---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-14911 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 713 10819 4 4456 14933 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:70:cc:79 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.35/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79316sec preferred_lft 79316sec inet6 fe80::f816:3eff:fe70:cc79/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:d7:00:48:85:5e 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::c4d7:ff:fe48:855e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-14911) 03/23/26 _x86_64_ (4 CPU) 08:14:19 LINUX RESTART (4 CPU) 08:20:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:34 63.58 6.70 54.08 2.80 255.80 8654.27 4162.23 08:40:24 42.49 19.44 21.82 1.23 165.39 1533.32 589.30 08:50:07 23.79 0.10 7.40 16.30 4.70 264.09 217652.36 09:00:07 16.22 0.04 15.50 0.69 1.89 713.89 703.08 09:10:07 14.72 0.01 14.05 0.66 1.05 456.10 251.65 09:20:17 4.93 0.00 4.76 0.16 0.25 137.77 89.66 09:30:06 4.71 0.02 4.50 0.18 1.60 146.45 70.17 09:40:27 2.10 0.00 2.10 0.00 0.00 33.12 0.01 09:50:27 5.52 0.00 5.33 0.19 0.31 158.77 55.73 10:00:28 11.68 0.04 11.07 0.57 4.38 689.56 387.95 10:10:33 4.92 0.02 4.69 0.20 0.59 171.55 246.20 Average: 17.79 2.39 13.36 2.05 40.36 1209.67 19762.16 08:20:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:34 4781516 7749816 8184124 49.99 265072 2711728 9251224 53.10 2099624 8941752 74712 08:40:24 3862332 7096868 8835400 53.96 272676 2969932 9552208 54.83 2264140 9668316 304 08:50:07 6463676 9726892 6208400 37.92 273996 2997364 7006808 40.22 2277112 7083752 352 09:00:07 10204384 13601764 2337032 14.27 279204 3122404 3086560 17.72 2326996 3307996 252 09:10:07 7892440 11356204 4581320 27.98 281484 3186448 5296712 30.40 2332356 5610252 44 09:20:17 8020372 11502572 4434748 27.09 281908 3204508 5169020 29.67 2333552 5469932 148 09:30:06 6525252 10028336 5908212 36.08 282440 3224876 6722108 38.58 2335836 6967852 348 09:40:27 6357980 9862660 6073812 37.10 282720 3226204 6848620 39.31 2336140 7127064 340 09:50:27 6191040 9717516 6218960 37.98 283284 3247428 6881628 39.50 2339376 7287080 296 10:00:28 7631372 11313096 4623960 28.24 287796 3392120 5292100 30.38 2356128 5842108 252 10:10:33 6808352 10518748 5417872 33.09 288492 3419928 6015404 34.53 2367496 6637576 148 Average: 6794429 10224952 5711258 34.88 279916 3154813 6465672 37.11 2306251 6722153 7018 08:20:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:34 lo 19.96 19.96 15.98 15.98 0.00 0.00 0.00 0.00 08:30:34 ens3 2.05 1.66 0.61 0.50 0.00 0.00 0.00 0.00 08:30:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:24 lo 49.68 49.68 21.69 21.69 0.00 0.00 0.00 0.00 08:40:24 ens3 1.97 1.73 0.41 1.20 0.00 0.00 0.00 0.00 08:40:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:07 lo 15.15 15.15 7.37 7.37 0.00 0.00 0.00 0.00 08:50:07 ens3 0.75 0.38 0.17 0.11 0.00 0.00 0.00 0.00 08:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:07 lo 11.26 11.26 5.60 5.60 0.00 0.00 0.00 0.00 09:00:07 ens3 0.97 0.78 0.25 0.21 0.00 0.00 0.00 0.00 09:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:07 lo 19.18 19.18 9.97 9.97 0.00 0.00 0.00 0.00 09:10:07 ens3 0.87 0.66 0.17 0.13 0.00 0.00 0.00 0.00 09:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:17 lo 21.69 21.69 8.83 8.83 0.00 0.00 0.00 0.00 09:20:17 ens3 0.75 0.51 0.14 0.10 0.00 0.00 0.00 0.00 09:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:06 lo 19.62 19.62 8.45 8.45 0.00 0.00 0.00 0.00 09:30:06 ens3 0.62 0.38 0.16 0.11 0.00 0.00 0.00 0.00 09:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:27 lo 9.88 9.88 4.18 4.18 0.00 0.00 0.00 0.00 09:40:27 ens3 0.52 0.36 0.12 0.09 0.00 0.00 0.00 0.00 09:40:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:27 lo 17.41 17.41 10.21 10.21 0.00 0.00 0.00 0.00 09:50:27 ens3 0.60 0.47 0.12 0.10 0.00 0.00 0.00 0.00 09:50:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:28 lo 17.96 17.96 9.99 9.99 0.00 0.00 0.00 0.00 10:00:28 ens3 1.12 1.00 0.33 0.27 0.00 0.00 0.00 0.00 10:00:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:33 lo 29.69 29.69 11.43 11.43 0.00 0.00 0.00 0.00 10:10:33 ens3 0.66 0.51 0.14 0.10 0.00 0.00 0.00 0.00 10:10:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.98 20.98 10.34 10.34 0.00 0.00 0.00 0.00 Average: ens3 0.99 0.77 0.24 0.27 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-14911) 03/23/26 _x86_64_ (4 CPU) 08:14:19 LINUX RESTART (4 CPU) 08:20:04 CPU %user %nice %system %iowait %steal %idle 08:30:34 all 51.58 0.00 1.99 0.15 0.10 46.18 08:30:34 0 52.47 0.00 1.91 0.10 0.10 45.42 08:30:34 1 51.71 0.00 2.07 0.18 0.10 45.94 08:30:34 2 51.74 0.00 1.93 0.15 0.10 46.09 08:30:34 3 50.41 0.00 2.05 0.17 0.10 47.27 08:40:24 all 39.40 0.00 1.50 0.05 0.10 58.95 08:40:24 0 39.49 0.00 1.54 0.10 0.10 58.77 08:40:24 1 40.42 0.00 1.43 0.03 0.10 58.02 08:40:24 2 39.32 0.00 1.57 0.01 0.10 59.00 08:40:24 3 38.37 0.00 1.47 0.05 0.10 60.00 08:50:07 all 17.39 0.00 0.84 0.05 0.08 81.64 08:50:07 0 18.01 0.00 0.80 0.03 0.07 81.09 08:50:07 1 17.91 0.00 0.90 0.03 0.08 81.08 08:50:07 2 16.50 0.00 0.93 0.04 0.08 82.45 08:50:07 3 17.16 0.00 0.75 0.09 0.08 81.93 09:00:07 all 21.72 0.00 0.79 0.05 0.07 77.36 09:00:07 0 21.28 0.00 0.73 0.07 0.07 77.85 09:00:07 1 22.06 0.00 0.93 0.09 0.07 76.85 09:00:07 2 21.56 0.00 0.79 0.02 0.07 77.55 09:00:07 3 21.99 0.00 0.72 0.03 0.07 77.18 09:10:07 all 25.13 0.00 0.83 0.04 0.08 73.93 09:10:07 0 24.38 0.00 0.85 0.06 0.07 74.64 09:10:07 1 25.29 0.00 0.80 0.06 0.08 73.78 09:10:07 2 25.22 0.00 0.89 0.03 0.08 73.78 09:10:07 3 25.62 0.00 0.77 0.02 0.08 73.53 09:20:17 all 8.20 0.00 0.39 0.02 0.06 91.33 09:20:17 0 8.18 0.00 0.40 0.01 0.06 91.35 09:20:17 1 8.39 0.00 0.40 0.00 0.06 91.15 09:20:17 2 8.04 0.00 0.33 0.01 0.07 91.55 09:20:17 3 8.18 0.00 0.43 0.04 0.06 91.29 09:30:06 all 9.59 0.00 0.43 0.02 0.06 89.89 09:30:06 0 9.09 0.00 0.34 0.01 0.06 90.51 09:30:06 1 10.03 0.00 0.47 0.02 0.07 89.41 09:30:06 2 9.63 0.00 0.49 0.01 0.07 89.80 09:30:06 3 9.61 0.00 0.43 0.04 0.06 89.85 09:40:27 all 1.76 0.00 0.21 0.01 0.05 97.96 09:40:27 0 1.57 0.00 0.21 0.00 0.05 98.17 09:40:27 1 1.93 0.00 0.25 0.01 0.06 97.75 09:40:27 2 1.71 0.00 0.18 0.01 0.06 98.05 09:40:27 3 1.83 0.00 0.22 0.02 0.05 97.88 09:50:27 all 9.81 0.00 0.40 0.03 0.06 89.70 09:50:27 0 9.68 0.00 0.33 0.04 0.06 89.89 09:50:27 1 9.87 0.00 0.39 0.07 0.06 89.60 09:50:27 2 9.60 0.00 0.51 0.01 0.06 89.82 09:50:27 3 10.08 0.00 0.36 0.01 0.06 89.48 10:00:28 all 20.45 0.00 0.80 0.04 0.07 78.63 10:00:28 0 20.43 0.00 0.80 0.02 0.07 78.68 10:00:28 1 19.85 0.00 0.76 0.04 0.07 79.28 10:00:28 2 21.05 0.00 0.91 0.02 0.07 77.95 10:00:28 3 20.49 0.00 0.74 0.09 0.07 78.61 10:10:33 all 10.14 0.00 0.43 0.02 0.06 89.35 10:10:33 0 10.35 0.00 0.42 0.00 0.05 89.17 10:10:33 1 10.07 0.00 0.51 0.04 0.06 89.31 10:10:33 2 9.70 0.00 0.41 0.02 0.06 89.82 10:10:33 3 10.45 0.00 0.39 0.01 0.06 89.08 Average: CPU %user %nice %system %iowait %steal %idle Average: all 19.63 0.00 0.79 0.04 0.07 79.47 Average: 0 19.60 0.00 0.76 0.04 0.07 79.53 Average: 1 19.84 0.00 0.81 0.05 0.08 79.22 Average: 2 19.53 0.00 0.81 0.03 0.07 79.55 Average: 3 19.53 0.00 0.76 0.05 0.07 79.58