---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-46928 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 17G 61G 22% / 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 728 6813 4 8448 14917 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:5e:45:69 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.79/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79601sec preferred_lft 79601sec inet6 fe80::f816:3eff:fe5e:4569/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:ad:9c:1f:55:cd 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::a0ad:9cff:fe1f:55cd/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-46928) 09/02/26 _x86_64_ (4 CPU) 19:45:47 LINUX RESTART (4 CPU) 19:50:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:00:08 52.59 1.84 48.21 2.54 108.81 24912.58 7294.67 20:10:01 7.24 0.28 6.61 0.35 18.20 200.50 444.63 20:20:08 7.78 0.01 7.38 0.39 0.12 269.77 670.76 20:30:08 38.56 0.73 35.78 2.06 9.85 3185.05 1829.64 20:40:08 16.86 0.00 16.18 0.69 0.00 453.73 304.25 20:50:08 7.68 0.00 7.36 0.32 0.00 227.29 94.37 21:00:08 2.29 0.00 2.26 0.03 0.00 43.60 0.27 21:10:00 5.22 0.00 5.05 0.17 0.00 151.83 118.37 21:20:08 5.94 0.00 5.77 0.17 0.00 167.30 62.99 21:30:08 10.93 0.00 10.41 0.52 0.01 678.47 306.19 Average: 15.44 0.28 14.43 0.72 13.48 2984.05 1100.08 19:50:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:00:08 594212 8578664 7348040 44.88 229976 7594344 8877468 50.96 1897796 13160588 152 20:10:01 3036536 11037508 4890664 29.87 231648 7609304 5620876 32.26 1956136 10658332 268 20:20:08 1628880 9647948 6279056 38.35 233500 7625428 7001812 40.19 1962496 12054924 216 20:30:08 4146804 11667168 4260752 26.02 256332 7099060 5336764 30.63 2197724 9309884 12192 20:40:08 3748092 11316892 4610292 28.16 259052 7144508 5339148 30.65 2216876 9681380 252 20:50:08 3808880 11409672 4518444 27.60 259984 7175540 5325976 30.57 2219060 9614004 60 21:00:08 3713468 11317700 4610468 28.16 260172 7178792 5333436 30.61 2219244 9721144 96 21:10:00 2003284 9627880 6299444 38.47 260856 7198468 6996008 40.16 2221372 11402080 72 21:20:08 1924488 9572204 6355084 38.81 261808 7220544 7108948 40.81 2225180 11504160 224 21:30:08 3502796 11306184 4621524 28.23 265992 7364244 5292836 30.38 2240944 9898048 204 Average: 2810744 10548182 5379377 32.86 251932 7321023 6223327 35.72 2135683 10700454 1374 19:50:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:00:08 lo 9.72 9.72 7.65 7.65 0.00 0.00 0.00 0.00 20:00:08 ens3 69.98 52.65 681.53 4.86 0.00 0.00 0.00 0.00 20:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:01 lo 12.99 12.99 7.55 7.55 0.00 0.00 0.00 0.00 20:10:01 ens3 1.18 0.85 0.26 1.23 0.00 0.00 0.00 0.00 20:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:08 lo 11.80 11.80 6.78 6.78 0.00 0.00 0.00 0.00 20:20:08 ens3 0.57 0.39 0.11 0.09 0.00 0.00 0.00 0.00 20:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:08 lo 19.87 19.87 16.36 16.36 0.00 0.00 0.00 0.00 20:30:08 ens3 1.89 1.66 0.54 0.46 0.00 0.00 0.00 0.00 20:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:08 lo 27.39 27.39 12.28 12.28 0.00 0.00 0.00 0.00 20:40:08 ens3 1.25 1.03 0.29 0.24 0.00 0.00 0.00 0.00 20:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:08 lo 18.21 18.21 9.18 9.18 0.00 0.00 0.00 0.00 20:50:08 ens3 0.69 0.69 0.14 0.12 0.00 0.00 0.00 0.00 20:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:08 lo 19.60 19.60 6.32 6.32 0.00 0.00 0.00 0.00 21:00:08 ens3 0.39 0.27 0.10 0.07 0.00 0.00 0.00 0.00 21:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:00 lo 16.90 16.90 8.66 8.66 0.00 0.00 0.00 0.00 21:10:00 ens3 0.69 0.59 0.16 0.14 0.00 0.00 0.00 0.00 21:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:08 lo 17.57 17.57 10.34 10.34 0.00 0.00 0.00 0.00 21:20:08 ens3 0.68 0.63 0.15 0.13 0.00 0.00 0.00 0.00 21:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:08 lo 17.76 17.76 9.45 9.45 0.00 0.00 0.00 0.00 21:30:08 ens3 0.97 0.89 0.25 0.21 0.00 0.00 0.00 0.00 21:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 17.20 17.20 9.46 9.46 0.00 0.00 0.00 0.00 Average: ens3 7.70 5.87 67.09 0.74 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-46928) 09/02/26 _x86_64_ (4 CPU) 19:45:47 LINUX RESTART (4 CPU) 19:50:20 CPU %user %nice %system %iowait %steal %idle 20:00:08 all 30.27 0.00 1.57 0.36 0.02 67.78 20:00:08 0 28.91 0.00 1.63 0.24 0.02 69.21 20:00:08 1 34.46 0.00 1.73 0.18 0.03 63.61 20:00:08 2 28.09 0.00 1.57 0.50 0.02 69.81 20:00:08 3 29.62 0.00 1.36 0.51 0.03 68.48 20:10:01 all 14.87 0.00 0.67 0.08 0.02 84.36 20:10:01 0 15.05 0.00 0.82 0.04 0.02 84.08 20:10:01 1 15.10 0.00 0.59 0.02 0.02 84.27 20:10:01 2 14.82 0.00 0.65 0.24 0.02 84.28 20:10:01 3 14.52 0.00 0.62 0.01 0.02 84.83 20:20:08 all 16.33 0.00 0.71 0.05 0.02 82.89 20:20:08 0 16.45 0.00 0.80 0.04 0.02 82.68 20:20:08 1 16.39 0.00 0.74 0.01 0.01 82.83 20:20:08 2 15.56 0.00 0.62 0.07 0.01 83.74 20:20:08 3 16.91 0.00 0.69 0.05 0.02 82.33 20:30:08 all 48.59 0.00 1.84 0.12 0.04 49.41 20:30:08 0 49.63 0.00 1.86 0.10 0.04 48.36 20:30:08 1 48.09 0.00 1.88 0.18 0.03 49.81 20:30:08 2 48.14 0.00 1.74 0.12 0.04 49.97 20:30:08 3 48.50 0.00 1.90 0.05 0.03 49.52 20:40:08 all 24.88 0.00 1.12 0.07 0.02 73.91 20:40:08 0 24.57 0.00 1.16 0.06 0.02 74.19 20:40:08 1 24.48 0.00 1.15 0.04 0.02 74.32 20:40:08 2 25.39 0.00 1.13 0.11 0.02 73.35 20:40:08 3 25.08 0.00 1.05 0.06 0.02 73.79 20:50:08 all 13.18 0.00 0.69 0.03 0.02 86.08 20:50:08 0 13.17 0.00 0.72 0.04 0.02 86.05 20:50:08 1 13.32 0.00 0.72 0.03 0.02 85.91 20:50:08 2 12.87 0.00 0.72 0.03 0.02 86.36 20:50:08 3 13.37 0.00 0.61 0.02 0.02 85.99 21:00:08 all 2.33 0.00 0.37 0.01 0.01 97.27 21:00:08 0 2.26 0.00 0.43 0.02 0.01 97.28 21:00:08 1 2.52 0.00 0.37 0.01 0.01 97.09 21:00:08 2 2.32 0.00 0.33 0.02 0.01 97.32 21:00:08 3 2.23 0.00 0.35 0.01 0.01 97.40 21:10:00 all 9.63 0.00 0.59 0.03 0.02 89.73 21:10:00 0 9.68 0.00 0.61 0.01 0.02 89.67 21:10:00 1 9.03 0.00 0.62 0.02 0.02 90.30 21:10:00 2 10.07 0.00 0.56 0.04 0.02 89.31 21:10:00 3 9.73 0.00 0.56 0.04 0.02 89.65 21:20:08 all 9.70 0.00 0.64 0.03 0.02 89.61 21:20:08 0 9.06 0.00 0.67 0.05 0.02 90.20 21:20:08 1 10.23 0.00 0.71 0.02 0.03 89.01 21:20:08 2 9.69 0.00 0.59 0.03 0.02 89.67 21:20:08 3 9.82 0.00 0.60 0.01 0.02 89.56 21:30:08 all 19.60 0.00 0.89 0.05 0.02 79.44 21:30:08 0 19.21 0.00 0.88 0.04 0.02 79.84 21:30:08 1 20.58 0.00 0.92 0.02 0.02 78.46 21:30:08 2 19.56 0.00 0.91 0.05 0.02 79.45 21:30:08 3 19.05 0.00 0.83 0.10 0.02 80.00 Average: all 18.91 0.00 0.91 0.08 0.02 80.08 Average: 0 18.78 0.00 0.96 0.06 0.02 80.18 Average: 1 19.39 0.00 0.94 0.05 0.02 79.60 Average: 2 18.63 0.00 0.88 0.12 0.02 80.35 Average: 3 18.86 0.00 0.86 0.08 0.02 80.18