---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-63099 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 62G 21% / 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 720 7218 4 8050 14925 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:3e:71:b6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.59/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80286sec preferred_lft 80286sec inet6 fe80::f816:3eff:fe3e:71b6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:df:0c:0a:a3:97 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::10df:cff:fe0a:a397/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-4c-16g-63099) 10/09/26 _x86_64_ (4 CPU) 10:06:45 LINUX RESTART (4 CPU) 10:10:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:10 59.98 1.87 55.13 2.98 109.21 25380.93 6557.26 10:30:22 7.41 0.34 6.71 0.35 23.19 214.12 626.22 10:40:01 8.53 0.01 8.13 0.40 0.46 267.44 655.56 10:50:22 25.07 0.75 23.10 1.21 10.84 1778.84 957.87 11:00:22 22.05 0.04 20.94 1.07 2.00 1617.04 1677.13 11:10:01 7.61 0.00 7.31 0.30 0.00 238.62 107.93 11:20:00 22.40 0.06 6.32 16.02 1.18 185.77 215655.84 11:30:22 7.38 0.00 7.16 0.23 0.00 183.50 304.63 11:40:01 5.33 0.00 5.14 0.19 0.00 167.87 66.46 Average: 18.46 0.34 15.58 2.53 16.33 3321.83 25192.70 10:10:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:10 1081468 8985108 6940992 42.39 233444 7510268 7764080 44.57 1904864 12654808 276 10:30:22 3048168 10969936 4957392 30.28 234988 7526768 5663964 32.51 1973328 10622940 104 10:40:01 1858264 9795584 6131040 37.45 236708 7540592 6947372 39.88 1979576 11802008 336 10:50:22 151012 7399400 8525512 52.07 250204 6841328 9357984 53.71 2125076 13361120 500 11:00:22 3775288 11339168 4586828 28.01 260232 7138020 5359660 30.76 2177056 9696312 160 11:10:01 3958488 11557316 4370284 26.69 261364 7171732 5178596 29.73 2179944 9497452 356 11:20:00 2215968 9844376 6081916 37.15 262672 7199960 6873844 39.46 2187552 11232604 128 11:30:22 2206404 9859508 6066892 37.05 263384 7223868 6835756 39.24 2191156 11252476 84 11:40:01 3739360 11417672 4509508 27.54 264064 7248360 5250204 30.14 2193340 9713460 248 Average: 2448269 10129785 5796707 35.40 251896 7266766 6581273 37.78 2101321 11092576 244 10:10:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:10 lo 9.55 9.55 7.50 7.50 0.00 0.00 0.00 0.00 10:20:10 ens3 78.76 55.81 905.98 5.16 0.00 0.00 0.00 0.00 10:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:22 lo 12.47 12.47 6.97 6.97 0.00 0.00 0.00 0.00 10:30:22 ens3 0.63 0.48 0.12 0.09 0.00 0.00 0.00 0.00 10:30:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 7.77 7.77 5.11 5.11 0.00 0.00 0.00 0.00 10:40:01 ens3 8.07 5.12 4.84 4.40 0.00 0.00 0.00 0.00 10:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:22 lo 17.11 17.11 13.86 13.86 0.00 0.00 0.00 0.00 10:50:22 ens3 1.52 1.09 0.38 0.30 0.00 0.00 0.00 0.00 10:50:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:22 lo 20.16 20.16 9.22 9.22 0.00 0.00 0.00 0.00 11:00:22 ens3 1.32 1.03 0.29 0.27 0.00 0.00 0.00 0.00 11:00:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 lo 15.91 15.91 8.37 8.37 0.00 0.00 0.00 0.00 11:10:01 ens3 0.84 0.70 0.20 0.16 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:00 lo 29.57 29.57 11.75 11.75 0.00 0.00 0.00 0.00 11:20:00 ens3 0.61 0.44 0.10 0.08 0.00 0.00 0.00 0.00 11:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:22 lo 19.50 19.50 10.43 10.43 0.00 0.00 0.00 0.00 11:30:22 ens3 0.74 0.63 0.14 0.11 0.00 0.00 0.00 0.00 11:30:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 lo 12.44 12.44 6.75 6.75 0.00 0.00 0.00 0.00 11:40:01 ens3 0.63 0.52 0.12 0.09 0.00 0.00 0.00 0.00 11:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 16.12 16.12 8.93 8.93 0.00 0.00 0.00 0.00 Average: ens3 10.26 7.25 100.54 1.17 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 5.15.0-198-generic (prd-ubuntu2204-docker-4c-16g-63099) 10/09/26 _x86_64_ (4 CPU) 10:06:45 LINUX RESTART (4 CPU) 10:10:16 CPU %user %nice %system %iowait %steal %idle 10:20:10 all 32.17 0.00 1.93 2.60 0.02 63.27 10:20:10 0 30.99 0.00 1.77 3.19 0.02 64.04 10:20:10 1 34.83 0.00 2.25 2.05 0.02 60.85 10:20:10 2 31.74 0.00 1.80 2.75 0.02 63.69 10:20:10 3 31.14 0.00 1.92 2.39 0.02 64.52 10:30:22 all 15.61 0.00 0.74 0.07 0.02 83.56 10:30:22 0 15.19 0.00 0.73 0.02 0.03 84.03 10:30:22 1 15.44 0.00 0.70 0.06 0.02 83.78 10:30:22 2 15.50 0.00 0.89 0.19 0.02 83.39 10:30:22 3 16.30 0.00 0.62 0.02 0.02 83.03 10:40:01 all 16.72 0.00 0.78 0.04 0.02 82.44 10:40:01 0 16.50 0.00 0.83 0.05 0.02 82.60 10:40:01 1 17.03 0.00 0.78 0.03 0.02 82.14 10:40:01 2 16.17 0.00 0.73 0.07 0.02 83.01 10:40:01 3 17.16 0.00 0.79 0.01 0.02 82.02 10:50:22 all 33.27 0.00 1.40 0.08 0.03 65.22 10:50:22 0 32.67 0.00 1.59 0.14 0.03 65.58 10:50:22 1 33.96 0.00 1.21 0.05 0.02 64.75 10:50:22 2 32.84 0.00 1.36 0.06 0.03 65.71 10:50:22 3 33.62 0.00 1.45 0.05 0.03 64.85 11:00:22 all 30.43 0.00 1.42 0.13 0.03 67.99 11:00:22 0 30.35 0.00 1.50 0.05 0.02 68.08 11:00:22 1 29.38 0.00 1.41 0.11 0.03 69.08 11:00:22 2 30.56 0.00 1.38 0.16 0.03 67.87 11:00:22 3 31.43 0.00 1.40 0.19 0.03 66.94 11:10:01 all 13.67 0.00 0.75 0.03 0.02 85.53 11:10:01 0 14.24 0.00 0.84 0.02 0.02 84.89 11:10:01 1 13.67 0.00 0.76 0.02 0.02 85.54 11:10:01 2 13.55 0.00 0.76 0.05 0.02 85.63 11:10:01 3 13.24 0.00 0.62 0.05 0.02 86.08 11:20:00 all 11.18 0.00 0.56 0.03 0.01 88.22 11:20:00 0 11.40 0.00 0.57 0.04 0.01 87.99 11:20:00 1 10.98 0.00 0.63 0.02 0.01 88.36 11:20:00 2 11.29 0.00 0.50 0.03 0.02 88.16 11:20:00 3 11.05 0.00 0.53 0.04 0.01 88.36 11:30:22 all 10.04 0.00 0.55 0.05 0.02 89.34 11:30:22 0 10.22 0.00 0.59 0.06 0.02 89.11 11:30:22 1 10.18 0.00 0.51 0.03 0.02 89.27 11:30:22 2 9.71 0.00 0.57 0.11 0.02 89.58 11:30:22 3 10.06 0.00 0.52 0.02 0.02 89.39 11:40:01 all 7.94 0.00 0.55 0.03 0.01 91.47 11:40:01 0 7.98 0.00 0.69 0.01 0.01 91.31 11:40:01 1 8.02 0.00 0.49 0.07 0.01 91.40 11:40:01 2 8.04 0.00 0.55 0.01 0.02 91.38 11:40:01 3 7.73 0.00 0.45 0.03 0.01 91.78 Average: all 19.08 0.00 0.97 0.34 0.02 79.59 Average: 0 18.91 0.00 1.01 0.39 0.02 79.66 Average: 1 19.36 0.00 0.97 0.27 0.02 79.38 Average: 2 18.90 0.00 0.95 0.38 0.02 79.74 Average: 3 19.16 0.00 0.93 0.31 0.02 79.58