---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-7883 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: 5600.00 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 18G 61G 23% / 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 703 11397 3 3888 14943 Swap: 1023 1 1022 ---> 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:80:00:eb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.90/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80027sec preferred_lft 80027sec inet6 fe80::f816:3eff:fe80:eb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:df:67:05:94:76 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-16g-7883) 11/11/25 _x86_64_ (4 CPU) 07:04:48 LINUX RESTART (4 CPU) 07:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:05 77.64 22.80 51.04 3.81 851.17 8538.63 22480.71 07:30:05 30.17 8.80 20.31 1.06 172.60 502.92 1016.35 07:40:05 13.33 0.04 12.60 0.70 0.63 664.54 1179.99 07:50:05 17.89 0.06 17.05 0.78 1.97 459.65 549.10 08:00:03 4.23 0.00 4.11 0.13 0.04 98.02 12.40 08:10:05 4.45 0.02 4.24 0.19 0.32 117.05 117.29 08:20:01 20.70 0.09 7.15 13.46 4.61 172.84 209631.88 08:30:05 5.14 0.01 4.91 0.22 0.69 138.27 42.32 08:40:05 9.52 0.02 9.03 0.46 0.79 602.57 125.37 08:50:01 5.10 0.02 4.91 0.17 0.59 154.90 254.14 Average: 18.84 3.20 13.56 2.09 103.76 1149.07 23403.21 07:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:05 167964 4162744 11766036 71.86 266840 3670904 13250500 76.06 2262000 13316052 632 07:30:05 1569168 4458836 11475180 70.09 265364 2660516 12542144 71.99 2232760 12041980 584 07:40:05 12303896 15312580 628004 3.84 270196 2774500 1337100 7.67 2271840 1292036 6904 07:50:05 10923280 13986392 1953796 11.93 272668 2826456 2878732 16.52 2278772 2672916 10024 08:00:03 8254068 11319208 4619672 28.22 273176 2827976 5299140 30.42 2279336 5332328 220 08:10:05 8208688 11289436 4649504 28.40 273572 2843188 5305860 30.46 2281740 5366264 228 08:20:01 10711916 13827712 2112660 12.90 274544 2877264 3473544 19.94 2291628 2877232 15284 08:30:05 10273604 13407856 2532232 15.47 275060 2895188 3684800 21.15 2293700 3309056 16680 08:40:05 8055148 11304528 4634368 28.30 279124 3005780 5337908 30.64 2308096 5507304 340 08:50:01 7282228 10554252 5384196 32.88 279648 3027864 5968160 34.26 2319196 6249508 312 Average: 7774996 10962354 4975565 30.39 273019 2940964 5907789 33.91 2281907 5796468 5121 07:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:05 lo 18.48 18.48 15.68 15.68 0.00 0.00 0.00 0.00 07:20:05 ens3 9.11 6.13 126.66 0.85 0.00 0.00 0.00 0.00 07:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:05 lo 40.53 40.53 17.83 17.83 0.00 0.00 0.00 0.00 07:30:05 ens3 1.60 1.36 0.36 0.30 0.00 0.00 0.00 0.00 07:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:05 lo 25.09 25.09 11.26 11.26 0.00 0.00 0.00 0.00 07:40:05 ens3 1.32 1.33 0.35 1.29 0.00 0.00 0.00 0.00 07:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:05 lo 17.22 17.22 8.49 8.49 0.00 0.00 0.00 0.00 07:50:05 ens3 0.76 0.66 0.16 0.13 0.00 0.00 0.00 0.00 07:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:03 lo 13.46 13.46 7.36 7.36 0.00 0.00 0.00 0.00 08:00:03 ens3 0.89 0.54 0.28 0.20 0.00 0.00 0.00 0.00 08:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:05 lo 24.48 24.48 8.18 8.18 0.00 0.00 0.00 0.00 08:10:05 ens3 0.75 0.40 0.24 0.16 0.00 0.00 0.00 0.00 08:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 17.14 17.14 8.70 8.70 0.00 0.00 0.00 0.00 08:20:01 ens3 0.89 0.69 0.24 0.18 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:05 lo 17.66 17.66 10.45 10.45 0.00 0.00 0.00 0.00 08:30:05 ens3 0.71 0.52 0.16 0.12 0.00 0.00 0.00 0.00 08:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:05 lo 19.10 19.10 10.46 10.46 0.00 0.00 0.00 0.00 08:40:05 ens3 1.08 0.88 0.32 0.26 0.00 0.00 0.00 0.00 08:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 28.28 28.28 10.85 10.85 0.00 0.00 0.00 0.00 08:50:01 ens3 0.55 0.44 0.12 0.09 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.14 22.14 10.93 10.93 0.00 0.00 0.00 0.00 Average: ens3 1.77 1.30 12.95 0.36 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-16g-7883) 11/11/25 _x86_64_ (4 CPU) 07:04:48 LINUX RESTART (4 CPU) 07:10:02 CPU %user %nice %system %iowait %steal %idle 07:20:05 all 44.70 0.00 2.01 0.24 0.10 52.95 07:20:05 0 44.01 0.00 1.88 0.19 0.10 53.82 07:20:05 1 44.20 0.00 2.04 0.13 0.10 53.53 07:20:05 2 45.87 0.00 2.15 0.21 0.11 51.66 07:20:05 3 44.71 0.00 1.95 0.43 0.11 52.80 07:30:05 all 43.31 0.00 1.93 0.08 0.10 54.57 07:30:05 0 43.94 0.00 1.73 0.04 0.11 54.18 07:30:05 1 42.86 0.00 2.06 0.06 0.10 54.92 07:30:05 2 43.50 0.00 1.83 0.09 0.10 54.47 07:30:05 3 42.95 0.00 2.09 0.14 0.11 54.72 07:40:05 all 22.70 0.00 1.10 0.05 0.09 76.06 07:40:05 0 22.50 0.00 1.07 0.04 0.09 76.30 07:40:05 1 23.14 0.00 1.22 0.06 0.09 75.49 07:40:05 2 22.30 0.00 1.06 0.04 0.09 76.51 07:40:05 3 22.88 0.00 1.05 0.04 0.09 75.94 07:50:05 all 26.61 0.00 0.93 0.05 0.08 72.33 07:50:05 0 25.33 0.00 0.87 0.07 0.08 73.65 07:50:05 1 27.49 0.00 0.91 0.07 0.09 71.45 07:50:05 2 26.96 0.00 1.00 0.03 0.08 71.93 07:50:05 3 26.66 0.00 0.96 0.02 0.08 72.29 08:00:03 all 4.94 0.00 0.24 0.09 0.07 94.66 08:00:03 0 5.22 0.00 0.29 0.16 0.07 94.26 08:00:03 1 4.65 0.00 0.22 0.01 0.07 95.05 08:00:03 2 4.77 0.00 0.22 0.09 0.06 94.85 08:00:03 3 5.11 0.00 0.24 0.10 0.07 94.49 08:10:05 all 7.81 0.00 0.46 0.45 0.07 91.21 08:10:05 0 8.14 0.00 0.44 0.04 0.07 91.31 08:10:05 1 7.73 0.00 0.45 1.55 0.07 90.21 08:10:05 2 8.04 0.00 0.53 0.09 0.07 91.26 08:10:05 3 7.33 0.00 0.44 0.11 0.07 92.05 08:20:01 all 12.03 0.00 0.62 0.04 0.07 87.23 08:20:01 0 12.27 0.00 0.62 0.04 0.08 86.99 08:20:01 1 12.16 0.00 0.66 0.10 0.08 87.00 08:20:01 2 12.21 0.00 0.52 0.02 0.07 87.17 08:20:01 3 11.48 0.00 0.67 0.01 0.07 87.77 08:30:05 all 9.88 0.00 0.53 0.02 0.08 89.49 08:30:05 0 9.91 0.00 0.53 0.02 0.07 89.47 08:30:05 1 9.85 0.00 0.58 0.00 0.08 89.49 08:30:05 2 10.07 0.00 0.52 0.04 0.08 89.29 08:30:05 3 9.70 0.00 0.50 0.01 0.07 89.71 08:40:05 all 16.41 0.00 0.58 0.04 0.08 82.88 08:40:05 0 16.10 0.00 0.58 0.03 0.08 83.20 08:40:05 1 17.20 0.00 0.61 0.06 0.09 82.04 08:40:05 2 15.79 0.00 0.63 0.06 0.08 83.44 08:40:05 3 16.56 0.00 0.50 0.01 0.08 82.84 08:50:01 all 9.26 0.00 0.41 0.02 0.07 90.23 08:50:01 0 9.23 0.00 0.51 0.03 0.07 90.16 08:50:01 1 9.29 0.00 0.37 0.02 0.07 90.26 08:50:01 2 8.95 0.00 0.39 0.02 0.07 90.57 08:50:01 3 9.59 0.00 0.37 0.00 0.08 89.95 Average: all 19.78 0.00 0.88 0.11 0.08 79.15 Average: 0 19.69 0.00 0.85 0.07 0.08 79.31 Average: 1 19.87 0.00 0.91 0.21 0.08 78.93 Average: 2 19.86 0.00 0.89 0.07 0.08 79.10 Average: 3 19.71 0.00 0.88 0.09 0.08 79.25