---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6501 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 66G 16% / 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 660 8919 4 6409 14986 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:7c:cb:45 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.17/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84312sec preferred_lft 84312sec inet6 fe80::f816:3eff:fe7c:cb45/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:32:e4:f6:7b:a0 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-6501) 11/06/25 _x86_64_ (4 CPU) 14:16:44 LINUX RESTART (4 CPU) 14:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:03 40.07 3.39 22.96 13.71 493.70 3877.27 263311.88 14:40:03 27.59 0.02 24.70 2.87 0.23 2298.31 26300.05 14:50:01 18.42 0.10 16.30 2.02 4.82 8848.95 19445.01 Average: 28.72 1.18 21.33 6.22 166.93 5001.61 103357.71 14:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:03 10027736 13424920 2534400 15.48 134372 3400468 2904688 16.67 773716 5205808 17032 14:40:03 8950996 12752804 3203184 19.56 155020 3750668 3289904 18.88 883364 6111004 11184 14:50:01 9173472 15374664 573148 3.50 174368 6051136 1086964 6.24 1700452 4982632 200 Average: 9384068 13850796 2103577 12.85 154587 4400757 2427185 13.93 1119177 5433148 9472 14:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:03 lo 1448.15 1448.15 1372.84 1372.84 0.00 0.00 0.00 0.00 14:30:03 ens3 107.10 79.85 853.44 18.37 0.00 0.00 0.00 0.00 14:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:03 lo 1162.63 1162.63 1106.94 1106.94 0.00 0.00 0.00 0.00 14:40:03 ens3 36.11 29.11 26.20 10.58 0.00 0.00 0.00 0.00 14:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:01 lo 407.19 407.19 2596.83 2596.83 0.00 0.00 0.00 0.00 14:50:01 ens3 86.76 89.15 135.66 1003.57 0.00 0.00 0.00 0.00 14:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1007.40 1007.40 1690.58 1690.58 0.00 0.00 0.00 0.00 Average: ens3 76.69 66.03 339.44 342.86 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-6501) 11/06/25 _x86_64_ (4 CPU) 14:16:44 LINUX RESTART (4 CPU) 14:20:01 CPU %user %nice %system %iowait %steal %idle 14:30:03 all 57.32 0.00 2.55 0.92 0.14 39.07 14:30:03 0 56.31 0.00 2.38 1.19 0.14 39.97 14:30:03 1 57.28 0.00 2.37 0.74 0.13 39.47 14:30:03 2 57.76 0.00 2.78 0.69 0.14 38.64 14:30:03 3 57.94 0.00 2.66 1.08 0.15 38.18 14:40:03 all 63.82 0.00 2.46 0.42 0.14 33.16 14:40:03 0 62.88 0.00 2.45 0.34 0.14 34.19 14:40:03 1 63.62 0.00 2.21 0.43 0.14 33.60 14:40:03 2 65.40 0.00 2.74 0.28 0.14 31.43 14:40:03 3 63.40 0.00 2.43 0.62 0.14 33.41 14:50:01 all 34.46 0.00 1.54 0.81 0.11 63.08 14:50:01 0 36.10 0.00 1.67 1.17 0.11 60.96 14:50:01 1 36.77 0.00 1.33 0.34 0.10 61.47 14:50:01 2 34.54 0.00 1.54 0.10 0.11 63.71 14:50:01 3 30.42 0.00 1.62 1.65 0.11 66.21 Average: all 51.89 0.00 2.18 0.72 0.13 45.08 Average: 0 51.77 0.00 2.17 0.90 0.13 45.03 Average: 1 52.58 0.00 1.97 0.50 0.12 44.82 Average: 2 52.57 0.00 2.35 0.36 0.13 44.58 Average: 3 50.62 0.00 2.23 1.11 0.13 45.90