3 68.72 54.14 89.78 18.16 0.00 0.00 0.00 0.00 20:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:15 lo 5705.02 5705.02 5438.61 5438.61 0.00 0.00 0.00 0.00 20:50:15 ens3 98.72 68.56 243.53 22.52 0.00 0.00 0.00 0.00 20:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:16 lo 2324.67 2324.67 2201.63 2201.63 0.00 0.00 0.00 0.00 21:00:16 ens3 108.98 100.91 145.28 159.69 0.00 0.00 0.00 0.00 21:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2687.58 2687.58 2556.86 2556.86 0.00 0.00 0.00 0.00 Average: ens3 92.20 74.57 159.81 66.82 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-1452) 11/26/25 _x86_64_ (4 CPU) 20:24:25 LINUX RESTART (4 CPU) 20:30:15 CPU %user %nice %system %iowait %steal %idle 20:40:12 all 69.27 0.00 2.49 0.13 0.10 28.01 20:40:12 0 69.05 0.00 2.27 0.16 0.10 28.42 20:40:12 1 70.42 0.00 2.87 0.14 0.10 26.47 20:40:12 2 68.53 0.00 2.48 0.14 0.09 28.76 20:40:12 3 69.10 0.00 2.35 0.07 0.10 28.38 20:50:15 all 63.26 0.00 4.11 0.13 0.09 32.40 20:50:15 0 63.26 0.00 3.93 0.20 0.09 32.52 20:50:15 1 64.01 0.00 4.34 0.10 0.09 31.46 20:50:15 2 62.53 0.00 3.65 0.12 0.09 33.61 20:50:15 3 63.26 0.00 4.52 0.11 0.09 32.02 21:00:16 all 50.64 0.00 2.61 0.10 0.08 46.56 21:00:16 0 48.24 0.00 2.67 0.14 0.08 48.88 21:00:16 1 50.88 0.00 2.33 0.06 0.08 46.65 21:00:16 2 52.95 0.00 2.66 0.14 0.08 44.17 21:00:16 3 50.51 0.00 2.79 0.07 0.09 46.54 Average: all 61.05 0.00 3.07 0.12 0.09 35.67 Average: 0 60.17 0.00 2.96 0.17 0.09 36.62 Average: 1 61.75 0.00 3.18 0.10 0.09 34.87 Average: 2 61.33 0.00 2.93 0.13 0.09 35.52 Average: 3 60.94 0.00 3.23 0.09 0.09 35.65