---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-32057 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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): 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 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 18G 60G 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 702 11686 3 3600 14944 Swap: 1023 30 993 ---> 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:99:f5:23 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.209/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79157sec preferred_lft 79157sec inet6 fe80::f816:3eff:fe99:f523/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:f6:9d:41:00:c7 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 inet6 fe80::8cf6:9dff:fe41:c7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-32057) 07/01/26 _x86_64_ (4 CPU) 09:06:26 LINUX RESTART (4 CPU) 09:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:01 115.65 5.97 91.06 18.62 519.78 35520.81 220380.79 09:30:00 58.08 24.42 31.95 1.71 330.02 2064.62 2663.53 09:40:05 24.26 13.85 9.86 0.54 292.64 296.57 1253.21 09:50:01 9.52 0.07 9.02 0.42 1.84 536.01 1273.94 10:00:05 16.45 0.02 15.73 0.70 0.77 496.49 1150.40 10:10:05 9.50 0.07 9.02 0.41 3.35 284.19 190.84 10:20:01 4.98 0.02 4.81 0.15 0.51 133.43 58.96 10:30:05 5.64 0.02 5.44 0.18 1.71 160.28 83.55 10:40:05 4.82 0.00 4.63 0.19 0.36 150.57 84.33 10:50:01 8.81 0.02 8.37 0.41 1.05 550.21 154.17 11:00:05 7.97 0.01 7.60 0.36 0.97 301.80 442.88 Average: 24.15 4.05 17.95 2.15 104.94 3678.83 20690.01 09:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:01 1970700 6222792 9705340 59.28 255288 3893080 11144744 63.97 2041272 11689908 5572 09:30:00 5096344 7431792 8507540 51.96 263124 2145332 10515088 60.36 1708600 9074704 1240 09:40:05 8827760 11194112 4748572 29.00 264832 2174516 5538664 31.79 1804724 5262988 132 09:50:01 9658688 12121140 3822056 23.34 268928 2265748 4656324 26.73 1835564 4417424 244 10:00:05 11160008 13692356 2251700 13.75 271776 2332692 3054500 17.53 1860084 2884592 344 10:10:05 8723008 11297240 4645328 28.37 272924 2373428 5414784 31.08 1863712 5317352 564 10:20:01 8730676 11322692 4619876 28.22 273456 2390668 5388696 30.93 1865044 5309936 436 10:30:05 7272912 9887304 6054456 36.98 274132 2412368 6794936 39.00 1867624 6751020 680 10:40:05 7169200 9806312 6135404 37.47 274816 2434384 6908772 39.66 1871232 6860684 404 10:50:01 8720148 11483396 4459216 27.24 278732 2553104 5305884 30.46 1880208 5290992 2712 11:00:05 7827004 10642412 5299840 32.37 279728 2604176 6072460 34.86 1900152 6178040 824 Average: 7741495 10463777 5477212 33.45 270703 2507227 6435896 36.94 1863474 6276149 1196 09:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:01 lo 6.61 6.61 7.46 7.46 0.00 0.00 0.00 0.00 09:20:01 ens3 79.72 58.93 1165.59 6.57 0.00 0.00 0.00 0.00 09:20:01 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 09:30:00 lo 37.67 37.67 22.54 22.54 0.00 0.00 0.00 0.00 09:30:00 ens3 1.76 1.57 0.38 0.33 0.00 0.00 0.00 0.00 09:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:05 lo 39.82 39.82 16.24 16.24 0.00 0.00 0.00 0.00 09:40:05 ens3 7.14 5.64 3.94 3.82 0.00 0.00 0.00 0.00 09:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 lo 11.33 11.33 6.10 6.10 0.00 0.00 0.00 0.00 09:50:01 ens3 0.67 0.54 0.18 0.14 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:05 lo 8.95 8.95 4.46 4.46 0.00 0.00 0.00 0.00 10:00:05 ens3 0.93 0.63 0.23 0.17 0.00 0.00 0.00 0.00 10:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:05 lo 20.08 20.08 10.45 10.45 0.00 0.00 0.00 0.00 10:10:05 ens3 1.43 0.90 0.43 0.31 0.00 0.00 0.00 0.00 10:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 16.06 16.06 6.28 6.28 0.00 0.00 0.00 0.00 10:20:01 ens3 0.76 0.52 0.18 0.13 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:05 lo 26.92 26.92 11.27 11.27 0.00 0.00 0.00 0.00 10:30:05 ens3 0.61 0.52 0.14 0.11 0.00 0.00 0.00 0.00 10:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:05 lo 17.36 17.36 10.22 10.22 0.00 0.00 0.00 0.00 10:40:05 ens3 0.68 0.56 0.14 0.11 0.00 0.00 0.00 0.00 10:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 lo 11.94 11.94 7.19 7.19 0.00 0.00 0.00 0.00 10:50:01 ens3 0.68 0.62 0.19 0.15 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:05 lo 23.86 23.86 10.42 10.42 0.00 0.00 0.00 0.00 11:00:05 ens3 0.90 0.78 0.20 0.17 0.00 0.00 0.00 0.00 11:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.08 20.08 10.24 10.24 0.00 0.00 0.00 0.00 Average: ens3 8.66 6.47 106.44 1.09 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-32057) 07/01/26 _x86_64_ (4 CPU) 09:06:26 LINUX RESTART (4 CPU) 09:10:01 CPU %user %nice %system %iowait %steal %idle 09:20:01 all 56.36 0.00 3.28 0.58 0.13 39.65 09:20:01 0 58.90 0.00 3.45 0.66 0.13 36.86 09:20:01 1 53.60 0.00 3.70 0.68 0.13 41.90 09:20:01 2 55.34 0.00 2.92 0.47 0.13 41.14 09:20:01 3 57.61 0.00 3.04 0.53 0.13 38.68 09:30:00 all 57.34 0.00 1.98 0.10 0.12 40.47 09:30:00 0 58.42 0.00 1.90 0.17 0.12 39.38 09:30:00 1 56.41 0.00 2.14 0.06 0.12 41.27 09:30:00 2 57.78 0.00 1.92 0.08 0.12 40.11 09:30:00 3 56.74 0.00 1.95 0.07 0.12 41.12 09:40:05 all 23.25 0.00 1.01 0.11 0.09 75.54 09:40:05 0 22.76 0.00 1.05 0.16 0.09 75.95 09:40:05 1 23.50 0.00 0.96 0.08 0.10 75.37 09:40:05 2 22.95 0.00 0.96 0.13 0.09 75.86 09:40:05 3 23.77 0.00 1.06 0.07 0.09 75.00 09:50:01 all 15.70 0.00 0.58 0.04 0.08 83.61 09:50:01 0 16.11 0.00 0.58 0.03 0.08 83.20 09:50:01 1 15.26 0.00 0.51 0.03 0.08 84.13 09:50:01 2 15.73 0.00 0.54 0.05 0.08 83.60 09:50:01 3 15.70 0.00 0.69 0.04 0.08 83.50 10:00:05 all 23.52 0.00 0.75 0.05 0.08 75.60 10:00:05 0 23.46 0.00 0.83 0.03 0.08 75.59 10:00:05 1 22.78 0.00 0.70 0.07 0.08 76.37 10:00:05 2 23.86 0.00 0.67 0.03 0.09 75.35 10:00:05 3 23.99 0.00 0.82 0.05 0.07 75.08 10:10:05 all 18.67 0.00 0.68 0.03 0.08 80.54 10:10:05 0 18.97 0.00 0.80 0.03 0.08 80.12 10:10:05 1 18.57 0.00 0.56 0.02 0.07 80.78 10:10:05 2 18.31 0.00 0.70 0.02 0.08 80.90 10:10:05 3 18.84 0.00 0.68 0.06 0.08 80.35 10:20:01 all 7.94 0.00 0.44 0.02 0.07 91.54 10:20:01 0 7.59 0.00 0.40 0.01 0.07 91.93 10:20:01 1 8.30 0.00 0.41 0.02 0.06 91.21 10:20:01 2 8.13 0.00 0.41 0.01 0.07 91.38 10:20:01 3 7.74 0.00 0.52 0.03 0.07 91.64 10:30:05 all 10.52 0.00 0.45 0.02 0.08 88.93 10:30:05 0 10.44 0.00 0.41 0.02 0.07 89.06 10:30:05 1 10.18 0.00 0.45 0.03 0.08 89.26 10:30:05 2 10.68 0.00 0.49 0.01 0.08 88.74 10:30:05 3 10.77 0.00 0.46 0.02 0.07 88.67 10:40:05 all 9.95 0.00 0.37 0.02 0.07 89.59 10:40:05 0 9.90 0.00 0.34 0.02 0.08 89.67 10:40:05 1 10.11 0.00 0.37 0.02 0.08 89.42 10:40:05 2 9.98 0.00 0.41 0.01 0.08 89.52 10:40:05 3 9.80 0.00 0.36 0.01 0.07 89.76 10:50:01 all 12.98 0.00 0.48 0.03 0.08 86.43 10:50:01 0 11.89 0.00 0.46 0.03 0.07 87.55 10:50:01 1 12.96 0.00 0.37 0.01 0.08 86.58 10:50:01 2 14.09 0.00 0.54 0.07 0.08 85.22 10:50:01 3 12.99 0.00 0.53 0.02 0.08 86.38 11:00:05 all 15.50 0.00 0.58 0.03 0.08 83.82 11:00:05 0 14.93 0.00 0.54 0.04 0.08 84.41 11:00:05 1 15.54 0.00 0.64 0.01 0.07 83.74 11:00:05 2 15.83 0.00 0.57 0.04 0.08 83.47 11:00:05 3 15.69 0.00 0.56 0.02 0.07 83.66 Average: CPU %user %nice %system %iowait %steal %idle Average: all 22.88 0.00 0.96 0.09 0.09 75.98 Average: 0 23.03 0.00 0.98 0.11 0.09 75.79 Average: 1 22.47 0.00 0.98 0.09 0.09 76.37 Average: 2 22.97 0.00 0.92 0.08 0.09 75.94 Average: 3 23.05 0.00 0.97 0.08 0.08 75.81