---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-3176 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: 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 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 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 746 6677 4 8565 14899 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:cc:71:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.128/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79170sec preferred_lft 79170sec inet6 fe80::f816:3eff:fecc:7149/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:b4:ef:59:a7: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::b8b4:efff:fe59:a7c7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-3176) 09/08/26 _x86_64_ (4 CPU) 15:04:41 LINUX RESTART (4 CPU) 15:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:20:02 60.82 2.06 56.18 2.58 131.20 27388.77 11441.72 15:30:18 5.43 0.19 5.04 0.20 15.21 147.88 828.53 15:40:23 7.65 0.00 7.21 0.43 0.03 228.43 2377.18 15:50:10 17.90 0.79 16.11 0.99 9.49 1782.65 4707.61 16:00:04 54.09 18.85 33.51 1.73 153.30 1937.62 1242.26 16:10:25 10.56 0.00 10.09 0.46 0.06 284.80 148.00 16:20:17 5.33 0.00 5.11 0.21 0.09 150.23 46.80 16:30:21 4.85 0.00 4.67 0.19 0.00 148.52 178.34 16:40:25 5.40 0.00 5.23 0.17 0.01 164.14 1151.34 16:50:01 11.26 0.00 10.74 0.52 0.00 712.88 1578.62 17:00:22 4.67 0.00 4.50 0.17 0.00 165.00 48.80 Average: 16.98 1.97 14.33 0.69 27.93 3000.00 2143.71 15:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:20:02 1025664 8858500 7065508 43.15 235676 7424688 7767028 44.58 1933368 12665588 364 15:30:18 3008156 10850996 5074188 30.99 236824 7433584 5591840 32.10 1979412 10656772 36 15:40:23 3265720 11121832 4803400 29.34 238380 7445292 5523548 31.71 1998292 10373596 52 15:50:10 2849684 11089108 4834328 29.53 250676 7801116 6088180 34.95 2119140 10658332 3784 16:00:04 3499904 11171952 4751928 29.02 262764 7229760 6083544 34.92 2321224 9812200 1044 16:10:25 3370172 11077760 4846880 29.60 264472 7263608 5471052 31.40 2325908 9944500 116 16:20:17 3489552 11217424 4707128 28.75 265060 7283252 5305184 30.45 2327256 9806332 572 16:30:21 1796660 9545020 6378744 38.96 265776 7302908 6914840 39.69 2329568 11512908 276 16:40:25 1741976 9513640 6410004 39.15 266456 7325484 6929504 39.78 2332920 11552296 104 16:50:01 3754892 11680704 4244136 25.92 270164 7469504 5099544 29.27 2346984 9526588 512 17:00:22 3567044 11520896 4403632 26.90 270884 7496736 5794508 33.26 2359224 9702628 312 Average: 2851766 10695257 5229080 31.94 257012 7406903 6051707 34.74 2215754 10564704 652 15:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:20:02 lo 9.49 9.49 7.76 7.76 0.00 0.00 0.00 0.00 15:20:02 ens3 251.94 165.18 1928.34 12.33 0.00 0.00 0.00 0.00 15:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:18 lo 7.45 7.45 4.34 4.34 0.00 0.00 0.00 0.00 15:30:18 ens3 0.70 0.64 0.12 0.92 0.00 0.00 0.00 0.00 15:30:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:23 lo 9.92 9.92 5.79 5.79 0.00 0.00 0.00 0.00 15:40:23 ens3 0.58 0.55 0.12 0.10 0.00 0.00 0.00 0.00 15:40:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:10 lo 12.47 12.47 10.58 10.58 0.00 0.00 0.00 0.00 15:50:10 ens3 0.87 0.81 0.28 0.23 0.00 0.00 0.00 0.00 15:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:04 lo 25.14 25.14 15.59 15.59 0.00 0.00 0.00 0.00 16:00:04 ens3 1.74 2.05 0.45 0.42 0.00 0.00 0.00 0.00 16:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:25 lo 26.02 26.02 12.74 12.74 0.00 0.00 0.00 0.00 16:10:25 ens3 0.93 1.18 0.21 0.20 0.00 0.00 0.00 0.00 16:10:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:17 lo 27.01 27.01 9.72 9.72 0.00 0.00 0.00 0.00 16:20:17 ens3 0.56 0.56 0.13 0.11 0.00 0.00 0.00 0.00 16:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:21 lo 15.34 15.34 7.60 7.60 0.00 0.00 0.00 0.00 16:30:21 ens3 0.53 0.63 0.12 0.11 0.00 0.00 0.00 0.00 16:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:25 lo 17.27 17.27 10.40 10.40 0.00 0.00 0.00 0.00 16:40:25 ens3 0.70 0.68 0.18 0.15 0.00 0.00 0.00 0.00 16:40:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:01 lo 15.64 15.64 8.28 8.28 0.00 0.00 0.00 0.00 16:50:01 ens3 3.34 1.11 0.84 0.49 0.00 0.00 0.00 0.00 16:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:22 lo 16.24 16.24 6.68 6.68 0.00 0.00 0.00 0.00 17:00:22 ens3 0.83 0.65 0.23 0.17 0.00 0.00 0.00 0.00 17:00:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 16.54 16.54 9.03 9.03 0.00 0.00 0.00 0.00 Average: ens3 23.85 15.80 175.36 1.38 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-3176) 09/08/26 _x86_64_ (4 CPU) 15:04:41 LINUX RESTART (4 CPU) 15:10:01 CPU %user %nice %system %iowait %steal %idle 15:20:02 all 32.19 0.00 1.90 0.64 0.05 65.22 15:20:02 0 32.72 0.00 1.77 0.31 0.05 65.15 15:20:02 1 30.02 0.00 1.98 0.46 0.04 67.49 15:20:02 2 30.51 0.00 1.82 1.32 0.05 66.30 15:20:02 3 35.51 0.00 2.04 0.47 0.05 61.92 15:30:18 all 8.54 0.00 0.53 0.04 0.03 90.85 15:30:18 0 8.82 0.00 0.57 0.06 0.03 90.52 15:30:18 1 8.69 0.00 0.48 0.03 0.03 90.77 15:30:18 2 8.06 0.00 0.49 0.05 0.03 91.36 15:30:18 3 8.61 0.00 0.57 0.01 0.04 90.77 15:40:23 all 15.45 0.00 0.67 0.05 0.05 83.78 15:40:23 0 14.86 0.00 0.74 0.05 0.04 84.31 15:40:23 1 15.57 0.00 0.65 0.02 0.05 83.71 15:40:23 2 15.63 0.00 0.64 0.08 0.05 83.61 15:40:23 3 15.76 0.00 0.66 0.04 0.05 83.49 15:50:10 all 23.38 0.00 1.08 0.07 0.06 75.41 15:50:10 0 22.83 0.00 1.15 0.03 0.05 75.94 15:50:10 1 23.78 0.00 1.03 0.16 0.06 74.97 15:50:10 2 23.41 0.00 1.08 0.04 0.06 75.40 15:50:10 3 23.48 0.00 1.07 0.06 0.06 75.33 16:00:04 all 52.12 0.00 1.98 0.15 0.07 45.68 16:00:04 0 51.26 0.00 1.93 0.08 0.07 46.67 16:00:04 1 50.60 0.00 2.13 0.15 0.07 47.04 16:00:04 2 52.83 0.00 2.00 0.21 0.07 44.89 16:00:04 3 53.81 0.00 1.84 0.15 0.08 44.11 16:10:25 all 19.91 0.00 0.91 0.05 0.05 79.08 16:10:25 0 20.11 0.00 1.05 0.05 0.05 78.74 16:10:25 1 19.65 0.00 0.86 0.05 0.05 79.40 16:10:25 2 19.71 0.00 0.87 0.10 0.05 79.27 16:10:25 3 20.15 0.00 0.88 0.02 0.05 78.91 16:20:17 all 8.67 0.00 0.51 0.03 0.04 90.75 16:20:17 0 8.76 0.00 0.57 0.04 0.04 90.60 16:20:17 1 8.65 0.00 0.54 0.01 0.04 90.76 16:20:17 2 8.62 0.00 0.51 0.05 0.03 90.80 16:20:17 3 8.65 0.00 0.44 0.02 0.04 90.86 16:30:21 all 9.93 0.00 0.51 0.03 0.04 89.49 16:30:21 0 10.20 0.00 0.51 0.05 0.05 89.20 16:30:21 1 9.52 0.00 0.49 0.04 0.05 89.91 16:30:21 2 9.49 0.00 0.52 0.01 0.04 89.94 16:30:21 3 10.51 0.00 0.51 0.01 0.04 88.92 16:40:25 all 10.16 0.00 0.52 0.03 0.05 89.26 16:40:25 0 10.10 0.00 0.57 0.03 0.04 89.25 16:40:25 1 10.38 0.00 0.51 0.01 0.04 89.05 16:40:25 2 10.20 0.00 0.53 0.02 0.05 89.20 16:40:25 3 9.94 0.00 0.45 0.03 0.04 89.53 16:50:01 all 18.91 0.00 0.79 0.06 0.04 80.21 16:50:01 0 18.45 0.00 0.77 0.00 0.05 80.73 16:50:01 1 19.00 0.00 0.80 0.05 0.04 80.11 16:50:01 2 18.62 0.00 0.78 0.05 0.04 80.50 16:50:01 3 19.55 0.00 0.80 0.12 0.05 79.48 17:00:22 all 7.87 0.00 0.53 0.03 0.03 91.54 17:00:22 0 7.72 0.00 0.53 0.02 0.03 91.69 17:00:22 1 8.09 0.00 0.61 0.03 0.04 91.23 17:00:22 2 7.82 0.00 0.45 0.01 0.04 91.68 17:00:22 3 7.85 0.00 0.53 0.04 0.03 91.55 Average: CPU %user %nice %system %iowait %steal %idle Average: all 18.74 0.00 0.90 0.11 0.05 80.21 Average: 0 18.62 0.00 0.92 0.07 0.05 80.34 Average: 1 18.45 0.00 0.91 0.09 0.05 80.49 Average: 2 18.53 0.00 0.88 0.18 0.05 80.37 Average: 3 19.35 0.00 0.89 0.09 0.05 79.63