---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1822 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 748 9502 4 5738 14898 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:27:07:15 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.84/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83450sec preferred_lft 83450sec inet6 fe80::f816:3eff:fe27:715/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:24:f4:6a:f1:70 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-1822) 10/24/25 _x86_64_ (4 CPU) 20:22:30 LINUX RESTART (4 CPU) 20:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:01 6.82 2.15 4.45 0.23 131.39 1375.18 1055.04 20:50:01 25.47 0.45 20.70 4.32 13.87 4491.41 9629.44 21:00:01 50.97 0.00 39.77 11.19 0.01 2754.34 23917.49 21:10:01 19.46 0.10 15.98 3.38 4.53 4102.21 5050.61 Average: 25.68 0.67 20.22 4.78 37.45 3180.79 9913.24 20:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:01 9947824 12869748 3094128 18.90 122728 2963312 3713372 21.31 601964 5487208 80456 20:50:01 9286416 13347224 2606460 15.92 183424 3940416 2787044 16.00 864028 5750436 11596 21:00:01 8350572 12947536 3001888 18.33 216508 4396692 3146004 18.06 985376 6531276 145588 21:10:01 9834300 15342620 602880 3.68 241436 5241344 1103188 6.33 1327236 4637704 280 Average: 9354778 13626782 2326339 14.21 191024 4135441 2687402 15.43 944651 5601656 59480 20:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:01 lo 0.39 0.39 0.04 0.04 0.00 0.00 0.00 0.00 20:40:01 ens3 53.52 42.62 405.32 8.78 0.00 0.00 0.00 0.00 20:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 lo 1479.25 1479.25 1408.98 1408.98 0.00 0.00 0.00 0.00 20:50:01 ens3 98.03 73.67 303.71 26.02 0.00 0.00 0.00 0.00 20:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 lo 5123.15 5123.15 4881.70 4881.70 0.00 0.00 0.00 0.00 21:00:01 ens3 83.09 61.91 28.80 23.48 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:01 lo 1211.54 1211.54 1134.17 1134.17 0.00 0.00 0.00 0.00 21:10:01 ens3 124.76 122.43 127.50 254.75 0.00 0.00 0.00 0.00 21:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1953.60 1953.60 1856.24 1856.24 0.00 0.00 0.00 0.00 Average: ens3 89.85 75.15 216.33 78.26 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-1822) 10/24/25 _x86_64_ (4 CPU) 20:22:30 LINUX RESTART (4 CPU) 20:30:01 CPU %user %nice %system %iowait %steal %idle 20:40:01 all 20.38 0.00 0.67 0.05 0.04 78.86 20:40:01 0 19.60 0.00 0.66 0.03 0.04 79.67 20:40:01 1 20.81 0.00 0.66 0.05 0.04 78.45 20:40:01 2 20.74 0.00 0.64 0.04 0.04 78.55 20:40:01 3 20.36 0.00 0.73 0.08 0.05 78.78 20:50:01 all 65.67 0.00 2.98 0.06 0.09 31.20 20:50:01 0 64.61 0.00 2.85 0.05 0.08 32.40 20:50:01 1 66.58 0.00 3.14 0.08 0.09 30.11 20:50:01 2 65.07 0.00 2.72 0.06 0.09 32.07 20:50:01 3 66.41 0.00 3.21 0.06 0.08 30.24 21:00:01 all 62.30 0.00 4.23 0.09 0.09 33.30 21:00:01 0 60.95 0.00 4.38 0.10 0.09 34.48 21:00:01 1 62.43 0.00 4.23 0.08 0.09 33.17 21:00:01 2 62.24 0.00 3.85 0.07 0.08 33.76 21:00:01 3 63.56 0.00 4.47 0.11 0.09 31.78 21:10:01 all 38.03 0.00 1.72 0.10 0.07 60.09 21:10:01 0 30.70 0.00 1.44 0.07 0.07 67.72 21:10:01 1 39.06 0.00 1.66 0.07 0.07 59.15 21:10:01 2 43.72 0.00 2.16 0.14 0.07 53.91 21:10:01 3 38.62 0.00 1.63 0.11 0.07 59.57 Average: all 46.57 0.00 2.40 0.07 0.07 50.89 Average: 0 43.94 0.00 2.33 0.06 0.07 53.60 Average: 1 47.19 0.00 2.42 0.07 0.07 50.25 Average: 2 47.92 0.00 2.34 0.07 0.07 49.60 Average: 3 47.22 0.00 2.51 0.09 0.07 50.11